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.
Patent No.:
Date of Patent:
Jul. 18, 2000
Filed:
Mar. 18, 1999
Applicant:
Inventors:
Assignee:
Solvay (Societe Anonyme), Brussels, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16R / ;
U.S. Cl.
CPC ...
137202 ; 137574 ; 137587 ; 123516 ;
Abstract
Venting circuit for a liquid tank, the upper wall of which comprises at least two regions liable to contain pockets of gas, the said circuit consisting of at least one ventilation tubing connecting ventilation points located in the upper part of the regions and a vent, and having at least one siphon-shaped lower part connected via a pipe to a point under vacuum inside the tank so as to allow the liquid present in the venting circuit to be removed, the vacuum being created by the pump for drawing off the liquid.