US3024868A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Purification of reformer hydrogen by adsorption
Assignee: Union Carbide Corp
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Filing: 1959-11-30
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Granted: 1962-03-13
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Expires: 1979-11-30
Abstract
No abstract record available.
Inventors
- 👤 Robert M Milton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:18
CPC Classifications
C; C01; C01B; C01B3/00; C01B3/50; C01B3/56; B; B01; B01D; B01D53/00; B01D53/02; B01D53/04; B01D53/34; C10; C10G; C10G61/00; C10G61/02; C10G61/06; C10K; C10K1/00; C10K1/32; B01D2253/00; B01D2253/10; B01D2253/106; B01D2253/108; B01D2253/30; B01D2253/302; B01D2253/308; B01D2256/00; B01D2256/16; B01D2257/00; B01D2257/30; B01D2257/80; B01D2259/00; B01D2259/40; B01D2259/40003; B01D2259/40083; B01D2259/40088; B01D2259/4009; B01D2259/41; C01B2203/00; C01B2203/04; C01B2203/042; C01B2203/043; C01B2203/0465; C01B2203/0485; C01B2203/0495
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
A METHOD FOR PURIFYING A MOISTURE-CONTAINING REFORMER RECYCLE HYDROGEN GAS STREAM COMPRISING THE STEPS OF PROVIDING A BED OF CRYSTALLINE ZEOLITIC MOLECULAR SIEVE MATERIAL HAVING PORE SIZES SUFFICIENTLY LARGE TO ADMIT MOISTURE MOLECULES INTO THE SIVEE AN LESS THAN ABOUT
Claim 2
Independent Claim
40 words
A METHOD FOR PURIFYING A MOISTURE-CONTAINING REFORMER RECYCLE HYDROGEN GAS STREAM COMPRISING THE STEPS OF PROVIDING A BED OF CRYSTALLINE ZEOLITIC MOLECULAR SIEVE MATERIAL HAVING PORE SIZES SUFFICIENTLY LARGE TO ADMIT MOISTURE MOLECULES INTO THE SIVEE AN LESS THAN ABOUT
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) | 1965-03-12 | 1965-09-11 | 1966-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-12 | 1969-09-11 | 1970-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-12 | 1973-09-11 | 1974-03-13 | $7700.00 | Window Closed / Lapsed |