TL-162 – What’s New with Thermoplastic Centrifugal Pumps?

Reprinted from Pumps and Processes By George Black, Materials Engineering Consultant, Vanton Pump & Equipment Corp. A fresh look at recent design developments Every research study on pump usage clearly indicates that horizontal centrifugal pumps are the most widely used pump type for industrial, chemical and municipal processing, and waste treatment operations. Many years ago, […]

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TL-164 – Converting Peroxide Waste into Profitable Sewage Disinfectant

Reprinted from PROCESSING By Anthony Lawson, Director of Engineering, Foremost Machine Builders, Inc. Creative processing system converts hazardous peroxide waste into profitable sewage disinfectant A large international supplier of medical devices approached Foremost Machine Builders, Inc., of New Jersey with a serious problem: How to extract a 50 percent solution of hydrogen peroxide from used

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TL-165 – Grand Coulee Dam Uses Six Cantilever Pumps to Ensure the Reliability of Three 805 Megawatt Turbines

Reprinted from WATER & WASTES DIGEST G. Michael Stromback, Senior Mechanical Engineer With an installed capacity of 6,809 megawatts, the Grand Coulee Dam located on the Columbia River in the state of Washington is the largest hydro project in North America. For a short time following its completion, it was known as the largest hydro

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TL-167 – PLASTICS or METAL? Which Material is RIGHT for your pump?

PLASTICS or METAL? Reprinted from CHEM! Materials, Processing & Control By George Black, Communications Consultant During the first half of the last century the decision concerning which material to use for a fluid handling application was relatively simple. Choices were limited to determining which metal would prove most cost effective for the service conditions. Corrosion

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TL-171 – Thermoplastics for Plants & Municipalities

Chemical plants and municipalities rely on thermoplastic pumps for odor control, corrosion resistance and reduced maintenance. A recent study conducted by Pollution Engineering revealed that approximately 40% of the respondents use nonmetallic pumps at their facilities… even more significant, approximately 30% expected the number to increase over the next three years. The primary reasons for

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TL-172 – Critical selection factors for thermoplastic pumps

Pumps Play Critical Role in Zero Discharge Reprinted from Pumps & Systems Ken Comerford The pumps used in the recovery system behind this nickel/chromium plating operation must handle acidic and alkaline plating and cleaning solutions over a broad pH range, commingled chemical waste streams, and DI high purity water recovered from the ion exchange system.

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TL-173 – pH Neutralization System for Acidic and Alkaline Waste Streams at Petrochemical Plant in China

Material selection criteria for pH neutralization system handling acidic and alkaline waste streams. When the designers of a sophisticated petrochemical manufacturing plant in Neijing, China were faced with the various problems involved in creating an environmentally safe, minimum maintenance, versatile neutralizing system for handling corrosive and hazardous acidic and alkaline chemical waste fluids under harsh

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