Patent US3063808A successfully refreshed from Google Patents.
US3063808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of nickel carbonyl
Assignee: Union Carbide Corp
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Filing: 1959-06-24
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Granted: 1962-11-13
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Expires: 1979-06-24
Abstract
No abstract record available.
Inventors
- 👤 Jr Edwin V King
- 👤 Theodore R Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:02
CPC Classifications
C; C01; C01G; C01G53/00; C01G53/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
IN A METHOD FOR THE PRODUCTION OF NICKEL CARBONYL WHEREIN CARBON MONOXIDE IS REACTED WITH A LIQUID FEED STREAM CONSISTING OF AN AQUEOUS MIXTURE OF AMMONIA AND A WATER-SOLUBLE NICKEL COMPOUND AT TEMPERATURES OF AT LEAST ABOUT 75*C. UNDER SUPERATMOSPHERIC PRESSURE, THE IMPROVEMENT WHICH COMPRISES CONTINUOUSLY INTRODUCING AND CONTACTING SAID LIQUID FEED IN A REACTION ZONE WITH CARBON MONOXIDE AT A GAS SPACE VELOCITY OF AT LEAST 1000 VOLUMES PER UNIT VOLUME OF REACTION ZONE SPACE PER HOUR.
Claim 2
Dependent Claim
78 words
IN A METHOD FOR THE PRODUCTION OF NICKEL CARBONYL WHEREIN CARBON MONOXIDE IS REACTED WITH A LIQUID FEED STREAM CONSISTING OF AN AQUEOUS MIXTURE OF AMMONIA AND A WATER-SOLUBLE NICKEL COMPOUND AT TEMPERATURES OF AT LEAST ABOUT 75*C. UNDER SUPERATMOSPHERIC PRESSURE, THE IMPROVEMENT WHICH COMPRISES CONTINUOUSLY INTRODUCING AND CONTACTING SAID LIQUID FEED IN A REACTION ZONE WITH CARBON MONOXIDE AT A GAS SPACE VELOCITY OF AT LEAST 1000 VOLUMES PER UNIT VOLUME OF REACTION ZONE SPACE PER HOUR.
References Cited (Backward Citations)
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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) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |