Welcome to the company ! we have many years of professional experience !
rsdgj@pyzyrsd.com +86 13525609655

drill bits

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.

Certificate of Honor

CONTACT US

Customer satisfaction is our first goal!

Phone

+86 13525609655

E-Mail

rsdgj@pyzyrsd.com

Address

Road West, North Branch, Jingkai Road, Puyang City

drill bits
Slip-On Welded Centralizer (Close Tolerance) - Rubicon ...
Slip-On Welded Centralizer (Close Tolerance) - Rubicon ...

Type 310 Welded Bow Spring ,Centralizer,. The Type 310 Welded Bow Spring ,Centralizer, Slip-On (Close Tolerance) is a ,centralizer, designed for ultra-tight tolerance applications where running drag must be minimized paired with highest possible centering strength.

Centek Centralizer | OBH-W Bow Spring Centralizer
Centek Centralizer | OBH-W Bow Spring Centralizer

Tested to API 10D ,specification,, the OBH-W ,centralizer, consistently provides superior performance. The integrated hinge has been developed for quick installation and with the axial load strength of our OBW non-hinged product. It is designed for onshore, ...

Centralizers - OASIS OIL TOOLS CO. LTD. - page 1.
Centralizers - OASIS OIL TOOLS CO. LTD. - page 1.

China ,Centralizers, catalog of Casing and Tubing Screw Rigid ,Centralizer,, API 10d Stainless Steel Hinged Bow Spring Well Casing ,Centralizer, provided by China manufacturer - …

Bow Spring Rigid Steel Polymer Centralizers – Frank's ...
Bow Spring Rigid Steel Polymer Centralizers – Frank's ...

The Bow Spring ,Centralizer, provides uniform annular clearance and reduces friction while running casing. It is suited for vertical and deviated applications. The bow type ,centralizer, is manufactured to API 10 ,specification, ensuring this ,centralizer, consistently provides superior performance.

Integral Centralizer Casing Centralizer Cementing ...
Integral Centralizer Casing Centralizer Cementing ...

This One-Piece ,Centralizer, has ultra-high strength without any weak point. The ,centralizer, provides high restoring forces while keeping starting and running forces at or near zero lbf. This minimizes drags during casing running and maximizes standoff during cementing operations.

Centralizers - OASIS OIL TOOLS CO. LTD. - page 1.
Centralizers - OASIS OIL TOOLS CO. LTD. - page 1.

China ,Centralizers, catalog of Casing and Tubing Screw Rigid ,Centralizer,, API 10d Stainless Steel Hinged Bow Spring Well Casing ,Centralizer, provided by China manufacturer - OASIS OIL TOOLS CO., LTD., page1.

Top-Co Centralizer Running Instructions
Top-Co Centralizer Running Instructions

Top-Co API bow spring centralizers meet or exceed API ,Specification, 10D, meeting starting, running and restoring ... The distance between the ,Centralizer, end bands is great enough that the ,Centralizer, can be installed over standard API Buttress and 8rd casingcouplings.

Centralizer - Slip on Stand off Band -SOB02 Manufacturer ...
Centralizer - Slip on Stand off Band -SOB02 Manufacturer ...

Centralizer,. We manufacture Solid Rigid ,Centralizer, which is fabricated from supreme quality material at affordable price to our customers. These centralizers are designed to minimize unwanted removal of well cake and for easy running of casing. These centralizers are well head friendly and have high impact with shock resistance, along with optimum tensile and yield strength.

Single Piece Welded Bow Drill Pipe Spring Centralizer ...
Single Piece Welded Bow Drill Pipe Spring Centralizer ...

MACKERAL’s Welded Semi Rigid Bow Spring Centralizers are developed to match API 10D ,specification, to used under deviated and horizontal wells. These centralizers are combining the features of a standard spring bow and rigid ,centralizer,. Designed with double crested profile which permit compression to facilitate movement through tight spot.

