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US3791949A Expired / Lapsed US ⏱️ 0.0 years remaining

Processes for chemical conversion

Assignee: Westinghouse Electric Corp
•
Filing: 1971-12-09
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Granted: 1974-02-12
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Expires: 1991-12-09
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Abstract

Abstract A PROCESS FOR CHEMICAL CONVERSION OF A PROCESS GAS INTO A DESIRED PRODUCT GAS CHARACTERIZED BY INTRODUCING A PROCESS GAS AT A VERY HIGH VELOCITY BETWEEN A PAIR OF LONGITUDINALLY SPACED ANNULAR ELECTRODES, ELONGATING AN ARC BETWEEN THE ELECTRODES AND INCREASING THE TURBULENCE WITHIN THE ELECTRODES FORMING AN ARC CHAMBER SO THAT THE RATE OF RECOMBINATION OF THE ATOMS, MOLECULES, AND FREE RADICALS OF THE DISASSOCIATED PROCESS GAS IS INCREASED BY CHEMICAL RECOMBINATION OCCURRING AT A HIGHER PERCENTAGE OF THE TOTAL GAS, THE ARC VOLTAGE EXCEEDS THE ELONGATED TO A LENGTH WHERE THE ARC VOTAGE EXCEEDS THE BREAKDOWN VOLTAGE BETWEEN THE ELECTRODES SO THAT THE GAP BETWEEN THE ELECTRODES BREAKS DOWN, THE ARC IS TRANSFERRED TO THE GAP, AND THE PROCESS OF GAP BREAKDOWN AND ARC ELONGATION IS REPEATED CYCLICALLY.

Inventors

  • 👤 C Hirayama
  • 👤 M Fey

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 23:29
CPC Classifications
C; C01; C01C; C01C3/00; C01C3/02; C01C3/0208; C01C3/025; B; B01; B01J; B01J19/00; B01J19/08; B01J19/087; B01J19/088; C01B; C01B21/00; C01B21/20; C01B21/203; C07; C07C; C07C2/00; C07C2/76; C07C2/80

Claims Analysis

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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) 1977-02-11 1977-08-13 1978-02-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-02-11 1981-08-13 1982-02-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-02-11 1985-08-13 1986-02-12 $7700.00 Window Closed / Lapsed

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