U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Access device for centrifugal separation assemblies

Patent 4046699 Issued on September 6, 1977. Estimated Expiration Date: Icon_subject September 6, 1994. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

982328

3355098

3512940

3661265

3865731

3905528

3920549

Skimmer assembly
Patent #: 3962085
Issued on: 06/08/1976
Inventor: Liston ,   et al.

Apparatus for separating multiphase fluids Patent #: 3981804
Issued on: 09/21/1976
Inventor: Gigliello

Inventor

Assignee

Application

No. 05/737536 filed on 11/01/1976

US Classes:

210/516, Resilient deformable isolator210/789Isolating layer

Examiners

Primary: Bascomb, Wilbur L. Jr.
Assistant: Spitzer, Robert

Attorney, Agent or Firm

International Class

G01N 33/49 (20060101)

Abstract

In apparatus for effecting a sealed separation or partition between two phases of a multiphase liquid upon centrifugation of the multiphase liquid, a device which facilitates access through the partition to a phase of a separated multiphase liquid which is confined between the partition and a lower or closed end of a vessel retaining such liquid.

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