NEW LITERATURE DIGEST Spring-loaded thermocouples. A catalog fact sheet describing a spring-loaded thermocouple with locking cap that is adjustable over the entire length of the probe, is available. The bulletin provides complete specifications for quick-disconnect plugs, a 6-inch lead termination, and two types of mounting adaptors for the thermocouples. Thermo Electric Co., Inc. 85 Water and wastewater analysis. Catalog 10, a 108-page equipment guide called “Water and Wastewater Analysis Procedures Catalog,” describes 50 different testing procedures for alkalinity, dissolved oxygen, turbidity, coliform bacteria, hardness, chemical compounds, and many other items of importance in treating water and waste water. Where applicable, a brief description of the appropriate portable test kit or automatic analyzer is shown following the procedure. The catalog also contains listings of apparatus, glassware, solutions, and formulations required for water and waste testing. Hach Chemical Co. 86
Dust control and pneumatic conveyance equipment. Bulletin A-9167 is an illustrated 6-page folder that describes how Duclone dust collectors and Fluo/veyor pneumatic conveying . units operate. Typical installations-and auxiliary equipment are pictured. Bulletin W-8564 describes a Venturi scrubber (type VO) for dust and fume collection in the submicron range. 89 Ducon Co., Inc. Direct flame fume incineration. A 12-page brochure describes the CorPak fume incineration systems, covering such topics as fuel consumption, space and installation requirements, operation and maintenance, and change in process effluent. Air Preheater Co., Inc. 90 Water and waste treatment equipment. Catalog D662 is a 6-page folder illustrating aero-hydraulic guns, digester mixing systems, sludge heaters and heat exchangers, walking-beam flocculation units, rotary distributors, and 91 clarifiers. Ralph B. Carter Co.
Centrifugal filter. A plastic, portable centrifugal filter system (capacity 50-1200 g.p.h.) is described in bulletin 802-1C. The LA1 series transparent Lucite filter chamber is recommended for use at temperatures as high as 140’ F.; and the AAI series epoxy filter chamber is recommended for applications to 250” F. Sethco Manufacturing 87 Corp.
Waste treatment systems. An 8-page folder explains development of two sophisticated waste treatment pilot plants now in operation. The folder also announces the company’s air, water, and waste systems group, which is a consolidation of existing air pollution and water and waste treatment systems. Infilco Fuller Co. 92
Platinized honeycomb catalyst. “Platinum Catalysts and Systems for Pollution Control” is a brochure explaining the custom-installed THT catalyst airpollution control system based on a special process of bonding platinum to a honeycomb support. In some processes such as NOX abatement for nitric acid plants, the company recommends recovery of the resultant heat energy for use as a source of power or steam. Matthey Bishop, Inc. 88
Piston actuators. A 6-page folder illustrates pneumatic and hydraulic piston actuators for valve automation, lists features of these devices, and names accessories available. Grinnell Co., Inc. 93 Water treatment tanks. Bulletin A-64 describes a line of polyethylene cylindrical tanks for water softening equipment and other water treatment applications. The corrosion-resistant tanks
are available in six stock sizes from 80-450 gallons capacity, or can be custom-molded in special sizes. Nalge 94 Co.
Chemical feed systems. A 4-page brochure shows a complete line of readyto-install packaged chemical feeding systems for water treating and chemical processing applications. Also illustrated in the two-color brochure are three basic types of chemical feed systems (steel, polyethylene, and stainless steel tanks) in capacities of 50-500 gallons, the proportioning pumps used in these systems, tank dimensions, and specification charts. Neptune Chemical Pump Co. 95 Industrial filters. Bulletin E25B lists cartridge filters for process filtration, optical clarity, cold sterilization, and removal of such things as oil and water droplets, oil and water vapor, smoke, odor, taste, and color. Pall Trinity Micro Corp. 96 Industrial odor control. Bulletin M-81 describes Cairox potassium permanganate techniques used in oxidizing odoriferous and toxic gases responsible for air pollution. Among the harmful and irritating gases covered are hydrogen sulfide, sulfur dioxide. and the mercaptans. According to the company, the techniques described can be used to convert heavy, nauseating odors into mild, pleasant scents. Carus Chemical Co., Inc. 97 Glass equipment supplement. A supplement to SGA catalog 66, “What’s New for the Laboratory,” comprises 16 pages of laboratory equipment, including glass apparatus. Ion meters, balances, ultrasonic cleaners, pumps, microscopes, stoppers, incubators, and many other items are illustrated. Scientific Glass Apparatus Co.. Inc. 98
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