Chemical Equipment articles from September 2001

Chemical Equipment archives from September 2001

Flow Rate Monitors: Basic or High Temperature models.(Eugene Ernst Products )(Brief Article)
September 1, 2001... EEP-INFLO flow rate monitors feature a Basic or High-Temperature model. Precision made monitors is available in aluminum brass or stainless steel construction. Unrestricted mounting can be installed in any orientation and will provide years of...

Screw Conyeyors: for chemical applications.(Brief Article)
September 1, 2001... Company offers a complete line of screw conveyors and screw feeders specifically designed for the chemical industry. Special features include fully enclosed leak-proof housing, mechanical seals, heavy-duty bearings, explosion-proof drives and...

Pumping System: for filter/dryer applications.(BOC Edwards)(Brief Article)
September 1, 2001... Solstar is a dry vacuum pump system designed to handle pumping requirements of filter dryers. At the heart of the system is a flexible DPS250 chemical dry pump, which enables execution of both necessary compression and vacuum steps in a...

Plastic/Rubber Tubing.(NewAge Industries)(Brief Article)
September 1, 2001... Catalog 10 is a full-color publication that provides information and specifications on 33 stock tubing and hose product lines. A wide variety of products is featured that are suitable for a multitude of applications in industries such as...

From THE Editor.(Chem Show)(Brief Article)(Editorial)
September 1, 2001... The September and October issues of Chemical Equipment Magazine will contain information on many of the products to be exhibited at the upcoming Chem Show. It's just around the corner and Chemical Equipment will keep readers advised of the...

Bag Packing System: provides high speed operation.(Brief Article)(Product Announcement)
September 1, 2001... Turbo Bag Packing system can reach output ranges for 3-6 TPH and is well suited for multiple product environments where particle size and characteristics are different. Packer is fully capable of being used with 50 and 100 lb. bags. Unit is...

Compact Metal Separator: for limited space areas.(Brief Article)(Product Announcement)
September 1, 2001... Model CMS Metal Separator is a compact system designed for areas where vertical spacing is restricted. Separator detects ferrous, non-ferrous and stainless steel metals in free falling or gravity fed products that are dry and nonconductive....

Flare-Ended Tubing: custom fabricated.(Brief Article)(Product Announcement)
September 1, 2001... Company fabricates custom ends on tubing or PVC, polyurethane, nylon, and polyethylene or fluoropolymer materials according to user specifications. Applications include fluid, air and gas transfer in chemical industries and others. Flare-ended...

Equipment Literature: details laboratory equipment.(Brief Article)
September 1, 2001... Company has published two, new, full color guides. One details Signature[TM] laboratory equipment and the other VWRbrand[TM] product lines. Designed to deliver high quality and performance, Signature line includes baths, circulators, chillers,...

Pump Stator Materials: offer a range of flexibility.(Brief Article)(Product Announcement)
September 1, 2001... Ultra-Flex stator materials are designed to meet a broader range of service conditions. All compounds provide consistent physical properties and greater flexibility in addressing user applications. A variety of proven elastomeric and rigid...

Cylinder Scales.(Brief Article)
September 1, 2001... Chlor-Scale[R] 150 for chlorine, [SO.sub.2] and ammonia, is now available with the original Century[R] dial or a batter powered SOLO[R] XT digital weight indicator. SOLO XT uses Cross Technology[R] to combine a durable hydraulic load cell with...

Discharger/Dumping Station.(Brief Article)
September 1, 2001... BFF Combi-Hood bulk bag discharger features a multipurpose hopper interface that allows automatic discharging from bulk bags as well as manual emptying from sacks, drums and other containers. For bulk bag discharging, bag outlet is pulled...

Bag Dump Station.(Brief Article)
September 1, 2001... Low profile, bag dump station is an efficient method to introduce bagged products into a process without dust. It has a self-contained filtration system with a 99.9% collection efficiency down to one micron. No external ducting, auxiliary...

Bulk Density Control.(Brief Article)
September 1, 2001... Spray dried products such as cheese powder, non-dairy creamer or baby formula have to meet bulk density targets to provide consistent weight during packaging. Comil[R] provides gentle action that size-reduces over-spec particles. Uniformly...

IBC Test System: cone-valve.(Brief Article)
September 1, 2001... Mobile cone valve IBC test system is designed for conducting discharge and metering trials for dry powder applications. Test system is mobile and can be easily set up in minutes. It only requires 80 PSI of compressed air and 110V electric. It...

Bulk Bag Conditioning System: hydraulically operated.(Brief Article)
September 1, 2001... System hydraulically compresses bulk bags to break up material which has hardened or developed lumps during transit and/or storage. Equipment can be custom engineered to accommodate specific applications. Material Transfer & Storage Inc., 1214...

Dust Collection: Supra-Blast.(Brief Article)
September 1, 2001... Company offers the Supra-Blast approach to dust collection. It is available in single or double filter configuration to remove dust, fumes and other industrial pollutants. It maximizes pulse power along entire length of each filter for more...

Strainer: for 55-gallon drums.(Brief Article)
September 1, 2001... EZ-Strainer[TM] 55 is designed for 55-gallon drums and strains unwanted particles from valuable product. User simply positions strainer on top of open-head drum and pours product through it. Unwanted particles stay in strainer while product...

Epoxy Mixer Cups: for small repair tasks.(Brief Article)
September 1, 2001... Fixmaster[R] General Purpose Epoxy Mixer Cups and Fixmaster[R] Fast Cure Epoxy Mixer Cups are packaged in discs that pop open to form a cup for convenient stirring of the pre-measured resin and hardener. Because epoxies are in pre-measured...

Quiet Cabinet Cooler: protects electrical enclosures.(Brief Article)
September 1, 2001... Mini Cabinet Cooler protects electronics from high external temperatures while maintaining sound levels of only 60 dBA at three feet. This compact air conditioner now features internal muffling for quiet operation and an external sleeve for...

Close-Coupled Systems: for differential transmitter applications.(Brief Article)
September 1, 2001... Close-Coupled System incorporates standard valving in special configurations as a solution to piping problems. System provides a solution to such problems as remote mounting requirements for access to the transmitter. By offering a variety of...

Two-Way Couplings: for industrial applications.(Brief Article)
September 1, 2001... DH Series couplings are 2-way, shut-off couplings designed for industrial marine and oil applications. Couplings are available in 1/4 to 1" sizes in steel, brass and stainless steel. Couplings have a maximum working pressure of 3700 PSI for...

Safety Video: on defying gravity.(Brief Article)
September 1, 2001... Video entitled "Gravity Kills - Defy It" uses dynamic video footage of drop tests, on-screen graphics and animation to convey information workers need to know about importance of fall protection. Other areas presented include equipment...

Epoxy Putty Stick: ideal for waterproof repairs.(Brief Article)
September 1, 2001... Magic Bond[TM] Epoxy Putty is a 2-part epoxy putty stick designed to seal leaks and repair gouges in steel, aluminum, wood, fiberglass, concrete and ceramics. Emergency repair putty has a waterproof formulation that provides durable long-term...

Filter Receiver Scaling System: improves batch accuracy.(Brief Article)
September 1, 2001... Filter Receiver Scaling System provides a cleaner process area, eliminating costly manual handling and improving batch accuracy and repeatability. Material is conveyed to a filter receiver mounted on load cells. Receiver's self-cleaning filter...

ANSI Pumps: for volatile applications.
September 1, 2001... MAXP Series pumps are designed to provide safe performance in toxic, noxious or corrosive applications where leakage to atmosphere cannot be tolerated. These sealless, magnetically driven pumps are specifically designed to conform to all ANSI...

Fold-Down Door Furnaces: convenient, safe.
September 1, 2001... F114200 and F114300 fold-down door furnaces enable workers to user door as a shelf and keep hot surfaces away. Black anodized aluminum plate attached to exterior of door becomes a convenient cooling surface. Units are available in 203 or 275...

Volumetric Feeder Scale: monitors dry chemical feed.
September 1, 2001... Volumetric Feeder Scale[TM] allows plant operators to accurately track exact amount of chemical fed from a volumetric feeder and amount remaining. Heavy-duty platform is pre-drilled for specific feeder stand to allow easy installation and is...

Spray Ball Valve: cleans tanks and agitators.
September 1, 2001... Thorough cleaning of in side of tanks, mixers and other vessels is possible with the Angle Stem Spray Ball Valve. It can be positioned to clean difficult areas, such as the under side of agitators. The agitator may be cleaned simultaneously...

