US3344852A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas drying apparatus
Assignee: Individual
•
Filing: 1964-06-15
•
Granted: 1967-10-03
•
Expires: 1984-06-15
Abstract
No abstract record available.
Inventors
- 👤 Bergson Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:09
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/26; Y; Y10; Y10S; Y10S165/00; Y10S165/913
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
GAS DRYING APPARATUS COMPRISING: A SUBSTANTIALLY CONICALLY SHAPED CONTAINER HAVING AN UPPER BASE PORTION AND A LOWER APEX PORTION, A GAS INLET OPENING COMMUNICATING WITH THE INTERIOR OF SAID CONTAINER NEAR THE UPPER PORTION THEREOF, A GAS OUTLET OPENING COMMUNICATING WITH THE INTERIOR OF SAID CONTAINER NEAR THE LOWER APEX PORTION THEREOF, AND A GRANULAR MATERIAL CHEMICALLY AND PHYSICALLY INERT WITH RESPECT TO THE GAS BEING DRIED PROVIDING INTERSTICES FOR GAS FLOW THEREBETWEEN SUBSTANTIALLY FILLING SAID CONTAINER, SAID CONTAINER ADAPTED TO BE REFRIGERATED TO A TEMPERATURE BELOW THE DEW POINT OF THE GAS TO BE DRIED, A TEMPERATURE INSULTING CONTAINER ENCLOSING SAID SUBSTANTIALLY CONICALLY SHAPED CONTAINER, AND INCLUDING A PERFORATED CENTERING MEMBER POSITIONED IN SAID TEMPERATURE INSULATING CONTAINER BETWEEN SAID TEMPERATURE INSULATING CONTAINER AND SAID CONICALLY SHAPED CONTAINER FOR HOLDING SAID CONICALLY SHAPED CONTAINER SUBSTANTIALLY CENTERED WITH SAID INSULATING CONTAINER AND PERMITTING THE FREE FLOW OF LIQUID REFRIGERANT THROUGH THE PERFORATIONS THEREOF.
Claim 2
Dependent Claim
152 words
GAS DRYING APPARATUS COMPRISING: A SUBSTANTIALLY CONICALLY SHAPED CONTAINER HAVING AN UPPER BASE PORTION AND A LOWER APEX PORTION, A GAS INLET OPENING COMMUNICATING WITH THE INTERIOR OF SAID CONTAINER NEAR THE UPPER PORTION THEREOF, A GAS OUTLET OPENING COMMUNICATING WITH THE INTERIOR OF SAID CONTAINER NEAR THE LOWER APEX PORTION THEREOF, AND A GRANULAR MATERIAL CHEMICALLY AND PHYSICALLY INERT WITH RESPECT TO THE GAS BEING DRIED PROVIDING INTERSTICES FOR GAS FLOW THEREBETWEEN SUBSTANTIALLY FILLING SAID CONTAINER, SAID CONTAINER ADAPTED TO BE REFRIGERATED TO A TEMPERATURE BELOW THE DEW POINT OF THE GAS TO BE DRIED, A TEMPERATURE INSULTING CONTAINER ENCLOSING SAID SUBSTANTIALLY CONICALLY SHAPED CONTAINER, AND INCLUDING A PERFORATED CENTERING MEMBER POSITIONED IN SAID TEMPERATURE INSULATING CONTAINER BETWEEN SAID TEMPERATURE INSULATING CONTAINER AND SAID CONICALLY SHAPED CONTAINER FOR HOLDING SAID CONICALLY SHAPED CONTAINER SUBSTANTIALLY CENTERED WITH SAID INSULATING CONTAINER AND PERMITTING THE FREE FLOW OF LIQUID REFRIGERANT THROUGH THE PERFORATIONS THEREOF.
References Cited (Backward Citations)
US773876A
Cited
US1716333A
Cited
US1423696A
Cited
US1661104A
Cited
US1714245A
Cited
US1921806A
Cited
US2121733A
Cited
US3116987A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |