Patent US2537496A successfully refreshed from Google Patents.
US2537496A
Expired / Lapsed
US
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Synthesis of hydrocarbons
Assignee: Texaco Inc
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Filing: 1947-03-26
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Granted: 1951-01-09
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Expires: 1967-03-26
Abstract
No abstract record available.
Inventors
- 👤 Claude W Watson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:07
CPC Classifications
B; B01; B01J; B01J37/00; B01J37/16; B01J37/18; B01J27/00; B01J27/20; B01J27/22; C; C07; C07C; C07C1/00; C07C1/32; C07C1/325; Y; Y10; Y10S; Y10S585/00; Y10S585/929; Y10S585/943
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
IN THE PROCESS OF SYNTHESIZING HYDROCARBONS, THE STEPS INCLUDING FIRST CARBIDING IRON BY REACTING THE IRON WITH SYNTHESIS GAS COMPRISING A MIXTURE OF HYDROGEN AND CARBON MONOXIDE WITH THE TURE OF HYDROGEN AND CARBON MONOXIDE, WITH THE BIDING ZONE AT AN ELEVATED TEMPERATURE BELOW THE RANGE AT WHICH ANY SUBSTANTIAL FORMATION OF HYDROCARBONS OCCURS AND BELOW ABOUT 370* F. AT WHICH HYDROGEN AND CARBON MONOXIDE REACT WITH IRON IN APPROXIMATELY EQUAL MOLAR PROPORTIONS TO CARBIDE SAID METAL WITH THE FORMATION OF WATER AS THE ESSENTIAL BY-PRODUCT OF THE REACTION, CONTINUING SAID REACTION TO EFFECT SUBSTANTIALLY COMPLETE CONSUMPTION OF THE CARBON MONOXIDE CONTAINED IN THE SYNTHESIS GAS MIXTURE SUPPLIED TO SAID CARBIDING Z3NE, THEREBY FORMING A NORMALLY GASEOUS PRODUCT COMPRISING HYDROGEN SUBSTANTIALLY FREE OF CARBON MONOXIDE, WITHDRAWING THE SAID EFFLUENT GASEOUS PRODUCT FRACTION FROM THE CARBIDING ZONE, AND THEREAFTER REACTING SAID
Claim 2
Dependent Claim
140 words
IN THE PROCESS OF SYNTHESIZING HYDROCARBONS, THE STEPS INCLUDING FIRST CARBIDING IRON BY REACTING THE IRON WITH SYNTHESIS GAS COMPRISING A MIXTURE OF HYDROGEN AND CARBON MONOXIDE WITH THE TURE OF HYDROGEN AND CARBON MONOXIDE, WITH THE BIDING ZONE AT AN ELEVATED TEMPERATURE BELOW THE RANGE AT WHICH ANY SUBSTANTIAL FORMATION OF HYDROCARBONS OCCURS AND BELOW ABOUT 370* F. AT WHICH HYDROGEN AND CARBON MONOXIDE REACT WITH IRON IN APPROXIMATELY EQUAL MOLAR PROPORTIONS TO CARBIDE SAID METAL WITH THE FORMATION OF WATER AS THE ESSENTIAL BY-PRODUCT OF THE REACTION, CONTINUING SAID REACTION TO EFFECT SUBSTANTIALLY COMPLETE CONSUMPTION OF THE CARBON MONOXIDE CONTAINED IN THE SYNTHESIS GAS MIXTURE SUPPLIED TO SAID CARBIDING Z3NE, THEREBY FORMING A NORMALLY GASEOUS PRODUCT COMPRISING HYDROGEN SUBSTANTIALLY FREE OF CARBON MONOXIDE, WITHDRAWING THE SAID EFFLUENT GASEOUS PRODUCT FRACTION FROM THE CARBIDING ZONE, AND THEREAFTER REACTING SAID
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) | 1954-01-08 | 1954-07-10 | 1955-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-08 | 1958-07-10 | 1959-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-08 | 1962-07-10 | 1963-01-09 | $7700.00 | Window Closed / Lapsed |