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US3276203A Expired / Lapsed US ⏱️ 0.0 years remaining

Top heat power cycle

Assignee: —
•
Filing: —
•
Granted: 1966-10-04
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Expires: 1983-10-04
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Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 05:23
CPC Classifications
F; F01; F01K; F01K25/00; F01K25/005; Y; Y02; Y02E; Y02E20/00; Y02E20/34

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 130 words
IN A POWER CYCLE THE PROCESS COMPRISING THE FOLLOWING STEPS: PUMPING LIQUID WATER TO A HIGH PRESSURE, ADDING A FIRST PORTION OF HEAT TO SAID WATER INDIRECTLY ACROSS HEAT TRANSFER SURFACE, ADDING A SECOND PORTION OF HEAT DIRECTLY IN FORM OF PRODUCTS FROM THE COMBUSTION OF A RICH FUEL GAS WITH SUBSTANTIALLY PURE OXYGEN, EXPANDING THE RESULTING HOT GASES THROUGH A SERIES OF POWERDEVELOPING EXPANSION TURBINE STAGES, AND CONDENSING WATER FROM SAID GASES; PRODUCING SAID RICH FUEL GAS FROM A SULFUROUS FUEL BY ADDING SAID SULFUROUS FUEL TO A FLUIDIZED BED AT A HIGH PRESSURE, SAID FLUIDIZED BED COMPRISING A SOLID CONTAINING INTERMINGLED MICROSCOPIC CRYSTALLITES OF FIGA-02 CALCIUM AND MAGNESIUM OXIDES; FLUIDIZING SAID FLUIDIZED BED WITH OXYGEN AND STEAM, THEREBY GASIFYING SAID SULFUROUS FUEL TO PRODUCE SAID RICH FUEL GAS.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-10-03 1970-04-04 1970-10-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-10-03 1974-04-04 1974-10-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-10-03 1978-04-04 1978-10-04 $7700.00 Window Closed / Lapsed

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