The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 23, 2001

Filed:

Aug. 13, 1999
Applicant:
Inventors:

Mohamed A. Hashish, Bellevue, WA (US);

Chidambaram Raghavan, Kent, WA (US);

Olivier L. Tremoulet, Jr., Edmonds, WA (US);

Bruce M. Schuman, Kent, WA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 4/310 ; F04B 1/700 ; F04B 4/308 ; F01B 1/900 ;
U.S. Cl.
CPC ...
F04B 4/310 ; F04B 1/700 ; F04B 4/308 ; F01B 1/900 ;
Abstract

An apparatus and method for pressure processing a pumpable substance, such as a pumpable food product or slurry. In one embodiment, the apparatus includes a pressure vessel having an inlet valve toward one end and outlet valve toward the other end. A flexible bladder is coupled between the inlet and outlet valves for receiving the pumpable substance. The pressure vessel can further include a high-pressure inlet port for receiving high-pressure fluid that biases the membrane inwardly to pressure process the pumpable substance. The pumpable substance is then removed from the vessel through the outlet valve.


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