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US3226212A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for the production of combustible gases from solid carbonaceous materials

Assignee: McDowell-Wellman Engineering Co
•
Filing: 1962-01-02
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Granted: 1965-12-28
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Expires: 1982-01-02
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Abstract

No abstract record available.

Inventors

  • 👤 Thomas E Ban

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 20:49
CPC Classifications
C; C10; C10B; C10B49/00; C10B49/02; C10B49/04; C10J; C10J3/00; C10J3/002; C10J3/02; C10J3/06; C10J3/20; C10J3/34; C10J3/36; C10J3/72; C10J3/82; C10J3/84; C10J2300/00; C10J2300/09; C10J2300/0913; C10J2300/093; C10J2300/094; C10J2300/0943; C10J2300/0953; C10J2300/0956; C10J2300/0973; C10J2300/0976; C10J2300/18; C10J2300/1807; C10J2300/1823

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 116 words
A SYSTEM FOR FORMING AND RECOVERING A GAS RICH IN CARBON MONOXIDE, AND HYDROGEN, AND RESIDUAL SOLIDS FROM A SOLID GRANULAR CARBONACEOUS FUEL WHICH COMPRISES: (A) A PLURALITY OF ALIGNED PALLETS MOUNTED ON AN ELONGATED HORIZONTALLY DISPOSED ENDLESS CONVEYOR; (B) MEANS AT ONE EXTREMITY OF SAID CONVEYOR FOR DISTRIBUTING SAID GRANULAR FUEL TO SUBSTANTIALLY UNIFORM DEPTH TO FORM A FUEL BURDEN ON SAID PALLETS; (C) MEANS, ABOVE SAID FUEL BURDEN ON SAID PALLETS AND ADJACENT TO SAID MEANS FOR DISTRIBUTING, FOR IGNITING SAID FUEL BURDEN; (D) SEPARATE MEANS INCLUDING A HOOD IN JUXTAPOSED RELATION TO SAID ALIGNED PALLETS ON SAID CONVEYOR AND INCLUDING MEANS FOR SUPPLYING AIR IN COMBINATION WITH STEAM TO SAID IGNITED FUEL BURDEN;

References Cited (Backward Citations)

US1978945A Cited
US1964877A Cited
US2751287A Cited
US2710828A Cited
US3013951A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-12-27 1969-06-28 1969-12-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-12-27 1973-06-28 1973-12-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-12-27 1977-06-28 1977-12-28 $7700.00 Window Closed / Lapsed

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