The apparatus thus operates as a dump valve. The movement of sleeve 16 may also be used to operate a locking mechanism (41) to lock or unlock a tool under differential fluid pressure action. PAUL BERNARD * LEE
The third section is a drill pipe, makes up the majority of the drillstring back up to the surface. Each drill pipe comprises a long tubular diameter portions with an outside diameter called the tool joints which has a male “pin” threaded connection at one end and a female “box” ...
The TA Style Elevators are for use on tubing, casing and drill collars. The elevators are balanced for easy handling with safety lock and latch and guarded operating handles. Sizes range from 35 tons to 150 tons and cover all size tubular up to 11-1/4". ...
Fingerprint Smart Card Digital Code Electronic Steel Door Rim Lock US$30.00-35.00 / Set Security Home Smart Electronic Deadbolt Knob Door Lock US$65.78-68.08 / Set American ANSI Grade1 Security Handle Door Lockset US$55.00 / Piece Garage Gate Lever Tubular...
Self TappingOur hardware is very strong and is great for both indoor and outdoor use. The stainless steel is superior to regular steel and provides excellent rust resistance in water applications. Stripping a screw head is a thing of the past with our Hex Head screws. ...
The elevators are balanced for easy handling with safety lock and latch and guarded operating handles. Sizes range from 35 tons to 150 tons and cover all size tubular up to 11 1/4". TYPE CDZ ELEVATOR CDZ drilling pipe Elevator is mainly used in the holding and hoisting of drilling pipe...
According to the invention , with the tubular body having a hollow portion for drive rod drilling machines , the upper part of the body and the first coupling member and the water inlet is formed in the installation , is provided at the lower end of the main body and a second coupling ...
rocker mechanism is mounted on the top of the drill, pull plate assembly means having one end connected to the rocker arm, the other end is connected to the hook mechanism shackle lock assembly through the second hinge is hinged to the barrel, the bottom end of the drill hook selectively ...
desirably equipped with a jet nozzle. Such guide shaft is desirably equipped with a tubular guide bit on which concavity is formed overlapping to a bit of drilling shaft; and the guide shaft is desirably equipped with a pair of jet nozzles in a direction toward a tangent line outside ...
The tubing control system is located between the reel and the injector, and includes a tubing abutment adjacent the tubing pay-off point for applying an opposite bend to the tubing during pay-out of the tubing. The reel is mounted for horizontal (x,y) movement such that, during pay-out ...