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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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rotary kiln 3d
Casing Centralizers — White Horse Technology
Casing Centralizers — White Horse Technology

Spray on Centralizers. Whitehorse Thermal Spray is the most advanced metal “direct to pipe” technology available. Save on costs, improve wear resistance and reduce torque as well as anchoring premium close tolerance centralizers with the highest holding force stop collar solution in the business. Applied at temperatures that will not compromise the ...

Centralizers | Weatherford International
Centralizers | Weatherford International

With experience that spans decades and millions of tools, Weatherford ,centralizers, are the backbone of well integrity around the world. Our applications engineers leverage a wide-ranging portfolio—including welded, nonwelded, and our newest one-piece bow-spring ,centralizers,—to help you ensure proper cement placement for any well from standard to extreme environments.

+GF+ Contain-IT™ Centralizers - Clear PVC Pipe
+GF+ Contain-IT™ Centralizers - Clear PVC Pipe

Contain-It ,Centralizers, (Contain-It to IPS) More... Starting at: $21.60. Select Size. Add to Wishlist. | Add to Compare. View as: Grid List. Sort By. Position Name Price Size.

composite centralizer
composite centralizer

Spiral blade ,composite centralizer,. Spiral blade ,composite centralizer, is recommended to be used in vertical, deviated, horizontal wells, extended-reach wells and wells with high dogleg severity. It is applicable for the wells with temperatures under 350°F (177°C). The spiral blades enables optimal displacement during primary cementing, which can minimize pressure drop and increase local ...

one piece centralizer
one piece centralizer

There are mainly two kinds of one piece ,centralizers, (single piece ,centralizers,). One is made of one single steel plate, which has a welding line on the centralizer (conventional ,one piece centralizer,), and the other is made of a ,pipe, cut with the laser, which has no any welding line (seamless ,one piece centralizer,).

DOUBLE CONTAINMENT DESIGN & INSTALLATION GUIDE
DOUBLE CONTAINMENT DESIGN & INSTALLATION GUIDE

Assemble ,Centralizers, to Carrier ,pipe, as required (see chart above) holding in place with a loop of Clean-room adhesive over one flat side of each Centralizer followed by 3-wraps of adhesive around Carrier ,pipe, on each side of Centralizer to hold loop. Orient so that the flat sides of all ,Centralizers, align. On horizontal runs, the flat side

Quality Bow Spring Centralizer & Solid Body Centralizer ...
Quality Bow Spring Centralizer & Solid Body Centralizer ...

65Mn Steel Drill Pipe Centralizer , Roller Centralizer API 10D Standard; Integral Single Piece Centralizer With Excellent Hardness 65Mn Steel; 3 Section Structure Spiral Glider Centralizer , Red Pipe Centralisers; Durable Spiral Glider Centralizer , Pipe Centralisers 3 Section Structure; OEM Size Single Piece Centralizer With Excellent Hardness 65Mn Steel

StoneAge BJV Centralizers for High Pressure Pipe Cleaning
StoneAge BJV Centralizers for High Pressure Pipe Cleaning

A centralizer balances jet standoff distance for more consistent cleaning and helps to protect the tool as it passes through the pipe. In cases where pipe size is more than 1.5 times the diameter of the tool, a centralizer is an important safety device, preventing the tool from turning around and thrusting backwards out of the pipe. Features

Centek Centralizer | Our Products
Centek Centralizer | Our Products

Centek are the world leaders in manufacturing ,centralizers, designed to deliver optimal performance in all well types. We are a centralizer manufacturer with a full string solution of solid body, rigid and bow spring ,centralizers, for challenging wells and as lower cost solutions.

Considerations in Design of Centralizers for Pipe-in-Pipe ...
Considerations in Design of Centralizers for Pipe-in-Pipe ...

For un-bonded (sliding) ,Pipe,-In-,Pipe, (PIP) systems, one of the main components is the ,centralizers, (also called spacers). The main functions of the ,centralizers, are to centralize the inner ,pipe, inside the outer ,pipe,, to transfer the loads between inner ,pipe, and outer ,pipe, and to safeguard the insulation material in the annulus from excessive compression during fabrication, installation and ...

Centek Centralizer | Our Products
Centek Centralizer | Our Products

Centek are the world leaders in manufacturing ,centralizers, designed to deliver optimal performance in all well types. We are a centralizer manufacturer with a full string solution of solid body, rigid and bow spring ,centralizers, for challenging wells and as lower cost solutions.

Environmental Stainless Steel Centralizers
Environmental Stainless Steel Centralizers

The stainless steel pipe centralizers will attach to the pipe, and expand out to the bore hole size to keep the pipe centralized in the well. The steel heavy duty centralizers are welded to the casing to support the pipe away from the walls of the bore hole.

Centralizers - Canpipe Limited
Centralizers - Canpipe Limited

Centralizers,. Our adjustable ,centralizers, hold screens and casings in place to eliminate off center placement during installation. Constructed from high quality spring stainless steel, the ,centralizers, resist corrosion and will not contaminate the well. Stainless steel worm gears tighten easily for quick attachment to the screens and casings.

Casing Accessories - Weatherford International
Casing Accessories - Weatherford International

These ,centralizers, enable ,pipe, to rotate freely during running and cementing operations. They provide excellent standoff, low running forces, and durability for rotating and reciprocating applications. These ,centralizers, are specifically manufactured with a special stop collar to enable pulling the ,centralizers, downhole rather than pushing them.

Drilling Tools Products | Casing Centralizers
Drilling Tools Products | Casing Centralizers

Centralizers, are essential in drilling operations as it keeps the casing positioned in the center of the wellbore. Drilling Tools International carries a wide range of the single piece bow springs, hinged bow springs and solid body steel ,centralizers,. In addition, Drilling Tools is the exclusive provider of the Arsenal Slip ‘N Slide Centralizer, a ...

DOUBLE CONTAINMENT DESIGN & INSTALLATION GUIDE
DOUBLE CONTAINMENT DESIGN & INSTALLATION GUIDE

Assemble Centralizers to Carrier pipe as required (see chart above) holding in place with a loop of Clean-room adhesive over one flat side of each Centralizer followed by 3-wraps of adhesive around Carrier pipe on each side of Centralizer to hold loop. Orient so that the flat sides of all Centralizers align. On horizontal runs, the flat side

Casing Centralizer Selection 101 | Citadel Casing Solutions
Casing Centralizer Selection 101 | Citadel Casing Solutions

5/6/2017, · In horizontal wells, centralizers need to have a high restoring force to support the weight of the casing, and a low running force to reduce drag. They also need to allow pipe rotation and reciprocation to aid in the casing running process, reduce differential sticking tendencies, and improve mud flow and zonal isolation while cementing.

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+86 13525609655

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Road West, North Branch, Jingkai Road, Puyang City