Industrial Solvent Recyclers: for waste disposal.
September 1, 2001... Solvent Recyclers now include models for industrial applications. These units allow companies to recycle and reuse 90-95% of their volatile solvents. These distillation units are now available in 2, 3.7, 5.5, 8, 15.7 and 25 gallon sizes with...

Metering Injectors: with diaphragm back-up washer.
September 1, 2001... Diaphragm back-up washer on CHEM-FEED C-1500N NOIR Series metering injectors has just undergone a design change. Thickness of material has been increased, eliminating need for a spacer and increasing diaphragm's strength, particularly at higher...

Filling Systems: for drums, pails, totes.
September 1, 2001... Company offers a variety of automatic and semi-automatic filling systems designed to fill drums, pails and totes. These machines are designed for standard, corrosive, hazardous or food grade applications and a variety of containers. Features...

Pipe Coupling: joins without special preparation.
September 1, 2001... PLIDCO[R] Weld+Ends is a safety-welding coupling that enables pipes to be joined without special preparation of pipe ends. Coupling allows pipelines to resume operation immediately at recommended pressures, keeping downtime to a minimum....

Closed Rotor Mixer: alternative to high shear mixing.
September 1, 2001... Hydromax[TM] mixer is suitable for many applications which conventional agitators cannot handle and also offers an alternative to true high shear mixing in many cases. Closed rotor mixers are generally limited to use of a single design of rotor...

Pressure Transmitters: for industrial processes.
September 1, 2001... Transmitters and transducers are designed for pneumatic, hydraulic or other industrial process applications. Users can choose from general purpose, heavy duty, submersible, 3-A sanitary, high purity gas, very high accuracy or integral switch...

Level/Flow Switches: with intrinsically safe design.(Brief Article)
September 1, 2001... NuTec[TM] Switch Series delivers a thermal level switch design with a low-power 4-20 mA loop power electronics option that meets intrinsic safety requirements. Flow switches are also available in advanced non-intrusive thermal flow sensor...

Variable Speed Drives: for demanding pump operations.(from Micropump Inc.)(Brief Article)(Product Announcement)
September 1, 2001... Company offers a variety of pump drive options for use in demanding applications. Flexible console and modular units fit a wide range of leak-free, magnetically driven pump-heads and features programmable, remote and manual control options to...

Vortex Flow Meter: has no moving parts.(from Sparling Instruments Inc.)(Brief Article)(Product Announcement)
September 1, 2001... EGGS-DELTA vortex flow meter incorporates durable construction having no moving parts, free positioning of counter for easy reading and built-in battery that does not require any power source. Rate indication of GPM and GPH are standard. Reset...

Liquid/Liquid Separator: for wastewater applications.
September 1, 2001... Model ACE-10 HI-RISE LLS[TM] liquid/liquid separator recovers floating oil from several wastewater retention basins at a power generation facility. A double-diaphragm air-operated pump operates entire enhanced gravity oil/water separation...

Drum Attachment: compatible with ISO drums.
September 1, 2001... Anticipating the introduction of the I.S.O. style or "W" style hoop drum, company has introduced a forklift attachment which fits directly to forks of any standard lift truck for top-handling these 55-gallon (210 liter) containers. Due to a...

Bio-Rings: for wastewater treatment.(Jaeger Products Inc.)(Brief Article)(Product Announcement)
September 1, 2001... Cascade Bio-Rings are a new style of plastic media for applications incorporating biological filters. Rings can be used by wastewater facilities with biological filters. Plastic material fills inside of filter, and then wastewater is trickled...

Process Parameter Control: for powders and granules.(Brief Article)(Product Announcement)
September 1, 2001... MM710 PowderVision allows direct on-line measurement of critical parameters in powders, flakes and granules in enclosed ducting or pneumatic conveying systems. System combines proven MM710 on-line measurement gage with an new handling mechanism...

Machinable Ceramics: for high temperature applications.(Brief Article)(Product Announcement)
September 1, 2001... Machinable ceramic materials are designed for applications to 3000 [degrees] C. Several standard compositions are offered including aluminum oxide, aluminum nitride, aluminum silicate, boron nitride, glass ceramic, magnesium oxide and zirconium...

