Pressure Control Equipment | Land | Schlumberger Products

Land

Onshore pressure control and wellhead systems

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Pressure control equipment to improve safety and optimize drilling performance, in basins from North America to the Middle East to the Pacific Rim.

BOP stack mockup in Patterson

Annular BOPs

Choose from a variety of field-proven designs to fit your desired drilling application.

DL

Annular BOP

Close on drillpipe or large tubulars without reducing operating pressure.

30-in

Annular BOP

Seal on any size pipe or no pipe, as with openhole operations.

T-90

Short-body annular BOP

Improve safety in your small-bore, low-pressure land drilling operations.

T-84

Low-pressure annular BOP

Effectively seal your low-pressure onshore drilling applications.

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BOP Control Systems

Drilling control systems for land, platform, and subsea applications.

Land Closing Unit

Onshore BOP control system

Meet API Spec 16D requirements with high quality standards.

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Pipe Rams

Form a reliable seal on tubulars.

Pipe Rams

Fixed-size sealing of tubulars

Form one-half of a ram cavity's seal with the packer, top seal, and ram body acting in unison.

Variable-Bore Rams

Variable-bore rams that seal on a wide range of pipe diameters

Enable sealing a standard BOP on several different pipe diameters.

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Shear Rams

Provide dependable isolation or sealing of the wellbore.

DSI

Dual-string interlocking shear rams

Drilling and production operations that include wireline, braided cable, dual strings, or high-temperature well environments.

CDVS-II

Cable double-V shear rams

Increase shear blade width compared with standard version.

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Ram-Type BOPs

Contain wellbore pressure during critical control operations.

U

Surface ram-type BOP

For land, platform, and subsea applications and the widest range of sizes.

UM

Convertible-bonnet ram-type BOP

Lightweight BOP designed for easy maintenance and long life.

T-81

Small-bore, compact ram-type BOP

Shear off the tubulars in the wellbore and seal the well.

T-82

Compact ram-type BOP

Field-proven design that offers easy operation and low maintenance.

Bonnet Assembly Options

Designed specifically for our equipment

Employ more closing force with greater certainty in a smaller footprint.

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Drilling Manifolds and Chokes

Improved pressure and flow control in onshore and offshore applications.

Cement Manifolds

Designed and manufactured to your requirements

Divert flow of cement slurry during cementing operations.

Choke and Kill Manifolds

From noncorrosive to extreme sour oil and gas

Manage well pressure fluctuations encountered during drilling.

Mud Standpipe Manifolds

Full certification to global standards

Bleed pressure, reduce shock, and divert drilling fluid flow.

MPD Manifolds

Customized manifolds

Take precise control of pressure and flow in any operation requiring a choke.

Drilling Chokes

Wellbore pressure management

Maintain control in the event of a gas kick, circulate out the kick, and prevent loss of well control.

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