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已读[51] 发布: 2013/05/02 18:33:00
The Nation Water conservation, accounting for 7 per cent, covers the waste - water treatment system and the recycling of water for further use by the building. For energy and atmosphere, making up 23.5 per cent of the total, there must an expert's guarantee about ...
已读[62] 发布: 2013/05/02 18:32:49
Fox17 Since the recent flooding in West Michigan, service leaders in the Village of Howard City have noticed an increase in the number of homeowners emptying their basement sump pumps into the waste water treatment system. “They just make a connection via a ...
已读[126] 发布: 2013/05/02 18:16:40
Reuters Kemira's ChemSolutions division, a maker of animal feed additives and chemicals for treating leather which like Sachtleben is not water related, could also be put on the block, Buechele said. "A sale cannot be ruled out if there is an attractive offer ...
已读[119] 发布: 2013/05/02 17:53:42
Rigzone These smaller suspended solids, called colloidal, have very large surface area that add friction to the gelling agents and friction reducers , negatively affecting the viscosity of the fluid from carrying the proppant sand further distances in the water ...
已读[69] 发布: 2013/05/02 15:31:09
Summit Daily News For chlorine dioxide , notice must be given no later than 24 hours after the water provider learns of the violation. Chloramine and chlorine violations must be recognized within 30 days. Another hot button topic regarding water treatment is fluoridation ...
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