Load Cell: easy to install and clean.(Brief Article)(Product Announcement)
September 1, 2001... LD360 load cell is designed for in-process and bulk storage sanitary tanks and vessels. Load cell is easy to clean and install reducing maintenance and down time. Cell uses proven semiconductor strain gage technology that continuously measures...

Polyester Filter Bags: with increased durability.(W.L. Gore and Associates Inc.)(Brief Article)(Product Announcement)
September 1, 2001... GORE-TEX[R] high durability filter bags are ruggedized polyester filters that extend the useful life of pulse jet bags while providing higher product capture. High durability filter bags use a new generation of membrane recently patented by the...

Reciprocating Pumps: available in six models.(Brief Article)(Product Announcement)
September 1, 2001... The 75 Frame and 150 Frame "R" Series, large capacity, reciprocating pumps are available in six models with flows up to 320 GPM and pressures to 10,000 PSI. Pumps are ISO 9000 certified and meet API 674 standards for oil and gas industries....

Containment System: gasketed secondary.(Orion Fittings Inc.)(Brief Article)(Product Announcement)
September 1, 2001... The Rionguard[TM] system is an outer gasketed secondary containment system for pressure or drainage applications. It features a split fitting joining method and can be installed with virtually any type of carrier pipe including plastic, glass...

Dust Collectors: cartridge-type.(Micro Air Inc.)(Brief Article)(Product Announcement)
September 1, 2001... Micro Air cartridge-type dust collectors are engineered to offer maximum functionality in every size range. Roto-Pulse[TM] cartridge cleaning system automatically cleans filter cartridges, adding to effectiveness of dust collector. Gravity flow...

Electric Motors: for constant torque applications.(Leeson Electric Corp.)(Brief Article)(Product Announcement)
September 1, 2001... SPEEDMASTER[R] motors offer enhanced inverter-duty performance from 1-350 HP. Optimized for use with IGBT drives, motors offer continuous, constant torque from zero to base RPM. Constant horsepower operation is available to twice base speed on...

Screener Top Cover: new design.
September 1, 2001... Company offers a new screener top cover design that has a sturdy and lightweight design of the sidewalls which allows operator to easily lift and maneuver the aluminum cover during regular screener maintenance. Sidewall design transmits...

Sensor: enhances differential pressure.
September 1, 2001... The Deltabar S differential pressure transmitter is being reintroduced with an improved sensor that enhances performance and reduces costs. It offers high static pressure tolerance and push button configuration without pressure source....

Storage Unit: with room for funnels and pumps.
September 1, 2001... The Single Drum Roll-Top Hardcover Storage Unit is designed to protect storage of drum with a pump or funnel in place, indoors or out. Roll-top design keeps drum secure and prevents precipitation from accumulating in the sump while providing...

Trident Pump: installs vertically or horizontally.(Blackhawk Environmental Co. product)(Brief Article)
September 1, 2001... The Trident Pump is a high performance positive displacement piston jack pump and does not use a vertically positioned float or actuator rod mechanism. It is specially designed to handle tough pumping such as hazardous, thick, viscous, and hot...

Dust Collector: portable.
September 1, 2001... Model RP2 portable dust collector is engineered to offer maximum functionality. It features Roto-Pulse[TM] cartridge cleaning system which automatically cleans filter cartridges. It has small footprint and optional caster making it ideal for...

Ball Valve and Y-Strainer: large capacity.
September 1, 2001... Four-inch full port ball valve and three-inch high capacity Y-strainer are manufactured from fiberglass-reinforced polypropylene. Ball valve features reinforced polypropylene for stability and strength, self aligning ball for full flow, and...

Activator Bin Discharger: with internal cone shaped baffle.(Activator Inc. product)(Brief Article)
September 1, 2001... Activator Bin discharger assures mass flow discharge of products and assures a more efficient discharge due to internal cone shaped baffle, vertical wall members and internal cone support members that are slotted to activate product and...

High Shear Rotor-Stator Mixer: sanitary, inline.(Charles Ross and Son Co. product)(Brief Article)
September 1, 2001... Company manufactures a wide range of sanitary high shear mixing and dispersion equipment for fine emulsion and homogenization requirements. Rotor-Stator Mixers are designed to manufacture products requiring sub-micron emulsions. Model ME-405S...

