US3345139A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jacketed annular reactor unit
Assignee: Vickers Zimmer AG
•
Filing: 1964-05-19
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Granted: 1967-10-03
•
Expires: 1984-05-19
Abstract
No abstract record available.
Inventors
- 👤 Kuhne Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:11
CPC Classifications
C; C01; C01C; C01C3/00; C01C3/02; C01C3/0208; C01C3/0229; C01C3/0233; B; B01; B01J; B01J19/00; B01J19/0006; B01J19/0013; B01J19/24; B01J19/2415; B01J19/2425; B01J2219/00; B01J2219/00049; B01J2219/00051; B01J2219/00074; B01J2219/00076; B01J2219/00085; B01J2219/0015; B01J2219/00155; B01J2219/00162
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
APPARATUS FOR EFFECTING ENDOTHERMIC REACTION OF GASEOUS REACTANTS, WHICH APPARATUS PROVIDES FOR CONTACTING OF SUCH REACTANTS AT ELEVATED TEMPERATURES FOR SHORT TIME DURATIONS, COMPRISING MEANS DEFINING AN ELONGATED CYLINDRICAL OPENING, SAID MEANS DEFINING AN ELONGATED CYLINDRICAL OPENING BEING A BLOCK OF MOLDED REFRACTORY MATERIAL, TUBE MEANS DISPOSED IN SAID CYLINDRICAL OPENING TO FORM BETWEEN SAID MEANS DEFINING AN OPENING AND SAID TUBE MEANS AN ANNULAR HEATING SOURCE FOR FLOW THERETHROUGH OF HEATING GAS AT ELEVATED TEMPERATURES, CYLINDEICAL BODY MEANS DISPOSED WITHIN SAID TUBE MEANS TO FORM AN ANNULAR REACTION SPACE BETWEEN SAID BODY AND SAID TUBE FOR FLOW OF
Claim 2
Dependent Claim
99 words
APPARATUS FOR EFFECTING ENDOTHERMIC REACTION OF GASEOUS REACTANTS, WHICH APPARATUS PROVIDES FOR CONTACTING OF SUCH REACTANTS AT ELEVATED TEMPERATURES FOR SHORT TIME DURATIONS, COMPRISING MEANS DEFINING AN ELONGATED CYLINDRICAL OPENING, SAID MEANS DEFINING AN ELONGATED CYLINDRICAL OPENING BEING A BLOCK OF MOLDED REFRACTORY MATERIAL, TUBE MEANS DISPOSED IN SAID CYLINDRICAL OPENING TO FORM BETWEEN SAID MEANS DEFINING AN OPENING AND SAID TUBE MEANS AN ANNULAR HEATING SOURCE FOR FLOW THERETHROUGH OF HEATING GAS AT ELEVATED TEMPERATURES, CYLINDEICAL BODY MEANS DISPOSED WITHIN SAID TUBE MEANS TO FORM AN ANNULAR REACTION SPACE BETWEEN SAID BODY AND SAID TUBE FOR FLOW OF
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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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |