4. Internal-combustion engines
  5. Two-cycle
  6. Whirl through piston-controlled ports

Francis R. Hull

Inventor

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

Details

Inventor

active

Condensing gas-to-gas heat exchanger

Heat exchange – With first fluid holder or collector open to second fluid – Separate external discharge port for each fluid
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Dehumidifying heat exchanger apparatus

Heat exchange – With first fluid holder or collector open to second fluid – Separate external discharge port for each fluid
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Forced circulation steam generator

Liquid heaters and vaporizers – Feed heaters – Steam
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

High-capacity steam heating system

Heating systems – Steam
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Marine pump-jet propulsion system

Ships – Building – Canal and ferry boats
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

Francis R. Hull does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-42268

  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