4. Wells
  5. Processes
  6. Perforating, weakening, bending or separating pipe at an...

Karl N. Tunstall

Inventor

Rate now
  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

Inventor

active

Actuator module for wireline cutting safety valve

Valves and valve actuation – Fluid actuated or retarded – Piston type expansible chamber reciprocating valve actuator
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Method for cutting and replacing tubing without killing well

Wells – Processes – Perforating – weakening – bending or separating pipe at an...
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Safety valve with a hydraulic actuator

Valves and valve actuation – Fluid actuated or retarded – Pilot or servo type motor
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Valve

Fluid handling – With repair – tapping – assembly – or disassembly means – Assembling – disassembling – or removing cartridge type valve
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

No associations

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Karl N. Tunstall does not yet have a rating. At this time, there are no reviews or comments for this inventor.

If you have personal experience with Karl N. Tunstall, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Karl N. Tunstall will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-P-1005004

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.

Canada

 Charities
 Companies
 MP Candidates
 Patents
 Employee Salary Disclosure

World

 Places of the World
 Scientific Papers

United States

 Banks
 Companies
 Counties
 Patents
 Employee Salary Disclosure