4. Wells
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Wall stimulation tool and method of using same

Wells – Processes – Placing or shifting well part
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Warning device and method to prevent clutch burning

Wells – Processes – With indicating – testing – measuring or locating
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Wash tool

Wells – Processes – Cleaning or unloading well
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Wash tool for stimulating oil wells

Wells – Brushing – scraping – cutting or punching-type cleaners – Perforation cleaners
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Wash tool for well having perforated casing

Wells – Processes – Cleaning or unloading well
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Wash tool method for subterranean wells

Wells – Processes – Cleaning or unloading well
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Wash-out tool and method of use thereof

Wells – Processes – Cleaning or unloading well
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Washing a cylindrical cavity

Wells – Processes – Cleaning or unloading well
Reexamination Certificate

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Washing tool

Wells – Whirling or lateral discharge or projectable nozzles
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Washout arrangement for a well

Wells – Expansible anchor or casing – Liner hanger
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Washout mechanism for offshore wells

Wells – Processes – Cementing – plugging or consolidating
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Washpipe apparatus

Wells – Above ground apparatus – Inner member anchor or seal with lateral port
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Washpipe seal assembly

Wells – Above ground apparatus
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Washpipe seal assembly

Wells – Above ground apparatus
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Washpipe support clamp

Wells – Miscellaneous
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Washpipeless frac pack system

Wells – Processes – Graveling or filter forming
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Washpipeless frac pack system

Wells – Processes – Graveling or filter forming
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Washpipeless isolation strings and methods for isolation

Wells – Processes – Operating valve – closure – or changeable restrictor in a well
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Washpipeless isolation strings and methods for isolation...

Wells – Processes – Operating valve – closure – or changeable restrictor in a well
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Waste fluid containment and recovery apparatus

Wells – Above ground apparatus – Fluid catcher around pipe coupling
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0
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