US3442769A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for heating and distilling saline water using heated pebbles
Assignee: WINFIELD B HEINZ
•
Filing: 1965-10-22
•
Granted: 1969-05-06
•
Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Winfield B Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:48
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/02; C02F1/04; C02F1/10; Y; Y10; Y10S; Y10S159/00; Y10S159/29; Y10S203/00; Y10S203/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A METHOD OF TRANSFERRING HEAT TO A SOLUTION IN WHICH SOLID MATTER IS DEPOSITED UPON THE HEAT TRANSFER MEANS, COMPRISING THE STEPS OF: HEATING A FLOW OF SOLID PARTICLES; CAUSING THE HEATED SOLID PARTICLES TO CONTACT THE SOLUTION TO BE HEATED IN A COUNTERFLOW RELATIONSHIP WHEREBY SOLID MATTER FROM THE SOLUTION IS DEPOSITED UPON THE SURFACES OF SAID SOLID PARTICLES; ABRADING AND IMPACTING SAID SOLID PARTICLES TO LOOSEN THE DEPOSITED SOLID MATTER THEREFROM; CAUSING THE ABRADED AND IMPACTED SOLID PARTICLES TO CONTACT INCOMING SOLUTION IN A COUNTERFLOW RELATIONSHIP TO WASH THE LOOSENED DEPOSITED SOLID MATTER FROM THE SOLID PARTICLES; AND REHEATING THE CLEANED SOLID PARTICLES FOR FURTHER CONTACT WITH A SOLUTION TO BE HEATED.
Claim 2
Independent Claim
114 words
A METHOD OF TRANSFERRING HEAT TO A SOLUTION IN WHICH SOLID MATTER IS DEPOSITED UPON THE HEAT TRANSFER MEANS, COMPRISING THE STEPS OF: HEATING A FLOW OF SOLID PARTICLES; CAUSING THE HEATED SOLID PARTICLES TO CONTACT THE SOLUTION TO BE HEATED IN A COUNTERFLOW RELATIONSHIP WHEREBY SOLID MATTER FROM THE SOLUTION IS DEPOSITED UPON THE SURFACES OF SAID SOLID PARTICLES; ABRADING AND IMPACTING SAID SOLID PARTICLES TO LOOSEN THE DEPOSITED SOLID MATTER THEREFROM; CAUSING THE ABRADED AND IMPACTED SOLID PARTICLES TO CONTACT INCOMING SOLUTION IN A COUNTERFLOW RELATIONSHIP TO WASH THE LOOSENED DEPOSITED SOLID MATTER FROM THE SOLID PARTICLES; AND REHEATING THE CLEANED SOLID PARTICLES FOR FURTHER CONTACT WITH A SOLUTION TO BE HEATED.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-05 | 1972-11-04 | 1973-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-05 | 1976-11-04 | 1977-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-05 | 1980-11-04 | 1981-05-06 | $7700.00 | Window Closed / Lapsed |