Air Power Units: for pneumatic conveying.(Kice Industries Inc. product)(Brief Article)
September 1, 2001... Positive displacement blowers offer heavy-duty construction and quiet operation for both positive and negative pneumatic conveying applications. Blowers are rates to 15 PSIG and are sized, to cover air requirements of 3", 4", 5" and 6" line...

Safety Relief Valve: for cryogenic service.(Spence Engineering Company Inc. product)(Brief Article)
September 1, 2001... The RXSO Safety Relief Valve is ideal for cryogenic service and where noxious or expensive liquids or gases demand a premium seal. It features Teflon[R] seat for API 527 Spec bubble tight seals at over 90% of set pressure. RXSO meets ASME Code...

SAFETY EQUIPMENT: Full Brim Hard Hat.(Dalloz Safety)(Brief Article)
September 1, 2001... Willson[R] Full Brim HardHat is specially designed to offer greater protection against sun and rain. Features include two different suspension styles: nylon web with Preslok[TM] and nylon web with ratchet, to offer versatility, easy adjustment...

SAFETY EQUIPMENT: Breathing Apparatus.(from 3M Occupational Health and Safety Products)(Brief Article)
September 1, 2001... Air-Mate[TM] combination Escape Self-Contained Breathing Apparatus (ESCBA)/Supplied Air Respirator (SAR) is a NIOSH-approved system that offers a high level of respiratory protection for environments that are immediately dangerous to life and...

SAFETY EQUIPMENT: Move Drums Safely.(Drum Runner Material Handling Co. product)(Brief Article)
September 1, 2001... Model 2000 Drum Cart features 3", 360 [degrees] swivel casters allowing users to safely and easily maneuver 55 gallon drums, 20" to 26" in diameter. Drums are supported horizontally by heavy-duty frame thus allows drum tray to be withdrawn....

SAFETY EQUIPMENT: Explosion- Proof Light.(Papailias Inc.)(Brief Article)
September 1, 2001... Series SLEX-100 and REX-100 are compact, explosion-proof lights that provide lighting and viewing through a single port. UL-844 and C-UL-/CAS C22.2 No 137 listed, these electric lighting fixtures are used in hazardous locations. Both models use...

Control Storage Tank Vent Emissions: with this system.(Bionomic Industries Inc. product)(Brief Article)
September 1, 2001... VentClean System is designed for scrubbing of storage tank vent emissions caused by tank breathing and filling operations. Systems versatility allows it to handle single as well as multiple storage tanks with large variations in venting rates...

Sanitary Connectors: eliminate need for special adapters.(Jordan Valve product)(Brief Article)
September 1, 2001... ISO and DIN sanitary connectors are now available on MK95, MK96, MK97 and MK98 valves. These connectors eliminate need for special adapters to convert from traditional Tri-Clamp[TM] end connections. In addition, because inside diameter of many...

Zero Static Tee: with integral steam port.(ITT Industries Inc.)(Brief Article)
September 1, 2001... ZDP (Zerostatic Down Stream Purge) is a modification of existing ZST (Zero Static Tee). An integral purge valve located on back of valve assembly provides a purge downstream of ZST weir. This purge can be utilized for a multitude of process and...

Touch Screen Interfaces: low cost.(Kessler-Ellis Products Co.)(Brief Article)
September 1, 2001... Low-cost graphic display touch panels are designed for use in harsh working environments. MMI Series interfaces are available with monochrome, grayscale or full-color displays in sizes from 5.7-10.4 inches. All KEP touch screen interfaces are...

Filter Membrane Elements: for water purification.(Dow Chemical Co., )(Brief Article)
September 1, 2001... Filmtec[R] Extra Low Energy (XLE) series elements are designed for systems producing up to 10 GPM where low-pressure operation is desired. Membrane is a thin-film composite, polyamide membrane that offers better system performance and economics...

Epoxy Mortar: resists 98% sulfuric acid.(Atlas Minerals & Chemicals Inc., )(Brief Article)
September 1, 2001... Rezklad[R] SR mortar is a chemical resistant mortar based on a bisphenol F epoxy resin and a specially formulated hardener. This combination makes the mortar ideally suited for use in brick and tile floors sumps, pits and trenches where...

Stainless Hand Tools: for service in corrosive or clean room environments.(Carpenter Technology Corp., )(Brief Article)
September 1, 2001... Line of high-performance, stainless steel hand tools offers a combination of features ideal for use in pharmaceutical, food and many other industries concerned with clean room sterility and/or exposure to corrosive environments. Line includes...

