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Shell Oil and Gas

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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Shell Oil and Gas
mdag.com
mdag.com

1986. 1993. 1993. 1982. 2000. 1998. 1992. 1992. 1992. 1992. 1992. 1992. 1992. 1992. 1992. 1992. 1992. 1992. 1992. 1992. 1993. 1980. 1993. 1993. 1982. 1983. 1986. 1978 ...

UBA Dokumentvorlage
UBA Dokumentvorlage

Le mercure total est dosé manuellement au moyen d’une solution aqueuse acide de permanganate de potassium ou de ,dichromate, de potassium pour le mercure en phase vapeur, et d’un papier filtre pour le mercure particulaire. La durée de prélèvement doit être comprise entre une demi-heure et deux heures.

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the effective optical properties of psl have found great interest in optoelectronics. in the last few years psl of definite pore structures have been prepared by metal-assisted etching of p-si in aqueous hydrofluoric ,acid, solutions ,containing, different oxidizing agents. potassium ,dichromate,, at definite concentration and after optimum etching time of p-si on which pt nuclei were electroless ...

Proceedings of the International Biohydrometallurgy ...
Proceedings of the International Biohydrometallurgy ...

The leach liquor was analyzed for copper, zinc, total iron and ferrous iron. In catalytic tests, the leaching medium consisted of ferric sulfate solutions with silver. An aliquot of a solution of silver sulfate in aqueous sulfuric ,acid, at pH 1.40 ,containing, 300 ppm of silver was added to the ferric sulfate solution.

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Road West, North Branch, Jingkai Road, Puyang City