Hybrid chemical/mechanical dewatering method for...

Liquid purification or separation – Processes – Making an insoluble substance or accreting suspended...

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C210S719000, C210S721000, C210S724000, C210S747300, C210S759000, C210S906000, C210S908000, C210S912000

Reexamination Certificate

active

07967990

ABSTRACT:
A hybrid chemical/mechanical dewatering sewage treatment plant and method employing rapid sludge chemical dewatering technology in conjunction with slower conventional mechanical dewatering solids agglomeration and disposal methods to meet operating constraints and environmental permitting restrictions and siting limitations for disposal of sewage and wastewater.

REFERENCES:
patent: 2171203 (1939-08-01), Urbain et al.
patent: 4224148 (1980-09-01), Lindman et al.
patent: 4304673 (1981-12-01), Reynolds et al.
patent: 4340489 (1982-07-01), Adams et al.
patent: 4765911 (1988-08-01), Rasmussen
patent: 5158686 (1992-10-01), Kigel
patent: 5221312 (1993-06-01), Buhidar
patent: 5382265 (1995-01-01), Mower
patent: 5906750 (1999-05-01), Haase
patent: 6077432 (2000-06-01), Coppola et al.
patent: 7429329 (2008-09-01), Theodore
patent: 7662294 (2010-02-01), Cox, Jr.
patent: 7704399 (2010-04-01), Condit
patent: 2006/0043025 (2006-03-01), Theodore
United Nations Environmental Programme Division of Technology, Industry, and Economics Newletter and Technical Publications Freshwater Management Series No. 1, “Bio-solids Management: An Environmentally Sound Approach for Managing Sewage Treatment Plant Sludge”, Aug. 2005.
The 13th Element, John Wiley & Sons, Inc., New York, 2000 Chapter “Oh Shit”, pp. 271-273.
Phosphorous: “from urine to fire” by Peter E. Childs; http://www.u1.ie/-CinA/Issue 63/TOC27 Phosphorous.htm Jul. 31, 2004.
Pharmaceuticals, Hormones, and Other Organic Wastewater Contaminants in US Streams, 1999-2000. A National Reconnaissance, Environ. Sci. Technol., 36(6). 1202-1211, Mar. 2002 by Dana W. Kolpin, US GS, et al.
A review of synergistic effect of phot catalysis and ozonation on wastewater Treatment by Agustina T.E. et al., Journal of photochemistry and photobiology Abstact.
Solid phas extraction and HPLC determination of veterinary pharmaceuticals in wastewater by Sandra Babic, et al., Abstract.
Welcome to Perchorate News.com; http://www.perchloratenews.com.
California and Sweden Sign Agreement to Jointly Develop Biomethane and Other Renewable Fuels at p. 5 of 21.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Hybrid chemical/mechanical dewatering method for... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Hybrid chemical/mechanical dewatering method for..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hybrid chemical/mechanical dewatering method for... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2650933

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.