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US3660285A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of separating fluids having different densities

Assignee: REYNOLDS SUB MARINE SERVICES C
•
Filing: 1970-11-06
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Granted: 1972-05-02
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Expires: 1990-11-06
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Abstract

Abstract METHODS OF SEPARATING FLUIDS HAVING DIFFERENT DENSITIES WHEREIN THE FLUIDS ARE FIRST SEPARATED BY PASSING THEM THROUGH AN AXIAL FLOW PUMP. THEREAFTER, THE FLOW DIAMETERS OF THE FLUIDS ARE ALTERED SO THAT THE FLOW DIAMETER OF ONE OF THE FLUIDS IS SUBSTANTIALLY EQUAL TO THE INTERNAL DIAMETER OF A SUITABLE EXTRACTOR TUBE. IN ONE EMBODIMENT OF THE INVENTION, A MANDREL HAVING A TAPERED END IS INSERTED INTO ONE OF THE FLUIDS AFTER IT HAS BEEN SEPARATED IN A MANNER TO INCREASE ITS FLOW DIAMETER TO THAT OF THE INTERNAL DIAMETER OF AN EXTRACTOR TUBE. IN ANOTHER EMBODIMENT, AN ADDITIONAL FLUID, SUCH AS AIR, IS INJECTED INTO THE FLUIDS BEING MONITORED THEREBY INCREASING THE FLOW DIAMETER OF THE FLUID TO BE COLLECTED TO THAT OF THE INTERNAL DIAMETER OF AN EXTRACTOR TUBE. IN ANOTHER EMBODIMENT, AN OBSTRUCTION IS INSERTED DOWNSTREAM FROM THE AXIAL FLOW PUMP THEREBY CREATING A VENTURI FLOW WHEREBY THE EXTRACTOR TUBE MAY BE POSITIONED TO REMOVE SUBSTANTIALLY ALL OF THE DESIRED FLUIDS. IN ALL EMBODIMENTS, IT IS PREFERRED TO USE SECTION OF CONDUIT DOWNSTREAM FROM THE AXIAL FLOW PUMP THAT IS AT LEAST TRANSLUCENT WHEREBY VISUAL INSPECTION PERMITS THE EXTRACTOR TUBE TO BE POSITIONED PROPERLY FOR MAXIUM WITHDRAWAL EFFICIENCY.

Inventors

  • 👤 Arthur L Markel

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 11:16
CPC Classifications
C; C10; C10G; C10G33/00; C10G33/06; B; B01; B01D; B01D17/00; B01D17/02; B01D17/0208; B01D17/0214; B01D17/0217

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) 1975-05-02 1975-11-01 1976-05-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-05-02 1979-11-01 1980-05-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-05-02 1983-11-01 1984-05-02 $7700.00 Window Closed / Lapsed

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