Oil Lubrication System: forced feed.(Stokes Vacuum Inc.)(Brief Article)(Product Announcement)
September 1, 2001... Company offers an optional integral Forced Feed Oil Lubrication System for their Microvac[R] 412J Pump. It is designed to enhance oil delivery capabilities. System is self-contained and powered by the main pump shaft which turns a gerotor oil...

Oil Skimmer: mobile.(Oil Skimmers Inc. products)(Brief Article)
September 1, 2001... Model 6-V Oil Skimmer features a specially formulated closed loop tube that circulates on the water's surface and collect floating oils. Tank mounted system with swing boom provides for waste oil recovery at multiple plant locations or at...

The Importance Of Knowing....(filter types and usage)(Brief Article)
September 1, 2001... Knowing when to change your filter elements is critical for maximizing the efficiency of plant operations; allowing maintenance to schedule filter change-outs; reducing system downtime; minimizing the number of elements used and improving and...

FANS & BLOWERS: Positive Displacement Blowers.(Kice Industries Inc. product)(Brief Article)
September 1, 2001... Positive displacement blowers feature heavy-duty construction and quiet operation for pneumatic conveying applications. Blowers incorporate oversized bearings and shafts as well as an extra drive bearing for higher load rating. Rotor tip design...

FANS & BLOWERS: Gas-Tight Blowers.
September 1, 2001... Proprietary Omega G-Series blowers feature double piston ring, hardened-steel gas and oil seals for reliable sealing and long service life. Input shaft features double lip type seals with an oil barrier to prevent air ingress and fugitive...

FANS & BLOWERS: Blower Package.(Activator Inc. product)(Brief Article)
September 1, 2001... BlowPac[TM] blower package can be located at point of use anywhere. No distant blower room is needed. Unit's sanitary housing is the structural support and sound enclosure with inlet/outlet noise silencers and V-belt drive guard. Noise...

Sanitary Bulk Bag Sealing: for food and other applications.
September 1, 2001... Sanitary sealing features is now available on company's line of vibratory unloaders for food and other sanitary process applications. Unlike most bag unloader applications where flow is started by opening the bag spout and letting it hang down...

COATINGS & EQUIPMENT: Viscometer.
September 1, 2001... Viscosel viscometer is designed for paints, inks, coatings and adhesives. VTA-120 features a solvent valve monitor gauge added to face panel. Gauge visually indicates when viscometer had detected viscosity above preset value and triggers valve...

COATINGS & EQUIPMENT: Epoxy Coating.
September 1, 2001... CR 5000 is a high-performance, 100% solids, high-density glass flake-filled epoxy coating which provides excellent resistance to corrosion, cavitation, erosion and chemicals. Engineered for flexibility, it is ideal for sealing and protecting...

COATING & EQUIPMENT: Centrifugal Granulating System.
September 1, 2001... Granurex is a multi-functional rotor processor for granulating, coating and drying. It is a one-pot system that produces uniform spherical granules or irregular shaped granules, applies coatings and dries the material. Conical rotor design...

Pinch Bag Sealers: fully automatic.(American-Newlong Inc.)(Brief Article)
September 1, 2001... PBS Series of fully automatic pinch-bag sealers is designed for a variety of bagging needs. Easy to use, bags are simply placed between carrier chains and automatically transported through machines, eliminating chance of shifting in sealing...

IBC Discharge Systems: with Cone Valve.(Industrial Equipment & Design Co., )(Brief Article)
September 1, 2001... Integrated cone valve IBC discharge systems are designed for dry powder applications. Systems are designed for assured discharge and metering of powders having difficult or poor flowability characteristics. Systems consist of only seven...

Mixer/Dryer: for chemical and food applications.(Bolz-Summix)(Brief Article)
September 1, 2001... Mixer/dryer has been specifically engineered to meet the strict requirements of chemical and food processing. Unit's applications range from mixing and drying, de-aeration, crystallization, homogenization, vacuum conditions, pressure...

Vibratory Screener: double-deck design.(Kason Corp.)(Brief Article)
September 1, 2001... Twin Cascade internal recycle model of the double-deck VIBROSCREEN[R] vibratory screener is said to increase capacity of circular vibratory screeners employed to scalp and dedust bulk material, or otherwise classify materials into three...