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Water Treatment

Extending the operating temperature of biological phosphorus removal

Currently, enhanced biological phosphorus removal (EBPR) techniques in municipal wastewater-treatment plants (WWTPs) do not work well at temperatures above 25°C, which is common in warm countries. This limitation is expected to extend to more countries with the advent of global…

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Scrolling or Pushing? Choosing the Right Type of Filtration Centrifuge

Understanding the working principles of scrolling and pushing centrifuges can help when deciding which type to use. Feed properties and other factors also play a role When looking for a proven solution for mechanical dewatering, you will most likely come…

Samsung Engineering acquires a stake in DNP Water

Samsung Engineering Co., Ltd.(Seoul, South Korea) has acquired a 24% stake in the Vietnamese water-treatment company DNP (Dong Nai Plastic) Water for about KRW52.7 billion ($41 million). The signing ceremony, was held at the Intercontinental Landmark Hotel in Hanoi, Vietnam,…

New Membranes Support Sustainability Trends

Advances in membrane technologies allow processors to delve into gas- and water-separation applications more effectively and efficiently Conventional membranes have a reputation for being “finicky” and “high maintenance” because they don’t operate well under high pressures or temperatures, are subject…

Show Preview: IFAT Munich

IFAT 2022, the world’s leading trade fair for water, sewage, waste and raw materials management takes place from May 30 to June 3 at the Munich fairgrounds (www.ifat.de). More than 3,300 exhibitors from 58 countries will be displaying their equipment…

CPI Booklist for March 2022

March 2022: The following is a list of recently published books that may be of interest to professionals in the chemical process industries (CPI) Overpressure Protection in the Process Industry: A Critical View. By Marc Hellemans, Elsevier Press, 2022, 396…

Bringing AI operational management to the water industry

CREA is an operational intelligence platform that allows management and optimization of integral wastewater treatment processes using real-time data monitoring of key process parameters. CREA provides intelligent decision support, multiple control strategies and automatic reporting on key data analytics and…

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Zero-liquid-discharge project to recover products from brine

HRS Heat Exchangers Ltd. (Watford, U.K.; www.hrs-heatexchangers.com) was recently awarded an order for the design, manufacture and installation of a mechanical vapor recompression (MVR) evaporation system for LIFE Desirows (lifedesirows.eu) — a three-year, €1.6-million project funded under the E.U.’s LIFE19…

A new spin on ultrasonic algae control in wastewater-treatment applications

Ultrasound treatment is a non-chemical method to control algae using specific sound frequencies emitted through water to cause internal damage to polluting algae cells. Most previous work in the area of ultrasonic algae control has focused on very loud emitted…