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US3226915A Expired / Lapsed US ⏱️ 0.0 years remaining

Hydrogen diffusion unit

Assignee: Chemetron Corp
•
Filing: 1962-08-06
•
Granted: 1966-01-04
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Expires: 1982-08-06
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Abstract

No abstract record available.

Inventors

  • 👤 George G Pinney
  • 👤 Hugh G Hempill

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-22 18:13
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/22; C; C01; C01B; C01B3/00; C01B3/50; C01B3/501; B01D2313/00; B01D2313/22; B01D2313/221; B01D2313/40; C01B2203/00; C01B2203/04; C01B2203/0405

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 390 words
AN APPARATUS FOR THE COMMERCIAL AND CONTINUOUS PRODUCTION OF HIGH PURITY HYDROGEN COMPRISING A PLURALITY OF HYDROGEN DIFFUSION CELLS IN SUBSTANTIAL LINEAR AND PARALLEL ALIGNMENT, EACH SAID CELL PROVIDED WITH RAW, UNTREATED GASEOUS MIXTURE OF HYDROGEN AND FOREIGN MATERIAL INLET AND DIFFUSED GASEOUS HYDROGEN OUTLET MEANS AND AN OUTLET FOR NON-DIFFUSED FOREIGN GASEOUS MATERIAL, EACH SAID CELL CONTAINING A PLURALITY OF PALLADIUM DIFFUSION TUBES HAVING ONE END THEREOF OPEN AND ONE END THEREOF CLOSED, SAID TUBES CONSTRUCTED AND ARRANGED IN THEIR RESPECTIVE CELL WITH SAID OPEN END IN OPEN FLUID COMMUNICATION WITH ONLY SAID DIFFUSED GASEOUS HYDROGEN OUTLET MEANS BUT IN CLOSED COMMUNICATION WITH SAID UNTREATED GASEOUS MIXTURE INLET MEANS AND SAID OUTLET MEANS FOR NON-DIFFUSED FOREIGN GASEOUS MATERIAL, MEANS CONSTRUCTED AND ARRANGED IN EACH SAID CELL TO SUPPORT SAID DIFFUSION TUBES AND PREVENT THE FLOW OF GASES TO SAID DIFFUSED GASEOUS HYDROGEN OUTLET MEANS OTHER THAN THROUGH SAID PALLADIUM DIFFUSION TUBES, A PAIR OF METALLIC PLATE MEMBERS POSITIONED OUTSIDE OF AND ON OPPOSITE SIDES OF SAID CELLS AND IN DIRECT PHYSICAL AND THERMAL CONTACT THEREWITH, HEATING ELEMENTS IN DIRECT PHYSICAL AND THERMAL CONTACT WITH EACH SAID PLATE ON THE SIDE OF SAID PLATE OPPOSITE SAID CELLS, AT LEAST ONE UNTREATED GASEOUS MIXTURE INLET CONDUIT SPACED FROM ONE OF SAID PLATES ON THE SIDE OF SAID PLATE OPPOSITE SAID CELLS, A THERMOCONDUCTIVE MATERIAL FILLING THE SPACE BETWEEN SAID PLATE MEMBER AND SAID UNTREATED GASEOUS MIXCELLS, A THERMOCONDUCTIVE MATERIAL FILLING THE SPACE BETWEEN SAID PLATE MEMBER AND SAID UNTREATED GASEOUS MIXTURE INLET CONDUIT, SAID THERMOCONDUCTIVE MATERIAL ALSO DIPOSED AROUND AND IN DIRECT PHYSICAL AND THERMAL CONTACT WITH SAID UNTREATED GASEOUS MIXTURE INLET CONDUIT SO THAT SAID THERMOCONDUCTIVE MATERIAL ENCOMPASSES SAID UNTREATED GASEOUS MIXTURE INLET CONDUIT AND SAID THERMOCONDUCTIVE MATERIAL HAS A FIRST SURFACE CONTACTING SAID PLATES AND A SECOND SURFACE OPPOSITE SAID PLATES AND NOT CONTACTING SAID PLATES, THE ENTIRE VOLUME DEFINED BY THE EXTERIOR OF THE CELLS AND SAID PLATE MEMBERS FILLED WITH A THERMOCONDUCTIVE MATERIAL, A COMMON OUTLET MANIFOLD JOINING EACH SAID UNTREATED GASEOUS MIXTURE INLET AND INSULAMEANS TO INTRODUCE UNTREATED GASEOUS MIXTURE UNDER PRESSURE TO SAID UNTREATED GASEOUS MIXTURE INLET AND INSULATION MEANS IN DIRECT PHYSICAL AND THERMAL CONTACT WITH SAID SECOND SURFACE OF SAID THERMOCONDUCTIVE MATERIAL AS WELL AS ANY SURFACE OF SAID PLATE MEMBER NOT CONTACTED BY SAID CELLS, SAID THERMOCONDUCTIVE MATERIAL AND SAID HEATING ELEMENTS.
