Mailing Address:
P. O. Box 2393
Cypress, Texas 77410-2393

Shipping Address:
11410 Spring Cypress Rd.
Tomball, Texas 77377

Contact:
Shawn M. Phillips

Phone: (24 hrs)
281-795-1705

Office:
281-213-2604

Fax:
866-819-3390

Email:
shawn@dhstx.com

 

 

 

 

 

 
Oil Rig Drill String Accessories | IBOP's
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Heavy Weight Drill Pipe | Float Valves | Dart Valves | Kelly Saver Subs
Kelly's | Upper & Lower Kelly Valves | IBOP's | Lift Subs | Stabilizers
Hole Openers | Roller Reamers | Circulating Subs

IBOP's

The IBOP is a back pressure valve used in the drill string to prevent the well from flowing uncontrollably up the drill string. The IBOP is manufactured from AISI 4140/4145 alloy steel, and can be trimmed for standard or H2S.

When ordering, please specify:

  • Tool OD

  • Working Pressure: 5,000 / 10,000 / 15,000 PSI

  • Tool connection size (ex. NC-38)

  • Standard or H2S Trim

  • Bore

  • Pressed or cast steel thread protectors

 

 

 
Crossover Subs | Bit Subs | Drill Pipe | Drill Bits | Drill Collars | Drilling Jars
Heavy Weight Drill Pipe | Float Valves | Dart Valves | Kelly Saver Subs
Kelly's | Upper & Lower Kelly Valves | IBOP's | Lift Subs | Stabilizers
Hole Openers | Roller Reamers | Circulating Subs

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