US3265608A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for pyrolyzing solid carbonaceous materials
Assignee: Technikoil Inc
•
Filing: 1962-02-02
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Granted: 1966-08-09
•
Expires: 1982-02-02
Abstract
No abstract record available.
Inventors
- 👤 Clarence L Crawford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:13
CPC Classifications
C; C10; C10B; C10B49/00; C10B49/16; C10G; C10G1/00; C10G1/02; F; F28; F28C; F28C3/00; Y; Y02; Y02P; Y02P20/00; Y02P20/10; Y02P20/129
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A METHOD FOR PRODUCING AN EFFUENT VAPOR FROM A SOLID CARBONACEOUS MATERIAL LEAVING, UPON PYROLYSIS, A SPEND SOLID RESIDUE, WHICH COMPRISES THE STEPS OF: PYROLYZING SAID SOLID MATERIAL IN A PYROLYSIS ZONE BY SOLID-TO-SOLID MILLING CONTACT WITH HOTTER HEAT-CARRYING BODIES TO OBTAIN EFFLUENT VAPOR AND HOT SPENT SOLIDS; RECOVERING SAID EFFLUENT VAPOR FROM SAID PYROLYSIS ZONE; SEPARATING SAID HOT SPENT SOLIDS FROM SAID HEAT-CARRYING BODIES; TRANSFERRING SAID HEAT-CARRYING BODIES TO A PEBBLE HEATER; PREHEATING A COMBUSTION-SUPPORTING GAS WITH THE SENSIBLE HEAT OF SAID HOT SPENT SOLIDS UNDER NON-COMBUSTION CONDITIONS; COM-
Claim 2
Independent Claim
90 words
A METHOD FOR PRODUCING AN EFFUENT VAPOR FROM A SOLID CARBONACEOUS MATERIAL LEAVING, UPON PYROLYSIS, A SPEND SOLID RESIDUE, WHICH COMPRISES THE STEPS OF: PYROLYZING SAID SOLID MATERIAL IN A PYROLYSIS ZONE BY SOLID-TO-SOLID MILLING CONTACT WITH HOTTER HEAT-CARRYING BODIES TO OBTAIN EFFLUENT VAPOR AND HOT SPENT SOLIDS; RECOVERING SAID EFFLUENT VAPOR FROM SAID PYROLYSIS ZONE; SEPARATING SAID HOT SPENT SOLIDS FROM SAID HEAT-CARRYING BODIES; TRANSFERRING SAID HEAT-CARRYING BODIES TO A PEBBLE HEATER; PREHEATING A COMBUSTION-SUPPORTING GAS WITH THE SENSIBLE HEAT OF SAID HOT SPENT SOLIDS UNDER NON-COMBUSTION CONDITIONS; COM-
References Cited (Backward Citations)
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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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |