Mudanjiang NorthMachine Co,.Ltd. -

Mudanjiang NorthMachine Co,.Ltd.

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box tap
Specification: fishing tool
Detail: The box tap is a special external fishing tool which is engaged on the outside wall of tubing objects such as oil tubing and drill pipe.

fishing tap
Specification: Taper tap is a special tool cutting thread and fishing
Detail: Taper tap is a special tool cutting thread and fishing internally in dropped objects such as tubing, drill- pipe, wash-over pipe,packer,water flow allocator, down-hole production allocator. The tool is especially a great succ...

kelly cocks
Specification: can be used to control blowout pressure
Detail: Keelly Valve,allows free pass of drilling fluid without pressure lose. These valves can be used as a drill pipe safety valve or upper Kelly Valve to control blowout pressure ,or as a lower Kelly Valve to prevent loss of drilli...

float subs
Specification: machined with a float bore inside
Detail: Float subs are adapters that are machined with a float bore inside that allows you to run a float valve. These are also available as a float crossover sub.

crossover sub
Specification: provide a connection between joints of different size or type
Detail: Cross-over subs provide a connection between joints of different size or type of drilling, washover, or tubing strings.

aj-type safety joint
Specification: is a specialized joint consisting of two parts
Detail: AJ type safety joint is a specialized joint consisting of two parts.The specialized joint takes protective effect for drilling stem in drilling ,repairing and test oil (gas)engineering,etc.It is used to treat well bottom accid...


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