4. E - Fixed Constructions
  5. 21
  6. B

Dennis M. Spriggs

E - Fixed Constructions – 21 – B

Inventor

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

Details

Inventor

Apparatus and method of well preparation for chemical...

E - Fixed Constructions – 21 – B
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Dual string circulating valve

E - Fixed Constructions – 21 – B
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Dual string hydraulically actuated oil well packer

E - Fixed Constructions – 21 – B
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Locking device for use in well tubing

E - Fixed Constructions – 21 – B
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Method and apparatus for sand control in underground boreholes

E - Fixed Constructions – 21 – B
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

No associations

LandOfFree

Say what you really think

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

Rating

Dennis M. Spriggs does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFCA-PAI-P-382379

  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