US3273350A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigeration systems and methods of refrigeration
Assignee: Individual
•
Filing: 1964-09-14
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Granted: 1966-09-20
•
Expires: 1984-09-14
Abstract
No abstract record available.
Inventors
- 👤 Robert S Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:30
CPC Classifications
F; F25; F25B; F25B49/00; F25B49/04; F25B15/00; F25B15/008; Y; Y02; Y02A; Y02A30/00; Y02A30/27; Y02B; Y02B30/00; Y02B30/62
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A REFRIGERATION SYSTEM INCLUDING, A GENERATOR FOR RECEIVING A DILUTE SOLUTION OF A REFRIGERANT AND AN ABSORBENT, MEANS FOR HEATING THE GENERATOR TO DRIVE OFF REFRIGERANT FROM THE DILUTE SOLUTION TO FORM A CONCENTRATED ABSORPTION SOLUTION, MEANS FOR CONDENSING THE DRIVEN OFF REFRIGERANT, A LOW TEMPERATURE EVAPORATOR, MEANS FOR FLOWING THE CONDENSED REFRIGERANT INTO THE LOW TEMPERATURE EVAPORATOR WHILE RESTRICTING SUCH FLOW, A LOW PRESSURE ABSORBER, MEANS FOR FLOWING REFRIGERANT VAPOR FROM THE LOW TEMPERTURE EVAPORATOR TO THE LOW PRESSURE ABSORBER, MEANS FOR FLOWING THE CONCENTRATED ABSORPTION SOLUTION FROM THE GENERATOR TO THE LOW PRESSURE ABSORBER TO ABSORB REFRIGERANT VAPOR THEREIN, A HIGH TEMPERATURE EVAPORATOR, MEANS FOR FLOWING A CONDENSED REFRIGERANT FROM THE GENERATOR TO THE HIGH TEMPERATURE EVAPORATOR, A HIGH PRESSURE ABSORBER, MEANS FOR FLOWING THE REFRIGERANT FROM THE HIGH TEMPERATURE EVAPORATOR TO THE HIGH PRESSURE ABSORBER,
Claim 2
Dependent Claim
138 words
A REFRIGERATION SYSTEM INCLUDING, A GENERATOR FOR RECEIVING A DILUTE SOLUTION OF A REFRIGERANT AND AN ABSORBENT, MEANS FOR HEATING THE GENERATOR TO DRIVE OFF REFRIGERANT FROM THE DILUTE SOLUTION TO FORM A CONCENTRATED ABSORPTION SOLUTION, MEANS FOR CONDENSING THE DRIVEN OFF REFRIGERANT, A LOW TEMPERATURE EVAPORATOR, MEANS FOR FLOWING THE CONDENSED REFRIGERANT INTO THE LOW TEMPERATURE EVAPORATOR WHILE RESTRICTING SUCH FLOW, A LOW PRESSURE ABSORBER, MEANS FOR FLOWING REFRIGERANT VAPOR FROM THE LOW TEMPERTURE EVAPORATOR TO THE LOW PRESSURE ABSORBER, MEANS FOR FLOWING THE CONCENTRATED ABSORPTION SOLUTION FROM THE GENERATOR TO THE LOW PRESSURE ABSORBER TO ABSORB REFRIGERANT VAPOR THEREIN, A HIGH TEMPERATURE EVAPORATOR, MEANS FOR FLOWING A CONDENSED REFRIGERANT FROM THE GENERATOR TO THE HIGH TEMPERATURE EVAPORATOR, A HIGH PRESSURE ABSORBER, MEANS FOR FLOWING THE REFRIGERANT FROM THE HIGH TEMPERATURE EVAPORATOR TO THE HIGH PRESSURE ABSORBER,
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |