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US2851340A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for producing acetylene by the pyrolysis of a suitable hydrocarbon

Assignee: Wulff Process Co
•
Filing: 1952-03-04
•
Granted: 1958-09-09
•
Expires: 1972-03-04
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Abstract

No abstract record available.

Inventors

  • 👤 Clarence J Coberly
  • 👤 Coberly Charles Wheeler

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 11:57
CPC Classifications
C; C07; C07C; C07C2/00; C07C2/76; C07C2/78; C07C4/00; C07C4/02; C07C4/04; Y; Y10; Y10S; Y10S585/00; Y10S585/919; Y10S585/921

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 250 words
A FURNACE FOR SUBJECTING GASES TO ENDOTHERMIC REACTIONS COMPRISING: A SINGLE GAS-TIGHT SHELL HAVING A SINGLE HEAT INSULATING LINING DISPOSED ABOUT A SINGLE CENTRAL LONGITUDINAL AXIS; TWO REGENERATIVE MASSES INSIDE SAID LINING AND DIVIDING THE SPACE INTO TWO END SPACES AND A CENTRAL SPACE, THE INNER ENDS OF SAID MASSES DEFINING SAID CENTRAL SPACE BEING SUBSTANTIALLY PARALLEL AND PERPENDICULAR TO SAID AXIS EACH OF SAID MASSES HAVING CHANNELS PASSING HORIZONTALLY THERETHROUGH AND CONNECTING ONE OF SAID END SPACES WITH SAID CENTRAL SPACE THE TWO MASSES BEING PLACED SYMMETRICALLY ABOUT SAID AXIS; A CONDUIT SO PLACED AS TO EITHER DELIVER AN IN-GAS TO THE LH END SPACE OR TO WITHDRAW AN OFF-GAS FROM SAID SPACE; A CONDIUT SO PLACED AS TO EITHER DELIVER AN IN-GAS TO THE RH END SPACE OR WITHDRAW AN OFF-GAS FROM SAID SPACE; A SERIES OF NOZZLES SO PLACED AS TO INJECT STREAMS OF GAS INTO SAID CENTRAL SPACE CLOSE TO THE RH END OF SAID LH MASS; AND A SECOND SERIES OF NOZZLES SO PLACED AS TO INJECT STREAMS OF GAS INTO SAID CENTRAL SPACE CLOSE TO THE LH END OF SAID RH MASS ALL OF SAID NOZZLES IN EACH OF SAID SERIES BEING SUBSTANTIALLY PARALLEL AND IN A TRANSVERSE PLANE IN SAID CENTRAL SPACE PARALLEL AND CLOSE TO THE SAID INNER END OF ONE OF SAID MASSES SO AS TO BLEND SAID STREAMS OF GAS FROM ALL OF THE NOZZLES IN EACH OF SAID SERIES SUBSTANTIALLY INTO A SINGLE SHEET OF GAS IN SAID PLANE.
Claim 2
Dependent Claim 250 words
A FURNACE FOR SUBJECTING GASES TO ENDOTHERMIC REACTIONS COMPRISING: A SINGLE GAS-TIGHT SHELL HAVING A SINGLE HEAT INSULATING LINING DISPOSED ABOUT A SINGLE CENTRAL LONGITUDINAL AXIS; TWO REGENERATIVE MASSES INSIDE SAID LINING AND DIVIDING THE SPACE INTO TWO END SPACES AND A CENTRAL SPACE, THE INNER ENDS OF SAID MASSES DEFINING SAID CENTRAL SPACE BEING SUBSTANTIALLY PARALLEL AND PERPENDICULAR TO SAID AXIS EACH OF SAID MASSES HAVING CHANNELS PASSING HORIZONTALLY THERETHROUGH AND CONNECTING ONE OF SAID END SPACES WITH SAID CENTRAL SPACE THE TWO MASSES BEING PLACED SYMMETRICALLY ABOUT SAID AXIS; A CONDUIT SO PLACED AS TO EITHER DELIVER AN IN-GAS TO THE LH END SPACE OR TO WITHDRAW AN OFF-GAS FROM SAID SPACE; A CONDIUT SO PLACED AS TO EITHER DELIVER AN IN-GAS TO THE RH END SPACE OR WITHDRAW AN OFF-GAS FROM SAID SPACE; A SERIES OF NOZZLES SO PLACED AS TO INJECT STREAMS OF GAS INTO SAID CENTRAL SPACE CLOSE TO THE RH END OF SAID LH MASS; AND A SECOND SERIES OF NOZZLES SO PLACED AS TO INJECT STREAMS OF GAS INTO SAID CENTRAL SPACE CLOSE TO THE LH END OF SAID RH MASS ALL OF SAID NOZZLES IN EACH OF SAID SERIES BEING SUBSTANTIALLY PARALLEL AND IN A TRANSVERSE PLANE IN SAID CENTRAL SPACE PARALLEL AND CLOSE TO THE SAID INNER END OF ONE OF SAID MASSES SO AS TO BLEND SAID STREAMS OF GAS FROM ALL OF THE NOZZLES IN EACH OF SAID SERIES SUBSTANTIALLY INTO A SINGLE SHEET OF GAS IN SAID PLANE.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1961-09-08 1962-03-10 1962-09-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1965-09-08 1966-03-10 1966-09-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1969-09-08 1970-03-10 1970-09-09 $7700.00 Window Closed / Lapsed

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