Integral Centralizer Casing Centralizer Cementing ...
Integral Centralizer Casing Centralizer Cementing ...

This One-Piece ,Centralizer, has ultra-high strength without any weak point. The ,centralizer, provides high restoring forces while keeping starting and running forces at or near zero lbf. This minimizes drags during casing running and maximizes standoff during cementing operations.

Single Piece Welded Bow Drill Pipe Spring Centralizer ...
Single Piece Welded Bow Drill Pipe Spring Centralizer ...

MACKERAL’s Welded Semi Rigid Bow Spring Centralizers are developed to match API 10D ,specification, to used under deviated and horizontal wells. These centralizers are combining the features of a standard spring bow and rigid ,centralizer,. Designed with double crested profile which permit compression to facilitate movement through tight spot.

Slip-On Welded Centralizer (Close Tolerance) - Rubicon ...
Slip-On Welded Centralizer (Close Tolerance) - Rubicon ...

Type 310 Welded Bow Spring ,Centralizer,. The Type 310 Welded Bow Spring ,Centralizer, Slip-On (Close Tolerance) is a ,centralizer, designed for ultra-tight tolerance applications where running drag must be minimized paired with highest possible centering strength.

Bow Spring Rigid Steel Polymer Centralizers – Frank's ...
Bow Spring Rigid Steel Polymer Centralizers – Frank's ...

The Bow Spring ,Centralizer, provides uniform annular clearance and reduces friction while running casing. It is suited for vertical and deviated applications. The bow type ,centralizer, is manufactured to API 10 ,specification, ensuring this ,centralizer, consistently provides superior performance.

Top-Co Centralizer Running Instructions
Top-Co Centralizer Running Instructions

Top-Co API bow spring centralizers meet or exceed API ,Specification, 10D, meeting starting, running and restoring ... The distance between the ,Centralizer, end bands is great enough that the ,Centralizer, can be installed over standard API Buttress and 8rd casingcouplings.

Centralizer - Slip on Stand off Band -SOB02 Manufacturer ...
Centralizer - Slip on Stand off Band -SOB02 Manufacturer ...

Centralizer,. We manufacture Solid Rigid ,Centralizer, which is fabricated from supreme quality material at affordable price to our customers. These centralizers are designed to minimize unwanted removal of well cake and for easy running of casing. These centralizers are well head friendly and have high impact with shock resistance, along with optimum tensile and yield strength.

Casing Centralizer - Equipoutlet
Casing Centralizer - Equipoutlet

As the ,centralizer, navigates restrictions, it is designed to compress and deform to a near-flat condition. As the borehole restriction is traversed, the ,centralizer, reverts to its original form and shape without permanent deformation or damage.

Centek Centralizer | OBH-W Bow Spring Centralizer
Centek Centralizer | OBH-W Bow Spring Centralizer

Tested to API 10D ,specification,, the OBH-W ,centralizer, consistently provides superior performance. The integrated hinge has been developed for quick installation and with the axial load strength of our OBW non-hinged product. It is designed for onshore, ...

Davis Lynch Non-Welded Semi Rigid Centralizers Help Center ...
Davis Lynch Non-Welded Semi Rigid Centralizers Help Center ...

While the manufacture of the bows produces characteristics normally associated with standard spring bow centralizers, the double-crested profile of the semi rigid ,centralizer, bow provides restoring forces that far exceed those standards set forth in API ,Specification, 10D and which are normally associated with rigid centralizers.

Casing Centralizer - Equipoutlet
Casing Centralizer - Equipoutlet

As the ,centralizer, navigates restrictions, it is designed to compress and deform to a near-flat condition. As the borehole restriction is traversed, the ,centralizer, reverts to its original form and shape without permanent deformation or damage.

Chat Online Inquiry Email

Business cooperation

+86 13525609655

Company address

Road West, North Branch, Jingkai Road, Puyang City