Products
Contact Us
- Contact Person : Mr. Lily Wan
- Company Name : Puyang Donghao Mechanical & Electronic Co., Ltd
- Tel : 86-0393-8915988
- Fax : 86-0393-8915988
- Address : Henan,Puyang,Middle of Jintian Road,Puyang, Henan, P.R China
- Country/Region : China
- Zip : 457001
Products List
Drill Pipe Cement Head
Drill pipe cement...
Cementing Stage Collar
DH-FJG Stage CollarApplication
• Excessive injection of cement at one shot.
• The formation cannot bear the gigantic fluid pressure.
• Pack off special strata.
• Avoid the occurrence of annual air channeling after the cementing job.
• The considerable temperature difference between the upper and lower section makes it...
Liner Hanger
Liner...
Casing Centralizer
DH-HBSS Spring CentralizerApplicationHBSS series spring casing centralizer is applied for straight well or deviated well casing work from 2-7/8 in to 20 in. Single bow,Website:http://www.dhpetrotools.com,double bow, slip on, welded & unwelded type casing centralizer for your reference.FeatureDesigned for High Restoring Force and Low Starting &...
Float Collar & Float Shoe
DH-FGFX Float Collar & Float Shoe
Application
Float shoe and float collar applied for conventional cement,Website:http://www.dhpetrotools.com,hanger cement method, it is not suitable for straight well but also large inclined and horizontal well.
Feature
• Made by alloy steel with better drillability
• Better back pressure...
Constant Pressure Bleed Valve
Constant Pressure bleed...
High Pressure Check Valve
High pressure check...
Continuous Sand Flushing Device
Continuous sand flushing...
Sliding Sleeve Restrictor
Sliding sleeve...
Surface Constant Flow Water Distributors
Surface constant flow water...