4. Wells
  5. Above ground apparatus
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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

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

Water pressure system

Wells – Above ground apparatus – With assembly or disassembly means
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Water pressure system with pressure tank installed within...

Wells – Above ground apparatus – With assembly or disassembly means
Reexamination Certificate

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Water pressure system with pressure tank installed within...

Wells – Above ground apparatus – With assembly or disassembly means
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Water well filter device and method of filtering air that...

Wells – Above ground apparatus – Well caps or casing heads
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Water well pump

Wells – Above ground apparatus – Well caps or casing heads
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Water-tight conduit well cap

Wells – Above ground apparatus – Well caps or casing heads
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Water-well-head adaptor

Wells – Above ground apparatus – With assembly or disassembly means
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Wear bushing lockdown and method of inserting

Wells – Above ground apparatus – With assembly or disassembly means
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Wear bushing retrieval tool

Wells – Above ground apparatus – With assembly or disassembly means
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Wear bushing running and retrieval tools

Wells – Above ground apparatus – With assembly or disassembly means
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Wedge device

Wells – Above ground apparatus – Suspension means
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Well assembly having a casing hanger supported by a load...

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

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Well blowout prevention device

Wells – Above ground apparatus – With valve on cap or head
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Well cap apparatus

Wells – Above ground apparatus – Well caps or casing heads
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Well cap method and apparatus

Wells – Above ground apparatus – Well caps or casing heads
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Well cap snorkel vent

Wells – Above ground apparatus – With valve on cap or head
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0
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