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:
Jan. 09, 1979
Filed:
Jun. 14, 1977
Applicant:
Inventors:
Stephen R Bakalyar, Berkeley, CA (US);
Ronald E Honganen, Campbell, CA (US);
Assignee:
Spectra-Physics, Inc., Mountain View, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210 / ; 55 47 ; 55 53 ;
Abstract
Apparatus and method for liquid chromatography applicable to systems employing more than one solvent for the carrier. The forming of bubbles in the pumping means employed is prevented by special pretreatment of at least one solvent of the carrier, the pretreatment involving sparging of the solvent with inert gas.