Patent US2989380A successfully refreshed from Google Patents.
US2989380A
Expired / Lapsed
US
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Apparatus for carrying out chemical reactions
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1953-11-24
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Granted: 1961-06-20
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Expires: 1973-11-24
Abstract
No abstract record available.
Inventors
- 👤 Malcolm A Weiss
- 👤 John P Longwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:08
CPC Classifications
C; C10; C10G; C10G9/00; C10G9/34; C10G9/36; B; B01; B01J; B01J12/00; B01J12/005; B01J19/00; B01J19/24; C01; C01B; C01B17/00; C01B17/69; C01B17/88; C07; C07C; C07C2/00; C07C2/76; C07C2/78; C10G9/38; B01J2219/00; B01J2219/00049; B01J2219/00051; B01J2219/00054; B01J2219/00056; B01J2219/00069; B01J2219/00121; B01J2219/0015; B01J2219/00155; B01J2219/00159; B01J2219/00164; B01J2219/19; B01J2219/194; B01J2219/1941; B01J2219/1942
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
AN APPARATUS FOR CARRYING OUT CHEMICAL REACTIONS SUCH AS COMBUSTION WHICH COMPRISES A FIRST HOLLOW SPHERICAL HOUSING CHARACTERIZED BY A MULTIPLICITY OF OPENINGS SYMMETRICALLY SPACED THROUGHOUT SUNSTANTIALLY THE ENTIRE WALL THEREOF, A SECOND HOLLOW SPHERICAL HOUSING HAVING AN INSIDE DIAMETER 3 TO 10 TIMES AS GREAT AS THE OUTSIDE DIAMETER OF SAID FIRST HOUSING AND SUBSTANTIALLY CONCENTRICALLY DISPOSED THEREABOUT WHEREBY A REACTION ZONE IS DEFINED BETWEEN SAID FIRST AND SECOND HOUSINGS, SAID SECOND HOUSING BEING CHARACTERIZED BY A MULTIPLICITY OF OPENINGS SYMMETRICALLY SPACED THROUGHOUT SUBSTANTIALLY THE ENTIRE WALL THEREOF, AND AT LEAST ONE CONDUIT FOR CONDUCTING REACTIVE AND REACTION SUSTAINING MATERIALS TOWARD SAID REACTION ZONE, SAID CONDUIT PASSING THROUGH THE WALL OF SAID SECOND HOUSING AND COMMUNICATING WITH THE INTERIOR OF SAID FIRST HOUSING.
Claim 2
Independent Claim
124 words
AN APPARATUS FOR CARRYING OUT CHEMICAL REACTIONS SUCH AS COMBUSTION WHICH COMPRISES A FIRST HOLLOW SPHERICAL HOUSING CHARACTERIZED BY A MULTIPLICITY OF OPENINGS SYMMETRICALLY SPACED THROUGHOUT SUNSTANTIALLY THE ENTIRE WALL THEREOF, A SECOND HOLLOW SPHERICAL HOUSING HAVING AN INSIDE DIAMETER 3 TO 10 TIMES AS GREAT AS THE OUTSIDE DIAMETER OF SAID FIRST HOUSING AND SUBSTANTIALLY CONCENTRICALLY DISPOSED THEREABOUT WHEREBY A REACTION ZONE IS DEFINED BETWEEN SAID FIRST AND SECOND HOUSINGS, SAID SECOND HOUSING BEING CHARACTERIZED BY A MULTIPLICITY OF OPENINGS SYMMETRICALLY SPACED THROUGHOUT SUBSTANTIALLY THE ENTIRE WALL THEREOF, AND AT LEAST ONE CONDUIT FOR CONDUCTING REACTIVE AND REACTION SUSTAINING MATERIALS TOWARD SAID REACTION ZONE, SAID CONDUIT PASSING THROUGH THE WALL OF SAID SECOND HOUSING AND COMMUNICATING WITH THE INTERIOR OF SAID FIRST HOUSING.
References Cited (Backward Citations)
US2701756A
Cited
US834257A
Cited
US2299849A
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US2395406A
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US2523656A
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US2536599A
Cited
US2657917A
Cited
US2777813A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-19 | 1964-12-19 | 1965-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-19 | 1968-12-19 | 1969-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-19 | 1972-12-19 | 1973-06-20 | $7700.00 | Window Closed / Lapsed |