Patent US2829170A successfully refreshed from Google Patents.
US2829170A
Expired / Lapsed
US
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Process for decobalting a liquid carbonylate
Assignee: Texaco Inc
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Filing: 1954-07-26
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Granted: 1958-04-01
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Expires: 1974-07-26
Abstract
No abstract record available.
Inventors
- 👤 Frank J Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:15
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/49; C07C45/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
IN A PROCESS FOR DECOBALTING A CARBONYLATE WHEREIN CARBON MONOXIDE IS STRIPPED FROM AND COBALT METAL PRECIPITATED FROM THE CARBONYLATE, THE IMPROVEMENT WHICH COMPRISES PASING THE CARBONYLATE AT LIQUID PHASE AT 200400*F. THROUGH A BED OF SOLID PARTICLES AT LEAST THE SURFACE OF WHICH COMPRISES COPPER METAL.
Claim 2
Dependent Claim
47 words
IN A PROCESS FOR DECOBALTING A CARBONYLATE WHEREIN CARBON MONOXIDE IS STRIPPED FROM AND COBALT METAL PRECIPITATED FROM THE CARBONYLATE, THE IMPROVEMENT WHICH COMPRISES PASING THE CARBONYLATE AT LIQUID PHASE AT 200400*F. THROUGH A BED OF SOLID PARTICLES AT LEAST THE SURFACE OF WHICH COMPRISES COPPER METAL.
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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) | 1961-03-31 | 1961-09-30 | 1962-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-31 | 1965-09-30 | 1966-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-31 | 1969-09-30 | 1970-04-01 | $7700.00 | Window Closed / Lapsed |