Patent US2169315A successfully refreshed from Google Patents.
US2946668A
Expired / Lapsed
US
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Continuous high-temperature reaction apparatus
Assignee: Metal Chlorides Corp
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Filing: 1954-05-28
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Granted: 1960-07-26
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Expires: 1974-05-28
Abstract
No abstract record available.
Inventors
- 👤 Richelsen Mark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:27
CPC Classifications
C; C01; C01B; C01B7/00; C01B7/01; B; B01; B01J; B01J15/00; B01J19/00; B01J19/26; C01B33/00; C01B33/08; B01J2219/00; B01J2219/00049; B01J2219/00051; B01J2219/00074; B01J2219/00076; B01J2219/00081; B01J2219/00132; B01J2219/00135; B01J2219/0015; B01J2219/00155
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
140 words
APPARATUS ADAPTED FOR HIGH-TEMPERATURE HALOGENATION WHICH COMPRISES AN ELONGATED REACTOR TUBE, SAID TUBE BEING FORMED OF CARBON AND BEING IMPREGNATED WITH CARBON TO RENDER IT IMPERVIOUS TO FLUIDS AT ELEVATED TEMPERATURES, LONGITUDINALLY SPACED INTERNALLY-COOLED MEANS DIRECTLY ENGAGING SAID TUBE AND ADAPTED TO SERVE AS ELECTRICAL CONTACTS FOR PASSING ELECTRICAL CURRENT THROUGH SAID TUBE, TO HEAT SAID TUBE AN OUTLET MEMBER FOR THE REACTION PRODUCTS AND FEED MEANS FOR FEED MATERIAL INTO SAID TUBE AT ONE END OF THE TUBE, AN OUTLET FOR RESIDUAL FEED MATERIAL AT THE OTHER END OF SAID TUBE, SAID OUTLET INCLUDING A VENTURI-SHAPED CARBON THROAT AND A VERTICALLY MOVABLE MEMBER CO-ACTING WITH SAID THROAT, MEANS FOR INTRODUCING A HALOGENATING AGENT INTO SAID TUBE, A JACKET SURROUNDING SAID TUBE AND EXTENDING FOR SUBSTANTIALLY THE FULL LENGTH THEREOF, AND INSULATING MATERIAL WITHIN SAID JACKET AND AROUND SAID TUBE.
References Cited (Backward Citations)
US1220391A
Cited
US1937885A
Cited
US1925784A
Cited
US2104741A
Cited
US2184885A
Cited
US2240345A
Cited
US2277220A
Cited
GB550379A
Cited
US2392682A
Cited
US2681943A
Cited
US2622005A
Cited
US2670272A
Cited
US2668750A
Cited
US2773736A
Cited
US2832672A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |