Patent US4162827A successfully refreshed from Google Patents.
Patent US2778845A successfully refreshed from Google Patents.
US2778845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synthesis of organic compounds and catalyst therefor
Assignee: MW Kellogg Co
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Filing: 1953-09-24
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Granted: 1957-01-22
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Expires: 1973-09-24
Abstract
No abstract record available.
Inventors
- 👤 Henry G Mcgrath
- 👤 Louis C Rubin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:18
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/70; B01J23/76; B01J23/84; B01J23/889; B01J23/8892; C; C07; C07C; C07C1/00; C07C1/02; C07C1/04; C07C1/0425; C07C1/0445; C07C29/00; C07C29/15; C07C29/151; C07C29/153; C07C29/156; C07C2523/00; C07C2523/02; C07C2523/04; C07C2523/16; C07C2523/32; C07C2523/34; C07C2523/70; C07C2523/74; C07C2523/745; C07C2523/76; C07C2523/84; C07C2523/889; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
A PROCESS FOR HYDROGENATING CARBON MONOXIDE WHICH COMPRISES FLOWING A GASEOUS MIXTURE COMPRISING HYDROGEN AND A CARBON MONOXIDE THROUGH A REACTION ZONE IN THE PRESENCE OF A CATALYST COMPRISING ELEMENTARY IRON OBTAINED BY THE REDUCTION OF NATURALLY OCCURING MAGNETITE AS THE MAJOR COMPONENT AND BETWEEN ABOUT 0.8 AND ABOUT 1.5 WEIGHT PERCENT OF MANGANESE OXIDE AND BETWEEN ABOUT 0.2 AND ABOUT 2.5 WEIGHT PERCENT OF AN ALKALI COMPOUND AS PROMOTERS BASED ON ULTIMATE CATALYST AT A TEMPERATURE BETWEEN ABOUT 550*F. AND ABOUT 650*F. AND A PRESSURE BETWEEN ABOUT 80 AND ABOUT 600 POUNDS PER SQUARE INCH GAGE SUCH THAT HYDROGEN AND CARBON MONOXIDE ARE CONVERTED TO ORGANIC COMPOUNDS INCLUDING HYDROCARBONS AND RECOVERING ORGANIC COMPOUNDS THUS PRODUCED AS PRODUCTS OF THE PROCESS
Claim 2
Dependent Claim
121 words
A PROCESS FOR HYDROGENATING CARBON MONOXIDE WHICH COMPRISES FLOWING A GASEOUS MIXTURE COMPRISING HYDROGEN AND A CARBON MONOXIDE THROUGH A REACTION ZONE IN THE PRESENCE OF A CATALYST COMPRISING ELEMENTARY IRON OBTAINED BY THE REDUCTION OF NATURALLY OCCURING MAGNETITE AS THE MAJOR COMPONENT AND BETWEEN ABOUT 0.8 AND ABOUT 1.5 WEIGHT PERCENT OF MANGANESE OXIDE AND BETWEEN ABOUT 0.2 AND ABOUT 2.5 WEIGHT PERCENT OF AN ALKALI COMPOUND AS PROMOTERS BASED ON ULTIMATE CATALYST AT A TEMPERATURE BETWEEN ABOUT 550*F. AND ABOUT 650*F. AND A PRESSURE BETWEEN ABOUT 80 AND ABOUT 600 POUNDS PER SQUARE INCH GAGE SUCH THAT HYDROGEN AND CARBON MONOXIDE ARE CONVERTED TO ORGANIC COMPOUNDS INCLUDING HYDROCARBONS AND RECOVERING ORGANIC COMPOUNDS THUS PRODUCED AS PRODUCTS OF THE PROCESS
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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) | 1960-01-22 | 1960-07-23 | 1961-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-22 | 1964-07-23 | 1965-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-22 | 1968-07-23 | 1969-01-22 | $7700.00 | Window Closed / Lapsed |