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US3552932A Expired / Lapsed US ⏱️ 0.0 years remaining

Adiponitrile apparatus

Assignee: Orica Ltd
•
Filing: 1968-11-25
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Granted: 1971-01-05
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Expires: 1988-11-25
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Abstract

Abstract APPARATUS FOR CONTINUOUSLY REACTING A LIQUID AMALGAM WITH A LIQUID AQUEOUS ORGANIC PHASE COMPRISING WATER AND A MONOMER SO AS TO EFFECT CONVERSION OF THE MONOMER TO ITS HYDRODIMER. THE APPARATUS COMPRISES AN ENCLOSED ESSENTIALLY VERTICAL REACTION VESSEL, A VERTICALLY ADJUSTALE DISTRIBUTOR PLATE EXTENDING ESSENTIALLY HORIZONTALLY ACROSS THE VESSEL, MEANS FOR MAINTAINING A DENSE FLUIDIZED BED OR AMALGAM ABOVE THE DISTRIBUTOR PLATE AND SUPPORTED THEREBY, A DISENGAGEMENT SPACE ABOVE THE FLUIDIZED BED IN WHICH THE SPENT AMALGAM AND LIQUID AQUEOUS ORGANIC PHASE MAY SEPARATE FROM EACH OTHER, MEANS FOR FEEDING AMALGAM INTO THE FLUIDIZED BED ABOVE THE DISTRIBUTOR PLATE, MEANS FOR FEEDING LIQUID AQUEOUS ORGANIC PHASE INTO THE VESSEL BELOW THE DISTRIBUTOR PLATE WHICH IS PROVIDED WITH ORIFICES THROUGH WHICH THE LIQUID AQUEOUS ORGANIC PHASE MAY PASS UPWARDLY, AND MEANS FOR REMOVING THE SPENT AMALGAM AND LIQUID AQUEOUS PHASE CONTAINING THE SAID HYDRODIMER FROM THE VESSEL IN THE DISENGAGEMENT SPACE.

Inventors

  • 👤 John Wilkinson Badham

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 07:18
CPC Classifications
B; B01; B01J; B01J21/00; B01J21/16; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/582

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) 1974-01-04 1974-07-06 1975-01-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-01-04 1978-07-06 1979-01-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-01-04 1982-07-06 1983-01-05 $7700.00 Window Closed / Lapsed

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