US3190730A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Integrated hydrocarbon conversion column
Assignee: Chemical Construction Corp
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Filing: 1962-08-03
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Granted: 1965-06-22
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Expires: 1982-08-03
Abstract
No abstract record available.
Inventors
- 👤 Korwin Paul
- 👤 James George Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:21
CPC Classifications
C; C01; C01B; C01B3/00; C01B3/02; C01B3/32; C01B3/34; C01B3/48; C01B2203/00; C01B2203/02; C01B2203/0205; C01B2203/0227; C01B2203/0244; C01B2203/04; C01B2203/0435; C01B2203/044; C01B2203/0465; C01B2203/047; C01B2203/08; C01B2203/0805; C01B2203/0838; C01B2203/0844; C01B2203/0872; C01B2203/0888; C01B2203/0894; C01B2203/10; C01B2203/1041; C01B2203/1047; C01B2203/1052; C01B2203/14; C01B2203/142; C01B2203/143; C01B2203/80; C01B2203/82; Y; Y02; Y02P; Y02P20/00; Y02P20/10; Y02P20/129
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
204 words
GAS REFORM FURNACE WITH INTEGRAL CONVERTER AND WASTE HEAT BOILER COMPRISING A VERTICALLY DISPOSED CYLINDRICAL VESSEL, SAID VESSEL HAVING A BOTTOM FURNACE SECTION DEFINED BY AN INNER REFRACTORY LINING AND UPPER REFRACTORY PARTITION, SAID PARTITION BEING PROVIDED WITH A PLURALITY OF SUBSTANTIALLY VERTICAL OPENINGS FOR PASSAGE OF PROCESS GAS, INLET MEANS BELOW SAID PARTITION FOR PASSAGE OF AN OXYGEN-CONTAINING GAS AND PARTIALLY REFORMED SYNTHESIS GAS INTO SAID FURNACE SECTION, A BED OF SECONDARY REFORM CATALYST SUPPORTED WITHIN SAID VESSEL AOVE SAID PARTITION, A WASTE HEAT BOILER SECTION WITHIN SAID VESSEL ABOVE SAID CATALYST BED, SAID WASTE HEAT BOILER SECTION COMPRISING A PLURALITY OF SUBSTANTIALLY VERTICAL FIRE TUBES EXTENDING UPWARDS FROM A BOTTOM REFRACTORY-LINED MOUNTING TO AN UPPER SUPPORT COVER, TOGETHER WITH MEANS TO PASS BOILER FEED WATER INTO SAID BOILER SECTION EXTERNAL TO SAID TUBES AND STEAM REMOVAL MEANS EXTENDING EXTERNAL TO SAID VESSEL FROM SAID COVER, SAID INNER REFRACTORY LINING EXTENDING UPWARDS WITHIN SAID VESSEL TO SAID REFRACTORY-LINED MOUNTING, A HEAT EXCHANGER FOR GAS COOLING AOVE SAID WASTE HEAT BOILER SECTION, A BED OF CO-OXIDATION CATALYST SUPPORTED WITHIN SAID VESSEL ABOVE SAID HEAT EXCHANGER, AND AN UPPER OUTLET ABOVE SAID BED OF CO-OXIDATION CATALYST FOR REMOVAL OF CONVERTED PROCESS GAS FROM SAID VESSEL.
Claim 2
Dependent Claim
204 words
GAS REFORM FURNACE WITH INTEGRAL CONVERTER AND WASTE HEAT BOILER COMPRISING A VERTICALLY DISPOSED CYLINDRICAL VESSEL, SAID VESSEL HAVING A BOTTOM FURNACE SECTION DEFINED BY AN INNER REFRACTORY LINING AND UPPER REFRACTORY PARTITION, SAID PARTITION BEING PROVIDED WITH A PLURALITY OF SUBSTANTIALLY VERTICAL OPENINGS FOR PASSAGE OF PROCESS GAS, INLET MEANS BELOW SAID PARTITION FOR PASSAGE OF AN OXYGEN-CONTAINING GAS AND PARTIALLY REFORMED SYNTHESIS GAS INTO SAID FURNACE SECTION, A BED OF SECONDARY REFORM CATALYST SUPPORTED WITHIN SAID VESSEL AOVE SAID PARTITION, A WASTE HEAT BOILER SECTION WITHIN SAID VESSEL ABOVE SAID CATALYST BED, SAID WASTE HEAT BOILER SECTION COMPRISING A PLURALITY OF SUBSTANTIALLY VERTICAL FIRE TUBES EXTENDING UPWARDS FROM A BOTTOM REFRACTORY-LINED MOUNTING TO AN UPPER SUPPORT COVER, TOGETHER WITH MEANS TO PASS BOILER FEED WATER INTO SAID BOILER SECTION EXTERNAL TO SAID TUBES AND STEAM REMOVAL MEANS EXTENDING EXTERNAL TO SAID VESSEL FROM SAID COVER, SAID INNER REFRACTORY LINING EXTENDING UPWARDS WITHIN SAID VESSEL TO SAID REFRACTORY-LINED MOUNTING, A HEAT EXCHANGER FOR GAS COOLING AOVE SAID WASTE HEAT BOILER SECTION, A BED OF CO-OXIDATION CATALYST SUPPORTED WITHIN SAID VESSEL ABOVE SAID HEAT EXCHANGER, AND AN UPPER OUTLET ABOVE SAID BED OF CO-OXIDATION CATALYST FOR REMOVAL OF CONVERTED PROCESS GAS FROM SAID VESSEL.
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) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |