Wastewater Treatment News on Environmental XPRT

Wastewater Term: Primary Treatment

Definition Primary treatment separates suspended solids and greases from wastewater, usually following screening or other preliminary treatments in a wastewater plant. Clarifiers or septic tanks are typical devices used for primary treatment. In a clarifier, wastewater is held in a quiet tank for several hours allowing the particles to settle to the bottom and the greases to float to ...

Jun. 15, 2007

By Blue Water Technologies, Inc.

Wastewater Treatment Chemicals

Wastewater Treatment Chemicals Largest Emerging Market by 2026 Water & Wastewater treatment Chemicals expected to be the largest emerging market by 2026. Water Tecnik supply a full range of advanced wastewater ...

May 30, 2017

By Water Tecnik Ltd.

Oily wastewater treatment

Vegetable oil processing plants and the catering trade often generate a large amount of oil-containing wastewater, which causes serious environmental problems. An article in Water Science and Technology examines the feasibility of treating such WW using an integrated microfiltration-reverse osmosis (MF-RO) process. In recent years, large quantities of effluents have been produced by the vegetable ...

Feb. 24, 2010

Wastewater treatment works extension

ITT Corporation has been awarded a USD32 million contract by Larsen & Toubro (L&T) for the Phase II extension of Qatar"s Doha South Sewage Treatment Works. The contract covers the design and supply of an additional eight of ITT"s Sanitaire sequence batch reactors (SBRs), which will increase the wastewater treatment capacity of the Doha South plant by 92 million litres per day. Also ...

Jun. 2, 2010

Infographic Wastewater Treatment

Wastewater treatment includes many different steps until the cleaned water can be discharged to further use. Our infographic shows the important steps in the classic wastewater treatment process. See all steps from wastewater intake to the wastewater treatment plant discharge into the receiving water. See also the steps of gas and sludge ...

Nov. 13, 2015

By NIVUS GmbH

Wastewater treatment process standardised

EnviroChemie has been using tailor-made Envochem systems to produce high-quality solutions for the physico-chemical treatment of wastewater from different industrial sectors for more than 30 years. The company has standardised two production series of the Envochem plant group for the international market to ensure that the plants are of consistent high quality and the projects ...

Dec. 17, 2007

By EnviroChemie GmbH

Barrie Wastewater Treatment Facility

Hydromantis is pleased to announce that the City of Barrie, through a competitive bid process, has selected Hydromantis’ industry leading GPS-X™ simulation platform for the Barrie Wastewater Treatment Facility. The introduction of GPS-X™ is part of The City of Barrie’s continuing commitment to optimize plant operations and efficiencies while also providing the most ...

Aug. 9, 2012

By Hydromantis Environmental Software Solutions, Inc.

Frack wastewater treatment

Natural gas producers and public water companies in the US race to meet the 19th May deadline, when they will no longer be able to release contaminated hydrofracking water into the state’s rivers. Altela has developed a technology, validated by the Pennsylvania Department of Environmental Protection (PA DEP) and the US Department of Energy (US DOE), which meets the new regulations for clean ...

May 9, 2011

Sustainable wastewater treatment plant

Water Board Veluwe and engineering consultancy DHV have signed a Design & Build contract with a value of approximately 15 million euro for the replacement of the existing wastewater treatment plant at Epe with a new plant utilising DHV"s Nereda technology. The new treatment plant will be ...

Jun. 22, 2010

Online course on wastewater treatment

Covering topics such as wastewater characterisation, organic material removal and process control, the course is intended for professionals in private, public and academic institutions and NGOs. The deadline for receipt of applications for the online Biological Wastewater Treatment course provided by UNESCO-IHE is 1st March. Over the past twenty years, the knowledge and understanding of ...

Jan. 13, 2010

Aerobic wastewater treatment at home

Ozzi Kleen Domestic Wastewater Treatment System to replace Septic Sewerage Systems.The Ozzi Kleen Sewage Treatment System treats up to 2,000 litres of wastewater everyday. Operating on a continuing cyclic, fully aerobic basis, the wastewater treatment is highly effective and efficient, processing it into clear odourless irrigation water in a matter of hours.The Ozzi Kleen RP10 is the only one of ...

