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Microbial treatment of oilfield sludge

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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Microbial treatment of oilfield sludge
5 Public Health Concerns About Infectious Disease Agents
5 Public Health Concerns About Infectious Disease Agents

The infectious disease agents associated with municipal wastewater and ,sludge, are those found in the ,domestic, sanitary waste of the population and from industries that process meats ... Where wastewater or ,sludge treatment, is the primary mechanism to protect the public ... (i.e. a process ,standard, rather than a strict microbiological ,standard,).

CONVENTIONAL ACTIVATED SLUDGE (CAS)
CONVENTIONAL ACTIVATED SLUDGE (CAS)

Concentration of activated ,sludge, in CAS system normally remains in the range from 3-5g/L, so that ,sludge, can settle down, If Concentration is higher, ,sludge, can over flow or turbility of outlet water may increase. Generate large amount of surplus ,sludge,, cost of ,sludge treatment, is very high

Paragraph 8 Exemption: Storage and use of sewage sludge
Paragraph 8 Exemption: Storage and use of sewage sludge

2.8.1.2: whether the ,sludge, is solid enough to be stored in in a free draining stockpile and unlikely to allow free drainage from within the stacked material. A visual assessment should be carried out to confirm stacking without slumping. 2.8.1.3: the ,sludge, properties including quantity, dry matter, ,treatment standard,, and content of volatiles

Domestic Waste water treatment - SlideShare
Domestic Waste water treatment - SlideShare

Anaerobic Digestion • Low or ,standard,-rate anaerobic digester volume can be estimated as follows: • V= T1+ Q2T2 • Where: • V =total digester capacity, ft3 (m3 ) • Q1 =volume of raw ,sludge, fed daily, cfd (m3 /d) • T1 =period required for digestion, approximately 25 d • Q2 =volume of daily digested ,sludge, accumulation in tank, cfd (m3 /d) • T2 =period of digested storage, 20 to ...

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