US3018231A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air conditioning for remote spaces
Assignee: Midland Ross Corp
•
Filing: 1957-10-22
•
Granted: 1962-01-23
•
Expires: 1977-10-22
Abstract
No abstract record available.
Inventors
- 👤 Dale M Valentine
- 👤 Gilbert A Kelley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:04
CPC Classifications
F; F24; F24F; F24F3/00; F24F3/12; F24F3/14; F24F3/1411; F24F3/1417; F24F2003/144; F24F2003/1458
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
244 words
A CHEMICAL DEHUMIDIFYING SYSTEM FOR DEHUMIDIFYING AIR FOR A SPACE TO BE CONDITIONED COMPRISING, IN COMBINATION: A CONTACTOR; MEANS FOR PASSING A FIRST STREAM OF AIR THROUGH SAID CONTACTOR FOR CONDITIONING THEREIN; MEANS FOR DIRECTING CONDITIONED AIR INTO THE SPACE; MEANS FOR PASSING ABSORBENT LIQUID THROUGH SAID CONTACTOR IN CONTACT WITH SAID FIRST STREAM OF AIR PASSING THERETHROUGH; A REGENERATOR; A CONDENSING CHAMBER; DICT MEANS FOR PASSING A SECOND STREAM OF AIR FROM SAID REGENERATOR THROUGH SAID CONDENSING CHAMBER AND BACK TO SAID REGENERATOR IN A SUBSTANTIALLY CLOSED AIR FLOW CIRCUIT; MEANS FOR PASSING ABSORBENT LIQUID THROUGH SAID REGENERATOR IN CONTACT WITH SAID SECOND STREAM OF AIR PASSING THERETHROUGH; MEANS FOR PASSING A FIRST STREAM OF ABSORBENT LIQUID FROM SAID REGENERATOR TO SAID CONTACTOR; MEANS FOR PASSING A SECOND STREAM OF ABSORBENT LIQUID FROM SAID CONTACTOR TO SAID REGENERATOR; INDIRECT HEAT EXCHANGE MEANS COMPRISING A TUBULAR HEAT EXCHANGER DISPOSED IN SAID CONDENSING CHAMBER AND PIPE MEANS FOR PASSING SAID SECOND STREAM OF ABSORBENT LIQUID FROM SAID CONTACTOR THROUGH SAID TUBULAR HEAT EXCHANGER BEFORE PASSING SAID SECOND STREAM OF ABSORBENT LIQUID TO SAID REGENERATOR FOR ABSORBING HEAT FROM SAID SECOND AIR STREAM, WHEREBY MOISTURE IS CONDENSED FROM SAID SECOND AIR STREAM IN SAID CONDENSING CHAMBER; MEANS FOR PASSING SAID FIRST STREAM OF ABSORBENT LIQUID IN HEAT EXCHANGE RELATIONSHIP WITH SAID SECOND AIR STREAM AFTER SAID SECOND AIR STREAM HAS BEEN COOLED BY SAID HEAT EXCHANGER; AND MEANS FOR DISCHARGING CONDENSED MOISTURE FROM SAID CONDENSING CHAMBER.
Claim 2
Dependent Claim
244 words
A CHEMICAL DEHUMIDIFYING SYSTEM FOR DEHUMIDIFYING AIR FOR A SPACE TO BE CONDITIONED COMPRISING, IN COMBINATION: A CONTACTOR; MEANS FOR PASSING A FIRST STREAM OF AIR THROUGH SAID CONTACTOR FOR CONDITIONING THEREIN; MEANS FOR DIRECTING CONDITIONED AIR INTO THE SPACE; MEANS FOR PASSING ABSORBENT LIQUID THROUGH SAID CONTACTOR IN CONTACT WITH SAID FIRST STREAM OF AIR PASSING THERETHROUGH; A REGENERATOR; A CONDENSING CHAMBER; DICT MEANS FOR PASSING A SECOND STREAM OF AIR FROM SAID REGENERATOR THROUGH SAID CONDENSING CHAMBER AND BACK TO SAID REGENERATOR IN A SUBSTANTIALLY CLOSED AIR FLOW CIRCUIT; MEANS FOR PASSING ABSORBENT LIQUID THROUGH SAID REGENERATOR IN CONTACT WITH SAID SECOND STREAM OF AIR PASSING THERETHROUGH; MEANS FOR PASSING A FIRST STREAM OF ABSORBENT LIQUID FROM SAID REGENERATOR TO SAID CONTACTOR; MEANS FOR PASSING A SECOND STREAM OF ABSORBENT LIQUID FROM SAID CONTACTOR TO SAID REGENERATOR; INDIRECT HEAT EXCHANGE MEANS COMPRISING A TUBULAR HEAT EXCHANGER DISPOSED IN SAID CONDENSING CHAMBER AND PIPE MEANS FOR PASSING SAID SECOND STREAM OF ABSORBENT LIQUID FROM SAID CONTACTOR THROUGH SAID TUBULAR HEAT EXCHANGER BEFORE PASSING SAID SECOND STREAM OF ABSORBENT LIQUID TO SAID REGENERATOR FOR ABSORBING HEAT FROM SAID SECOND AIR STREAM, WHEREBY MOISTURE IS CONDENSED FROM SAID SECOND AIR STREAM IN SAID CONDENSING CHAMBER; MEANS FOR PASSING SAID FIRST STREAM OF ABSORBENT LIQUID IN HEAT EXCHANGE RELATIONSHIP WITH SAID SECOND AIR STREAM AFTER SAID SECOND AIR STREAM HAS BEEN COOLED BY SAID HEAT EXCHANGER; AND MEANS FOR DISCHARGING CONDENSED MOISTURE FROM SAID CONDENSING CHAMBER.
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) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |