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:
May. 15, 1984
Filed:
Jan. 28, 1983
Applicant:
Inventor:
Roland C Paradis, Newtown, CT (US);
Assignee:
The Perkin-Elmer Corporation, Norwalk, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
2101982 ; 55386 ;
Abstract
A solvent pressurization system includes a depressurization means which operates to change the operating mode for pressurized solvent delivery to a sparging mode when the access door of the solvent compartment is opened. Consequently, an operator is protected from accidental exposure to pressurized solvent vessels.