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wastewater treatment

Liquid Gold: Save, Make Money from Wastewater Resource Recovery

There’s money to be saved — and made — in industrial wastewater. A growing number of organizations are recognizing this, and saving on water and energy bills by treating wastewater to produce freshwater and electricity. Last week Kona Brewing Co. said its new high-efficiency brewery will include an on-site resource … Read more »

CleanB System Helps Florida Wastewater Treatment Plant Save Money

NuTerra, a waste and biosolids management company, has commenced installation of a CleanB system at the wastewater treatment plant in Vero Beach, Florida. The new system will save transportation and energy costs, eliminate odors, and provide environmental benefits to the city. Completion of the project is slated for summer 2016. … Read more »

Bio4Energy

Sludge Treatment Recycles Phosphorous, Saves on Toxic Waste Disposal

A new, efficient method of treating sludge from municipal waste treatment facilities or pulp and paper operations could improve phosphorous recycling efforts, reduce the problem of how to dispose of toxic waste sludge — and produce an economic benefit for industry, says Bio4Energy. The clean tech company’s researchers are developing … Read more »

CDEnviro portable sludge screen

Portable Sludge Screen Improves Environmental Cleaning Services

Drain services company, DS Environmental has invested in a CDEnviro MSU:10 portable sludge screen to improve is environmental cleaning services offered. DS Environmental Services provides certified environmental cleaning services throughout the North West of Ireland with a base near Letterkenny, Co Donegal. In addition to servicing domestic sewage units, the … Read more »

Grand Canyon

Grand Canyon Wastewater Treatment Plant Installs Landia Chopper Pumps

The Grand Canyon’s South Rim Wastewater Treatment Plant (WWTP) will soon have six new Landia non-clog chopper pumps. The Landia chopper pumps, which are designed with an external knife system to prevent solids from entering the pumps’ casing, will be installed adjacent to the plant’s returned activated sludge and waste … Read more »

Aerothermal Autoclave

Pre-Treating Sludge Cuts Waste, Increases Methane Generation

Aerothermal Group has announced that pre-treating sewage sludge in an autoclave increased methane generation by 47 percent, according to report, Effect of Autoclaving on Anaerobic Biodegradation of Sewage Sludge, by Dr. Zhengjian Wang and Dr. Nigel Baily. The company says this shows that the AeroThermal hydrolysis system, efficiently produces a … Read more »

Treating Sludge at the Source Reduces Drilling Waste

China has enacted a number of environmental protection regulations to limit waste discharge during well drilling and completion. Most domestic oil fields solidify the waste in sewage pits after drilling and well completion, according to Kosun Machinery in an article on Environmental Expert. When the waste in sewage pits falls into … Read more »

WWTP Echten

Thermal Pressure Hydrolysis Reduces Sludge Treatment Cost

HoSt’s thermal pressure hydrolysis (TPH) pilot plant is now operating at the Netherland’s wastewater treatment plant Echten. The first batch of sludge is hydrolyzed with steam and pumped to the digester. The system reduces the cost of sludge treatment and allows recovery of the raw materials, the company says. It … Read more »

Membrane Thickening Aerobic Digestion Processes for Wastewater Treatment Solids

Almost half — 40 percent to 60 percent — of total wastewater treatment plant expenditures go to processing, treatment and disposal of sludge for beneficial use, according to Water & Wastes Digest. A white paper on the trade publication website says a membrane thickening aerobic digestion process is one solids-handling … Read more »