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US3595628A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for reforming hydrocarbons

Assignee: Chemical Construction Corp
•
Filing: 1968-11-26
•
Granted: 1971-07-27
•
Expires: 1988-11-26
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Abstract

Abstract AN IMPROVED SECONDARY REFORMER IS PROVIDED FOR USE IN CONJUNCTION WITH A PRIMARY REFORMER, FOR THE CATALYTIC CONVERSION OF FLUID HYDROCARBON BY REACTION WITH STEAM AND AIR INTO A CRUDE SYNTHESIS GAS PRINCIPALLY CONTAINING HYDROGEN CARBON MONOXIDE AND NITROGEN, WHICH IS SUITABLE AFTER FURTHER PROCESSING FOR USAGE IN AMMONIA SYNTHESIS OR THE LIKE. THE APPARATUS FEATURES SEPARAE REFRACTORY-LINED REACTION CHAMBER FOR REACTION OF THE PRIMARY REFORMER EFFLUENT GAS STREAM WITH AIR, PRIOR TO PASSING THE RESULTING INTERMEDIATE PROCESS GAS STREAM TO SECONDARY REFORMING. THE PRIMARY REFORMER EFFLUENT TRANSFER PIPE, AIR INLET PIPE, REACTION CHAMBER AND TRANSFER DUCT BETWEEN THE REACTION CHAMBER AND THE SECONDARY REFORMER ARE COAXIALLY ALIGNED TO PROVIDE UNI-DIRECTIONAL LINEAR THERMAL EXPANSION WHICH THUS PROVIDES FOR STRESS-FREE OPERATION OF THE APPARATUS COMBINATION.

Inventors

  • 👤 John M Connor
  • 👤 Bernard C Walton

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 06:26
CPC Classifications
C; C01; C01B; C01B3/00; C01B3/02; C01B3/32; C01B3/34; C01B3/38; C01B3/384; B; B01; B01J; B01J8/00; B01J8/02; B01J8/06; B01J8/062; C01B3/382; C01B3/386; Y; Y02; Y02P; Y02P20/00; Y02P20/10; Y02P20/129

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) 1974-07-26 1975-01-25 1975-07-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-07-26 1979-01-25 1979-07-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-07-26 1983-01-25 1983-07-27 $7700.00 Window Closed / Lapsed

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