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How to treat the acid wastewater of junior high school laboratory

Established in 2001, Puyang Zhong Yuan Restar Petroleum Equipment Co.,Ltd, “RSD” for short, is Henan’s high-tech enterprise with intellectual property advantages and independent legal person qualification. With registered capital of RMB 50 million, the Company has two subsidiaries-Henan Restar Separation Equipment Technology Co., Ltd We are mainly specialized in R&D, production and service of various intelligent separation and control systems in oil&gas drilling,engineering environmental protection and mining industries.We always take the lead in Chinese market shares of drilling fluid shale shaker for many years. Our products have been exported more than 20 countries and always extensively praised by customers. We are Class I network supplier of Sinopec,CNPC and CNOOC and registered supplier of ONGC, OIL India,KOC. High quality and international standard products make us gain many Large-scale drilling fluids recycling systems for Saudi Aramco and Gazprom projects.

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How to treat the acid wastewater of junior high school laboratory
Improvement of L(+)-lactic acid production from cassava ...
Improvement of L(+)-lactic acid production from cassava ...

Improvement, of L(+)-lactic ,acid, production from cassava ,wastewater, by Lactobacillus rhamnosus B 103 Author: Coelho, Luciana Fontes, Bolner de Lima, Cristian J., Bernardo, Marcela Piassi, Alvarez, Georgina Michelena, Contiero, Jonas Source: Journal of the science of food and agriculture 2010 v.90 no.11 pp. 1944-1950 ISSN:

Optimisation of the biological wastewater treatment ...
Optimisation of the biological wastewater treatment ...

Optimisation of the biological ,wastewater, treatment process through the use of an innovative method of peracetic ,acid, neutralisation and ,improvement, of the activated sludge condition of the bioreactor The subject of the project is the optimisation of the biological process of ,wastewater, treatment based on reducing the presence of sulphate ions in ,wastewater,, improving […]

(PDF) Improvement of Wastewater Treatment Performance and ...
(PDF) Improvement of Wastewater Treatment Performance and ...

In this study, biodegradation performance and power generation in MFCs were improved. Domestic ,wastewater, was biodegraded in a dual-chamber MFC system equipped with a DupontTM Nafion ® 117 proton exchange membrane, graphite electrodes (8.0 cm × 2.5

Process Improvement For Arsenic Removal From Dirty Acid ...
Process Improvement For Arsenic Removal From Dirty Acid ...

The aim of this study is to reduce the gross weight of As-containing hazardous waste in the process of treating dirty acid wastewater. Research focused on arsenic removal from gypsum by washing. With washing solution pH being 3.0 and solid liquid ration being 1:5, arsenic leaching concentration of gypsum after the washing process reduced from 40 mg/L to 2.1 mg/L.

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