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:
Mar. 20, 1979
Filed:
Feb. 07, 1977
Applicant:
Inventor:
Thomas E Davy, Westfield, NJ (US);
Assignee:
Nichols Engineering & Research Corporation, Belle Mead, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02C / ; C02C / ;
U.S. Cl.
CPC ...
210 10 ; 210 45 ; 210 67 ; 210 68 ; 210 / ; 210152 ; 110235 ;
Abstract
This invention relates to a method and apparatus for use in a sewage treatment plant, and is characterized by a centrifuge for receiving material precipitated by lime in the plant and for discharging a regenerable lime sludge, the centrifuge having a centrate stream of non-regenerable sludge, and means for drying the centrate stream with hot exhaust gases from a sludge furnace.