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:
Jun. 11, 1985
Filed:
Nov. 25, 1983
Applicant:
Inventors:
Assignee:
Sartorius GmbH, Gottingen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ; B01D / ;
U.S. Cl.
CPC ...
210136 ; 210324 ; 210335 ; 210359 ; 210406 ; 210446 ; 210472 ; 210927 ;
Abstract
In a filtration apparatus for fluids and liquids having an external vessel, in particular a centrifuge tube and a filter unit disposed in the liquid, the medium to be filtered is under excess pressure and in contact with the filter element of the filter unit and for the static membrane filtration on the outer side of the filtration unit facing the vessel bottom a filter membrane is arranged with the filtration-active layer towards the outside.