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Tunnel sludge treatment system

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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Tunnel sludge treatment system
Formulation of a Commercial Biosurfactant for Application ...
Formulation of a Commercial Biosurfactant for Application ...

18/10/2016, · The chemical ,agent, passed the initial test of the Product Schedule of the NCP of the U.S. Environmental Protection Agency [EPA] (2015) after the government cut its use by half. Approximately 4,059,854 L of Corexit 9500A were applied to floating oil offshore and an additional 2,914,767 L were injected directly into the oil and gas plume at the wellhead 1544 m below the surface 2 .

Innovative Site Remediation Technology Stabilization ...
Innovative Site Remediation Technology Stabilization ...

The Soliditech, Inc. process treated contaminated soil, waste filter cake material, and ,oily sludge, from an oil company site (US EPA I990c). Table 4.2 (on page 4.3) presents the leaching data. The TCLP leaching values for lead and arsenic decreased 85% to more than 99%; however, TCLP leach- ing values for barium increased.

Enhancing the Antifouling Properties of Poly(vinylidene ...
Enhancing the Antifouling Properties of Poly(vinylidene ...

Under dead-end filtration for ,oily, wastewater ,treatment,, the membrane with amphiphilic surface exhibited over 99.5% retention ratio of COD without appreciable membrane fouling: the water permeation flux was slightly decreased during operation (total flux decline was 6.8%) and almost completely recovered to the initial value (flux recovery ratio was more than 99.0%) after simple hydraulic washing.

Class 585 - United States Patent and Trademark Office
Class 585 - United States Patent and Trademark Office

Where both syntheses use an extraneous ,agent, drawn from and returned to a common pool or reservoir, the ,patent, is placed here. (3) Note. Use of a material as a catalyst in one reaction and as a reactant in a second reaction, e.g., use of HF catalyst from one reaction to form alkyl fluoride in another, does not provide a basis for classification in this subclass.

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