Mar. 6, 2009

By Ozzi Kleen Water & Waste Water

Seminar on Water and Wastewater Treatment in Algiers

MENA-Water Algeria invited experts and players in the field of water and wastewater treatment to share this seminar day filled with lectures and providing opportunities for informal talks and discussions. ...

May 25, 2017

By Mena Water FZC

Carbon-neutral wastewater treatment plant

Aquaviva will treat wastewater from eight districts in the Cannes Basin: Auribeau sur Siagne, Cannes, Le Cannet, Mandelieu, Mougins, Pégomas, La Roquette sur Siagne and Théoule sur Mer. Designed in line with high-quality environmental (HQE) standards, the future wastewater treatment plant, with a capacity of 300,000 inhabitant equivalents, represents a genuine technological and environmental ...

Oct. 13, 2009

Veolia wastewater treatment technology for Peacehaven

Veolia Water Solutions & Technologies are constructing a major new process plant at Peacehaven Wastewater Treatment Works, part of Southern Water’s £300m environmental project to bring cleaner seas to Sussex. The works, being built by 4Delivery Limited, will treat wastewater for a population equivalent of up to 300,000, using Veolia’s Multiflo™ lamella clarifiers ...

Feb. 15, 2012

Wastewater treatment recycles greenhouse gases

A laboratory model for dewatering waste-activated sludge (WAS) in two stages - flotation (using recycled greenhouse gases) followed by filtration (using a simple compression cell for dewatering WAS) - has been successfully introduced. Development of full-scale wastewater treatment which also reduces greenhouse gases could follow. Published in the Journal of Water and Climate Change, experiments ...

Nov. 10, 2010

Wastewater treatment plant for copper mine

Boliden Aitik mine, operator of a copper mine in northern Sweden, ordered a wash water recycling plant for it’s mine trucks from AWAS. It has a flow of 7,5m³/h. The recycling plant shall not only remove typical hydrocarbon emulsions with oil and diesel, but also remove microscopic little copper ...

Jun. 8, 2009

By AWAS International GmbH

Global Market for Membrane Wastewater Treatment

Wastewater is, at once, an environmental hazard and a potentially recoverable resource. Generated from a wide array of processes and activities, wastewater may contain hazardous toxins, heavy metals, oils and greases, nutrients, bacteriological components, viruses, pharmaceuticals, and an array of other pollutants. If released into natural or managed waters, these pollutants can contribute ...

Nov. 7, 2012

Renewable energy solutions for wastewater treatment

Nexterra Systems Corp., a Vancouver-based supplier of biomass gasification solutions, and ANDRITZ, an Austrian market leader for customized plants, process technologies, have formed a strategic alliance to market drying solutions fuelled by renewable biomass energy from municipal wastewater treatment plants. The combination of Nexterra gasification technologies with Andritz biosolids dryers will ...

Aug. 19, 2009

By GLOBE SERIES

Cavitational technology in wastewater treatment process

Cavitation is one such recent technique which has been found to be substantially beneficial in wastewater treatment. "Cavitation can be described as formation, growth and sub-sequent collapse of cavities releasing large magnitudes of energy locally, creating conditions similar to hot spots, and also generating strong oxidizing conditions by way of production of hydroxyl radicals and ...

Apr. 3, 2014

By GlobeCore GmbH

New trends in wastewater treatment technologies

Cavitation can be described as formation, growth and sub-sequent collapse of cavities releasing large magnitudes of energy locally, creating conditions similar to hot spots, and also generating strong oxidizing conditions by way of production of hydroxyl radicals and also hydrogen peroxide. The efficacy of cavitational reactors can be signi?cantly enhanced by combining cavitation with other ...

Apr. 7, 2014

By GlobeCore GmbH

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