Claim 2
Independent Claim 390 words
AN APPARATUS FOR THE COMMERCIAL AND CONTINUOUS PRODUCTION OF HIGH PURITY HYDROGEN COMPRISING A PLURALITY OF HYDROGEN DIFFUSION CELLS IN SUBSTANTIAL LINEAR AND PARALLEL ALIGNMENT, EACH SAID CELL PROVIDED WITH RAW, UNTREATED GASEOUS MIXTURE OF HYDROGEN AND FOREIGN MATERIAL INLET AND DIFFUSED GASEOUS HYDROGEN OUTLET MEANS AND AN OUTLET FOR NON-DIFFUSED FOREIGN GASEOUS MATERIAL, EACH SAID CELL CONTAINING A PLURALITY OF PALLADIUM DIFFUSION TUBES HAVING ONE END THEREOF OPEN AND ONE END THEREOF CLOSED, SAID TUBES CONSTRUCTED AND ARRANGED IN THEIR RESPECTIVE CELL WITH SAID OPEN END IN OPEN FLUID COMMUNICATION WITH ONLY SAID DIFFUSED GASEOUS HYDROGEN OUTLET MEANS BUT IN CLOSED COMMUNICATION WITH SAID UNTREATED GASEOUS MIXTURE INLET MEANS AND SAID OUTLET MEANS FOR NON-DIFFUSED FOREIGN GASEOUS MATERIAL, MEANS CONSTRUCTED AND ARRANGED IN EACH SAID CELL TO SUPPORT SAID DIFFUSION TUBES AND PREVENT THE FLOW OF GASES TO SAID DIFFUSED GASEOUS HYDROGEN OUTLET MEANS OTHER THAN THROUGH SAID PALLADIUM DIFFUSION TUBES, A PAIR OF METALLIC PLATE MEMBERS POSITIONED OUTSIDE OF AND ON OPPOSITE SIDES OF SAID CELLS AND IN DIRECT PHYSICAL AND THERMAL CONTACT THEREWITH, HEATING ELEMENTS IN DIRECT PHYSICAL AND THERMAL CONTACT WITH EACH SAID PLATE ON THE SIDE OF SAID PLATE OPPOSITE SAID CELLS, AT LEAST ONE UNTREATED GASEOUS MIXTURE INLET CONDUIT SPACED FROM ONE OF SAID PLATES ON THE SIDE OF SAID PLATE OPPOSITE SAID CELLS, A THERMOCONDUCTIVE MATERIAL FILLING THE SPACE BETWEEN SAID PLATE MEMBER AND SAID UNTREATED GASEOUS MIXCELLS, A THERMOCONDUCTIVE MATERIAL FILLING THE SPACE BETWEEN SAID PLATE MEMBER AND SAID UNTREATED GASEOUS MIXTURE INLET CONDUIT, SAID THERMOCONDUCTIVE MATERIAL ALSO DIPOSED AROUND AND IN DIRECT PHYSICAL AND THERMAL CONTACT WITH SAID UNTREATED GASEOUS MIXTURE INLET CONDUIT SO THAT SAID THERMOCONDUCTIVE MATERIAL ENCOMPASSES SAID UNTREATED GASEOUS MIXTURE INLET CONDUIT AND SAID THERMOCONDUCTIVE MATERIAL HAS A FIRST SURFACE CONTACTING SAID PLATES AND A SECOND SURFACE OPPOSITE SAID PLATES AND NOT CONTACTING SAID PLATES, THE ENTIRE VOLUME DEFINED BY THE EXTERIOR OF THE CELLS AND SAID PLATE MEMBERS FILLED WITH A THERMOCONDUCTIVE MATERIAL, A COMMON OUTLET MANIFOLD JOINING EACH SAID UNTREATED GASEOUS MIXTURE INLET AND INSULAMEANS TO INTRODUCE UNTREATED GASEOUS MIXTURE UNDER PRESSURE TO SAID UNTREATED GASEOUS MIXTURE INLET AND INSULATION MEANS IN DIRECT PHYSICAL AND THERMAL CONTACT WITH SAID SECOND SURFACE OF SAID THERMOCONDUCTIVE MATERIAL AS WELL AS ANY SURFACE OF SAID PLATE MEMBER NOT CONTACTED BY SAID CELLS, SAID THERMOCONDUCTIVE MATERIAL AND SAID HEATING ELEMENTS.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-01-03 1969-07-05 1970-01-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-01-03 1973-07-05 1974-01-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-01-03 1977-07-05 1978-01-04 $7700.00 Window Closed / Lapsed

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