Method for preventing the formation of biological films

Liquid purification or separation – Processes – Treating by enzyme

Reexamination Certificate

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Details

C210S636000, C210S638000, C210S697000, C210S741000, C210S746000, C210S753000, C210S754000, C210S755000, C210S759000, C210S764000, C422S028000, C422S036000, C422S037000

Reexamination Certificate

active

06998049

ABSTRACT:
The invention relates to a method for improving the performance of filtration devices by adding P- and/or N-containing compounds to the medium to be filtered.

REFERENCES:
patent: 4089800 (1978-05-01), Temple
patent: 4278548 (1981-07-01), Bettinger et al.
patent: 4561981 (1985-12-01), Characklis
patent: 4740308 (1988-04-01), Fremont et al.
patent: 4806259 (1989-02-01), Amjad
patent: 4988444 (1991-01-01), Applegate et al.
patent: 5128051 (1992-07-01), Theis et al.
patent: 5256303 (1993-10-01), Zeiher et al.
patent: 5411666 (1995-05-01), Hollis et al.
patent: 5750070 (1998-05-01), Tang et al.
patent: 5888401 (1999-03-01), Nguyen
patent: 5895565 (1999-04-01), Steininger et al.
patent: 6180056 (2001-01-01), McNeel et al.
patent: 6217770 (2001-04-01), Haney et al.
patent: 6699391 (2004-03-01), Baldridge et al.
patent: 38 28 579 (1990-03-01), None
patent: 196 47 293 (1998-06-01), None
patent: 199 37 300 (2001-02-01), None
patent: 0 024 875 (1981-03-01), None
patent: 0 295 595 (1988-12-01), None
patent: 0 397 184 (1990-11-01), None
patent: 0 517 102 (1992-12-01), None
patent: 0 705 794 (1996-04-01), None
patent: 2 326 113 (1998-12-01), None
Whittaker et al. “Evaluation of Cleaning Strategies for Removal Biofilms”, Applied and Environmental Microbiology, vol. 43 (3), 1984, p 395-403.
Amjad. “Applications of Antiscalants to Control Calcium Sulfate Scaling in Reverse Osmosis Systems”,Desalination, vol. 54, (1985) 263-276.
Narziss.Overview of Beer Brewing, (1986) p. 331 and English translation.
Derwent Publications No. XP002150647 & JP 63 315119, Dec. 22, 1988.

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