US3336730A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrogen continuous production method and apparatus
Assignee: Union Carbide Corp
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Filing: 1964-11-17
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Granted: 1967-08-22
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Expires: 1984-11-17
Abstract
No abstract record available.
Inventors
- 👤 Robert B Mcbride
- 👤 Robert T Nelson
- 👤 David L Mckinley
- 👤 Roger S Hovey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:28
CPC Classifications
C; C01; C01B; C01B3/00; C01B3/50; C01B3/501; B; B01; B01D; B01D53/00; B01D53/22; B01D2313/00; B01D2313/22; B01D2313/221; B01D2313/42; C01B2203/00; C01B2203/04; C01B2203/0405; C01B2203/0465; C01B2203/047; C01B2203/0475; C01B2203/048; C01B2203/0495; Y; Y10; Y10S; Y10S159/00; Y10S159/27
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A METHOD FOR THE CONTINUOUS PRODUCTION OF GASEOUS HYDROGEN WHICH METHOD COMPRISES CONTINUOUSLY PASSING A HYDROGEN-CONTAINING FEEDSTOCK STREAM THROUGH A GUARD ZONE FILLED WITH AN ADSORBENT SUBSTANCE, WHEREIN WHICH GUARD ZONE PRE-SELECTED CONSTITUENTS CONTAINED IN SAID FEEDSTOCK STREAM ARE REMOVED; A CONDITIONING ZONE WHEREIN OTHER CERTAIN CONSTITUENTS IN SAID FEEDSTOCK STREAM KNOWN TO BE DETRIMENTAL TO DIFFUSIONAL CHARACTERISTICS OF SAID FEEDSTOCK STREAM ARE ACTED ON AND RENDERED INNOCUOUS; A HEATING ZONE WHEREIN A PREDETERMINED QUANTITY OF HEAT IS IMPARTED TO SAID FEEDSTOCK STREAM TO RASE ITS TEMPERATURE HIGH ENOUGH TO MAINTAIN A PRE-SELECTED DIFFUSION
Claim 2
Independent Claim
94 words
A METHOD FOR THE CONTINUOUS PRODUCTION OF GASEOUS HYDROGEN WHICH METHOD COMPRISES CONTINUOUSLY PASSING A HYDROGEN-CONTAINING FEEDSTOCK STREAM THROUGH A GUARD ZONE FILLED WITH AN ADSORBENT SUBSTANCE, WHEREIN WHICH GUARD ZONE PRE-SELECTED CONSTITUENTS CONTAINED IN SAID FEEDSTOCK STREAM ARE REMOVED; A CONDITIONING ZONE WHEREIN OTHER CERTAIN CONSTITUENTS IN SAID FEEDSTOCK STREAM KNOWN TO BE DETRIMENTAL TO DIFFUSIONAL CHARACTERISTICS OF SAID FEEDSTOCK STREAM ARE ACTED ON AND RENDERED INNOCUOUS; A HEATING ZONE WHEREIN A PREDETERMINED QUANTITY OF HEAT IS IMPARTED TO SAID FEEDSTOCK STREAM TO RASE ITS TEMPERATURE HIGH ENOUGH TO MAINTAIN A PRE-SELECTED DIFFUSION
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) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |