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. 04, 2011
Filed:
Nov. 29, 2006
Applicants:
John Lechner, Waukesha, WI (US);
Lawrence B. Ratzlow, Muskego, WI (US);
Peter Petit, Pewaukee, WI (US);
Inventors:
John Lechner, Waukesha, WI (US);
Lawrence B. Ratzlow, Muskego, WI (US);
Peter Petit, Pewaukee, WI (US);
Assignee:
Siemens Water Technologies Corp., Warrendale, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F 3/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a tank for treating wastewater and including a first plurality of air diffuser elements and a second plurality of air diffuser elements, means for adjusting the relative height of the first diffuser elements with respect to the height of the second diffuser elements in response to changing operating conditions in the tank and changes in the characteristics of the diffusers.