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US2880167A Expired / Lapsed US ⏱️ 0.0 years remaining

Production and utilization of activated carbon catalyst

Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1954-06-01
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Granted: 1959-03-31
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Expires: 1974-06-01
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Charles N Kimberlin
  • 👤 Robert W Krebs

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 17:21
CPC Classifications
B; B01; B01J; B01J27/00; B01J27/20; B01J27/22

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 147 words
A CONTINOUS INTEGRATED PROCESS FOR THE PRODUCTION AND UTILIZATION OF PARTICULATE, ACTIVATED, CARBON CATALYST COMPRISING: MAINTAINING IN A CONVERSION ZONE AT A CONVERSION TEMPERATURE MOBILIZED, PARTICULATE, CARBON CATALYST; MAINTAINING IN AN ACTIVATION ZONE AT AN ACTIVATION TEMPERATURE MOBILIZED PARTICULATE COKE; MAINTAINING IN A COMBUSTION ZONE MOBILIZED PARTICULATE INERT SOLIDS HAVING A FREE FALL VELOCITY SUBSTANTIALLY GREATER THAN THE FREE FALL VELOCITY OF SAID PARTICULATE COKE; INJECTING HYDROCARBON OILS INTO SAID CONVERSION ZONE TO PRODUCE HYDROCARBON VAPORS AND CARBONACEOUS RESIDUE WHICH IS DEPOSITED ON SAID PARTICULATE CARBON CATALYST THEREBY REDUCING THE ACTIVITY OF SAID PARTICULATE CARBONCATALYST; INJECTING STEAM INTO SAID ACTIVATION ZONE TO ACTIVATE SAID PARTICULATE COKE IN AN OXYGEN-FREE ATMOSPHERE AND TO PRODUCE A COMBUSTIBLE GAS; CIRCULATING SAID CONBUSTIBLE GAS TO SAID COMBUSTION ZONE; INJECTING A FREE OXYGEN-CONTAINING GAS INTO SAID COMBUSTION ZONE WHEREBY SAID COMBUSTIBLE GAS IS BURNT THEREBY HEATING SAID PARTICULATE INERT SOLIDS TO A
Claim 2
Dependent Claim 147 words
A CONTINOUS INTEGRATED PROCESS FOR THE PRODUCTION AND UTILIZATION OF PARTICULATE, ACTIVATED, CARBON CATALYST COMPRISING: MAINTAINING IN A CONVERSION ZONE AT A CONVERSION TEMPERATURE MOBILIZED, PARTICULATE, CARBON CATALYST; MAINTAINING IN AN ACTIVATION ZONE AT AN ACTIVATION TEMPERATURE MOBILIZED PARTICULATE COKE; MAINTAINING IN A COMBUSTION ZONE MOBILIZED PARTICULATE INERT SOLIDS HAVING A FREE FALL VELOCITY SUBSTANTIALLY GREATER THAN THE FREE FALL VELOCITY OF SAID PARTICULATE COKE; INJECTING HYDROCARBON OILS INTO SAID CONVERSION ZONE TO PRODUCE HYDROCARBON VAPORS AND CARBONACEOUS RESIDUE WHICH IS DEPOSITED ON SAID PARTICULATE CARBON CATALYST THEREBY REDUCING THE ACTIVITY OF SAID PARTICULATE CARBONCATALYST; INJECTING STEAM INTO SAID ACTIVATION ZONE TO ACTIVATE SAID PARTICULATE COKE IN AN OXYGEN-FREE ATMOSPHERE AND TO PRODUCE A COMBUSTIBLE GAS; CIRCULATING SAID CONBUSTIBLE GAS TO SAID COMBUSTION ZONE; INJECTING A FREE OXYGEN-CONTAINING GAS INTO SAID COMBUSTION ZONE WHEREBY SAID COMBUSTIBLE GAS IS BURNT THEREBY HEATING SAID PARTICULATE INERT SOLIDS TO A

References Cited (Backward Citations)

US2342862A Cited
US2376564A Cited
US2428715A Cited
US2538219A Cited
US2600430A Cited
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US2763601A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-03-30 1962-09-29 1963-03-31 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-03-30 1966-09-29 1967-03-31 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-03-30 1970-09-29 1971-03-31 $7700.00 Window Closed / Lapsed

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