US2630876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control of gas product streams in adsorption process and apparatus
Assignee: Union Oil Company of California
•
Filing: 1947-11-06
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Granted: 1953-03-10
•
Expires: 1967-11-06
Abstract
No abstract record available.
Inventors
- 👤 Kehde Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:31
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/02; B01D53/04; B01D53/0454; B01D53/06; B01D53/08; B01D2253/00; B01D2253/10; B01D2253/102; B01D2256/00; B01D2256/24; B01D2256/245; B01D2257/00; B01D2257/70; B01D2257/702; B01D2259/00; B01D2259/40; B01D2259/40011; B01D2259/40077; B01D2259/40081; B01D2259/40083; B01D2259/40086; B01D2259/40088; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5116; Y10T29/5118
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A PROCESS FOR THE CONTINUOUS SEPARATION OF NORMALLY GASEOUS MIXTURES INTO AT LEAST TWO FRACTIONS THEREOF BY SELECTIVE ADSORPTION ON SOLID GRANULAR ADSORBENTS WHICH COMPRISES CONTACTING SAID GASEOUS MIXTURE WITH A MOVING BED OF SAID ADSORBENT INTRODUCED INTO AN ADSORPTION ZONE THEREBY ADSORBING MORE READILY ADSORBABLE CONSTITUENTS OF SAID GASEOUS MIXTURE TO FORM A RICH ADSORBENT AND LEAVING A SUBSTANTIALLY UNADSORBED GAS CONTAINING LESS READILY ADSORBABLE CONSTITUENTS OF SAID GASEOUS MIXTURE, REMOVING
Claim 2
Dependent Claim
72 words
A PROCESS FOR THE CONTINUOUS SEPARATION OF NORMALLY GASEOUS MIXTURES INTO AT LEAST TWO FRACTIONS THEREOF BY SELECTIVE ADSORPTION ON SOLID GRANULAR ADSORBENTS WHICH COMPRISES CONTACTING SAID GASEOUS MIXTURE WITH A MOVING BED OF SAID ADSORBENT INTRODUCED INTO AN ADSORPTION ZONE THEREBY ADSORBING MORE READILY ADSORBABLE CONSTITUENTS OF SAID GASEOUS MIXTURE TO FORM A RICH ADSORBENT AND LEAVING A SUBSTANTIALLY UNADSORBED GAS CONTAINING LESS READILY ADSORBABLE CONSTITUENTS OF SAID GASEOUS MIXTURE, REMOVING
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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) | 1956-03-09 | 1956-09-08 | 1957-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-09 | 1960-09-08 | 1961-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-09 | 1964-09-08 | 1965-03-10 | $7700.00 | Window Closed / Lapsed |