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. 27, 1989
Filed:
Jun. 04, 1987
Applicant:
Inventors:
Walter Weiler, Diez, DE;
Peter Belouschek, Essen, DE;
Assignee:
Passavant-Werke AG & Co. KG, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01L / ;
U.S. Cl.
CPC ...
210679 ; 210909 ;
Abstract
Water, especially waste water, from which organic compounds such as, in particular, halogenated hydrocarbons are to be separated by extraction using a lipophilic extraction agent is passed through an open-cell carrier of large internal contact surface area in which the extraction agent is deposited on the contact surface and/or floods the carrier over at least part of its height to form a continuous liquid layer.