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US3823172A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for continuous and selective catalytic partial hydrogenation of unsaturated fats and oils

Assignee: Individual
•
Filing: 1971-06-28
•
Granted: 1974-07-09
•
Expires: 1991-06-28
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Abstract

Abstract THE CONTINUOUS AND SELECTIVE CATALYTIC PARTIAL HYDROGENATION OF ORGANIC COMPOUNDS WHICH IN THE LIQUID STATE ARE MIXED WITH A CATALYST AND SUCCESSIVELY CIRCULATED IN A PLURALITY OF STAGES IS CARRIED OUT IN AN APPARATUS WHICH COMPRISES A MULTIPLE STAGE REACTOR, OF WHICH EACH STAGE INCLUDES A REACTION CHAMBER THROUGH WHICH FLOWS THE MATERIAL TO BE TREATED IN TRANSVERSE DIRECTION. A CIRCULATION CONDUIT IS PROVIDED FOR EACH OF THE REACTION CHAMBERS, WHICH CONTAIN A SUCTION NOZZEL CONNECTED TO THE INLET END OF THE CIRCULATION CONDUIT. A SUCTION CHAMBER ACCOMMODATES THE SUCTION NOZZEL AND A CONDUIT OPENS INTO THE SUCTION CHAMBER TO SUPPLY PREDETERMINED AMOUNTS OF HYDROGEN UNDER A PREDETERMINED PRESSURE.

Inventors

  • 👤 G Leuteritz

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 10:41
CPC Classifications
C; C11; C11C; C11C3/00; C11C3/12; C11C3/123; B; B01; B01J; B01J2219/00; B01J2219/00049; B01J2219/00051; B01J2219/00054; B01J2219/00056; B01J2219/00069; B01J2219/00159; B01J2219/00164

Claims Analysis

Total Claims: 0
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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) 1977-07-08 1978-01-07 1978-07-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-07-08 1982-01-07 1982-07-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-07-08 1986-01-07 1986-07-09 $7700.00 Window Closed / Lapsed

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