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:
Nov. 12, 1996

Filed:

Apr. 28, 1994
Applicant:
Inventor:

Keith W Gustafson, Waleska, GA (US);

Assignee:

Minnesota Valley Engineering, Inc., New Prague, MN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F17C / ; F17C / ;
U.S. Cl.
CPC ...
62 481 ; 62 501 ;
Abstract

A combined second relief valve and restricted orifice is located downstream of the relief valve stack on a vent line. The second relief valve opens at a pressure greater than that of the relief stack. When the second relief valve is closed, vapor is vented through the restricted orifice at high velocity, and when the second relief valve is open, the vapor vents from the unrestricted end of the vent line at high volume.


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Gustafson, Keith. (1996). Relief valve construction to minimize ignition hazard from cryogenic (U.S. Patent No. 5572875). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5572875

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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