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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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rsdgj@pyzyrsd.com

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Road West, North Branch, Jingkai Road, Puyang City

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(PDF) SAFETY REQUIREMENTS FOR DRILLING & WORKOVER …
(PDF) SAFETY REQUIREMENTS FOR DRILLING & WORKOVER …

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A new measurement-while-drilling system based on inertial ...
A new measurement-while-drilling system based on inertial ...

With the length of standard drill ,pipe,, the length of the drilling trajectory could be calibrated at special points to improve the measuring accuracy of the bit’s position. In dynamic measurement, the interaction between drilling string and wall, drilling bit, and rocks will produce complex vibration which mainly contains twisting vibration, lateral vibration, and longitudinal vibration.

(PDF) Drilling Engineering - Neal Adams | arturo arenas ...
(PDF) Drilling Engineering - Neal Adams | arturo arenas ...

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Theory - vsb.cz
Theory - vsb.cz

For (1) and (2), the blind rams can be replaced by ,pipe, rams to allow the drill string to be pulled out through the upper rams while the lower rams are kept as back up. For (1), if the drillpipe is in the well and a leak occurs at the mud cross (or the kill line or the choke line), the well can be closed with the ,pipe, rams while the repair job is carried out.

Drilling wellbores with optimal physical drill string ...
Drilling wellbores with optimal physical drill string ...

The drilling operator typically controls the surface-controlled drilling ,parameters,, such as the weight on bit, drilling fluid flow through the drill ,pipe,, the drill string rotational speed (RPM of the surface motor coupled to the drill ,pipe,) and the density and viscosity of the …

Exploration Drilling and Production of Oil and Natural Gas
Exploration Drilling and Production of Oil and Natural Gas

The square kelly has a mud swivel on the top which is connected to blowout preventors. The drill ,pipe, rotates at a speed of from 40 to 250 rpm, turning either a drill which has drag bits with fixed chisel-like cutting edges or a drill whose bit has rolling cutters with hardened teeth. Rotary percussion drilling.

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Road West, North Branch, Jingkai Road, Puyang City