US2849082A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for removing carbon monoxide from gaseous mixtures
Assignee: Vetrocoke SpA
•
Filing: 1955-12-06
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Granted: 1958-08-26
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Expires: 1975-12-06
Abstract
No abstract record available.
Inventors
- 👤 Giammarco Giuseppe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:34
CPC Classifications
C; C10; C10K; C10K1/00; C10K1/08; C10K1/10; C10K1/12; C10K1/124; C10K1/127; B; B01; B01D; B01D53/00; B01D53/34; B01D53/46; B01D53/62; C01; C01B; C01B3/00; C01B3/02; C01B3/025; C01B3/50; C01B3/52; C10K3/00; C01B2203/00; C01B2203/04; C01B2203/0415; C01B2203/0465; C01B2203/047; Y; Y02; Y02A; Y02A50/00; Y02A50/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
PROCESS FOR PURIFYING A GASEOUS MIXTURE FROM ITS CARBON MONOXIDE CONTENTS BY WASHING WITH A CUPRO-AMMONIACAL SOLUTION, COMPRISING ADMIXING THE SOLUTION WITH AT LEAST ONE ORGANIC COMPOUND OF AN ALCOHOLIC CHARACTER, AND UTILISING THE SOLUTION FOR WASHING THE GASEOUS MIXTURE TO BE PURIFIED.
Claim 2
Dependent Claim
43 words
PROCESS FOR PURIFYING A GASEOUS MIXTURE FROM ITS CARBON MONOXIDE CONTENTS BY WASHING WITH A CUPRO-AMMONIACAL SOLUTION, COMPRISING ADMIXING THE SOLUTION WITH AT LEAST ONE ORGANIC COMPOUND OF AN ALCOHOLIC CHARACTER, AND UTILISING THE SOLUTION FOR WASHING THE GASEOUS MIXTURE TO BE PURIFIED.
References Cited (Backward Citations)
US1196101A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-25 | 1962-02-24 | 1962-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-25 | 1966-02-24 | 1966-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-25 | 1970-02-24 | 1970-08-26 | $7700.00 | Window Closed / Lapsed |