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US2724689A Expired / Lapsed US ⏱️ 0.0 years remaining

Hydrogenation of unsaturated fatty oils

Assignee: Individual
•
Filing: 1949-12-02
•
Granted: 1955-11-22
•
Expires: 1969-12-02
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Abstract

No abstract record available.

Inventors

  • 👤 Russell P Dunmire

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 19:20
CPC Classifications
C; C11; C11C; C11C3/00; C11C3/12; C11C3/123

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 104 words
TH METHOD OF HYDROGENATING UNSATURATED FATTY OIL, COMPRISING FIRST SATURATING THE OIL WITH DISSOLVED HYDROGEN GAS AND THEREAFTER PASSING THE HYDROGEN-LADEN OIL OVER THE SURFACES OF ELECTRICALLY-CONDUCTIVE HYDROGENATION CATALYST IN THE FORM OF MINUTE METAL FIBERS, AND SIMULTANEOUSLY ACTIVATING AND ACCELERATING MOVEMENT OF ELECTRONS AT THE INTERFACE BETWEEN THE OIL AND CATALYST SURFACES BY INDUCING IN THE SURFACES OF THE CATALYST A HIGH FREQUENCY ELECTRIC ALTERNATING CURRENT IN THE ORDER OF ONE MILLION CYCLES PER SECOND AND UPWARD, THE MAGNITUDE OF INDUCED CURRENT BEING ADJUSTED TO PRODUCE A MEAN TEMPERATURE RISE OF THE OIL IN THE RANGE OF APPROXIMATELY 20 TO 220 DEGREES F.
Claim 2
Dependent Claim 104 words
TH METHOD OF HYDROGENATING UNSATURATED FATTY OIL, COMPRISING FIRST SATURATING THE OIL WITH DISSOLVED HYDROGEN GAS AND THEREAFTER PASSING THE HYDROGEN-LADEN OIL OVER THE SURFACES OF ELECTRICALLY-CONDUCTIVE HYDROGENATION CATALYST IN THE FORM OF MINUTE METAL FIBERS, AND SIMULTANEOUSLY ACTIVATING AND ACCELERATING MOVEMENT OF ELECTRONS AT THE INTERFACE BETWEEN THE OIL AND CATALYST SURFACES BY INDUCING IN THE SURFACES OF THE CATALYST A HIGH FREQUENCY ELECTRIC ALTERNATING CURRENT IN THE ORDER OF ONE MILLION CYCLES PER SECOND AND UPWARD, THE MAGNITUDE OF INDUCED CURRENT BEING ADJUSTED TO PRODUCE A MEAN TEMPERATURE RISE OF THE OIL IN THE RANGE OF APPROXIMATELY 20 TO 220 DEGREES F.
Claim 3
Dependent Claim 122 words
APPARATUS FOR EFFECTING REACTION BETWEEN A LIQUID AND A GAS, COMPRISING MEANS DEFINING AN ENCLOSED RESERVOIR, MEANS FOR CHARGING SAID RESERVOIR WITH A LIQUID REACTANT, MEANS FOR EVACUATING SAID RESERVOIR, MEANS FOR SUPPLYING A GAS REACTANT TO SAID RESERVOIR AT SUPERATMOSPHERIC PRESSURE FOR SOLUTION IN SAID LIQUID, MEANS FOR WITHDRAWING SAID LIQUID AND DISSOLVED GAS FROM SAID RESERVOIR AND CIRCULATING IT ALONG AN ENCLOSED PATH AND BACK INTO SAID RESERVOIR, MEANS DEFINING A REACTION CHAMBER INTERPOSED IN SAID PATH SO THAT THE LIQUID FLOWS THERETHROUGH, A SELF-SUSTAINING FLUID PERVIOUS MASS OF AN ELECTRICALLY CONDUCTIVE CATALYST DISPOSED IN SAID CHAMBER SO THAT THE LIQUID AND DISSOLVED GAS PASS THROUGH SAID MASS, AND MEANS FOR INDUCING A HIGH FREQUENCY ALTERNATING CURRENT IN SAID CATALYST.
Claim 4
Dependent Claim 122 words
APPARATUS FOR EFFECTING REACTION BETWEEN A LIQUID AND A GAS, COMPRISING MEANS DEFINING AN ENCLOSED RESERVOIR, MEANS FOR CHARGING SAID RESERVOIR WITH A LIQUID REACTANT, MEANS FOR EVACUATING SAID RESERVOIR, MEANS FOR SUPPLYING A GAS REACTANT TO SAID RESERVOIR AT SUPERATMOSPHERIC PRESSURE FOR SOLUTION IN SAID LIQUID, MEANS FOR WITHDRAWING SAID LIQUID AND DISSOLVED GAS FROM SAID RESERVOIR AND CIRCULATING IT ALONG AN ENCLOSED PATH AND BACK INTO SAID RESERVOIR, MEANS DEFINING A REACTION CHAMBER INTERPOSED IN SAID PATH SO THAT THE LIQUID FLOWS THERETHROUGH, A SELF-SUSTAINING FLUID PERVIOUS MASS OF AN ELECTRICALLY CONDUCTIVE CATALYST DISPOSED IN SAID CHAMBER SO THAT THE LIQUID AND DISSOLVED GAS PASS THROUGH SAID MASS, AND MEANS FOR INDUCING A HIGH FREQUENCY ALTERNATING CURRENT IN SAID CATALYST.

References Cited (Backward Citations)

US1124560A Cited
US1123962A Cited
US1181205A Cited
US1621143A Cited
US1472281A Cited
US2147177A Cited
US2257177A Cited
US2468799A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1958-11-21 1959-05-23 1959-11-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1962-11-21 1963-05-23 1963-11-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1966-11-21 1967-05-23 1967-11-22 $7700.00 Window Closed / Lapsed

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