Patent US3094479A successfully refreshed from Google Patents.
US3094479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conversion process and apparatus
Assignee: Individual
•
Filing: 1958-02-07
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Granted: 1963-06-18
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Expires: 1978-02-07
Abstract
No abstract record available.
Inventors
- 👤 Sweeney Maxwell Patrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:01
CPC Classifications
C; C07; C07C; C07C2/00; C07C2/76; C07C2/78; C10; C10G; C10G9/00; C10G9/28; C10J; C10J3/00; C10J3/02; C10J3/20; C10J3/22; C10J3/24; C10J3/46; C10J2200/00; C10J2200/36; C10J2300/00; C10J2300/09; C10J2300/0913; C10J2300/093; C10J2300/0933; Y; Y10; Y10S; Y10S585/00; Y10S585/919; Y10S585/921; Y10S585/924; Y10S585/925; Y10S585/926
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
181 words
A METHOD FOR PYROLYTIC CONVERSION WHICH COMPRISES PASSING FLUID-FORM HYDROCARBONACEOUS MATERIAL TO BE CONVERTED RADIALLY THROUGH A FIRST SECTION OF A ROTATING ANNULAR FIBROUS MASS, SAID FIRST SECTION OF SAID MASS HAVING A TEMPERATURE WHICH INCREASES IN THE DIRECTION OF FLOW OF SAID HYDROCARBONACEOUS MATERIAL FROM A DEGREE NOT SUBSTANTIALLY BELOW THAT AT WHICH SAID HYDROCARBONACEOUS MATERIAL IS INTRODUCED TO A POINT AT LEAST EQUAL TO THAT AT WHICH SAID HYDROCARBONACEOUS MATERIAL IS PYROLYSED AND THEREBY EFFECTING PYROLYSIS OF SAID MATERIAL TO GIVE A VAPOROUS PRODUCT AND A NON-VAPOROUS RESIDUE AND COOLING OF SAID MASS, REMOVING SAID VAPOROUS PRODUCT FROM SAID FIRST SECTION, PASSING VAPOROUS PYROLYSIS PRIDUCT THROUGH A SECOND SECTION OF SAID ANNULAR MASS, AT LEAST A PORTION OF SAID SECOND SECTION HAVING A TEMPERATURE SUBSTANTIALLY BELOW THAT AT WHICH SAID VAPOROUS PRODUCT BECOMES UNSTABLE, TO QUENCH SAID PRODUCT, REMOVING THE QUENCHED PRODUCT FROM SAID SECOND SECTION, PASSING AN OXYGEN-CONTAINING GAS IN CONTACT WITH A THIRD SECTION OF SAID MASS TO BURN OFF PYROLYSIS RESIDUE PREVIOUSLY DEPOSITED THEREON AND TO PREHEAT SAID THIRD SECTION FOR SUBSEQUENTED CONTACT WITH FRESH MATERIAL
Claim 2
Independent Claim
181 words
A METHOD FOR PYROLYTIC CONVERSION WHICH COMPRISES PASSING FLUID-FORM HYDROCARBONACEOUS MATERIAL TO BE CONVERTED RADIALLY THROUGH A FIRST SECTION OF A ROTATING ANNULAR FIBROUS MASS, SAID FIRST SECTION OF SAID MASS HAVING A TEMPERATURE WHICH INCREASES IN THE DIRECTION OF FLOW OF SAID HYDROCARBONACEOUS MATERIAL FROM A DEGREE NOT SUBSTANTIALLY BELOW THAT AT WHICH SAID HYDROCARBONACEOUS MATERIAL IS INTRODUCED TO A POINT AT LEAST EQUAL TO THAT AT WHICH SAID HYDROCARBONACEOUS MATERIAL IS PYROLYSED AND THEREBY EFFECTING PYROLYSIS OF SAID MATERIAL TO GIVE A VAPOROUS PRODUCT AND A NON-VAPOROUS RESIDUE AND COOLING OF SAID MASS, REMOVING SAID VAPOROUS PRODUCT FROM SAID FIRST SECTION, PASSING VAPOROUS PYROLYSIS PRIDUCT THROUGH A SECOND SECTION OF SAID ANNULAR MASS, AT LEAST A PORTION OF SAID SECOND SECTION HAVING A TEMPERATURE SUBSTANTIALLY BELOW THAT AT WHICH SAID VAPOROUS PRODUCT BECOMES UNSTABLE, TO QUENCH SAID PRODUCT, REMOVING THE QUENCHED PRODUCT FROM SAID SECOND SECTION, PASSING AN OXYGEN-CONTAINING GAS IN CONTACT WITH A THIRD SECTION OF SAID MASS TO BURN OFF PYROLYSIS RESIDUE PREVIOUSLY DEPOSITED THEREON AND TO PREHEAT SAID THIRD SECTION FOR SUBSEQUENTED CONTACT WITH FRESH MATERIAL
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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) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |