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. 08, 2019
Filed:
Nov. 16, 2015
Wallenius Water Ab, Stockholm, SE;
Henrik Fernstrom, Ingaro, SE;
Johan Bergqvist, Saltsjo-Boo, SE;
WALLENIUS WATER INNOVATION AB, Stockholm, SE;
Abstract
A liquid treatment apparatus (), comprising a pumping device () configured to pump a liquid () to be treated into at least one treatment chamber () comprising treatment equipment () configured to perform UV-light treatment of the liquid () flowing through the at least one treatment chamber (). The liquid treatment apparatus () comprises an air trap vessel () arranged upstream of said pumping device () and provided with an inlet connection () for receiving liquid () to be treated and a first outlet connection () for connection and liquid supply to said pumping device (). The air trap vessel () is configured to prevent air bubbles from being sucked into the pumping device () and to be at least partly filled with a priming liquid () before the pumping device () is started and the liquid treatment is initiated, and that the first outlet connection () being arranged below surface level of the priming liquid.