Removal of selenium in contaminated wastewater streams

Liquid purification or separation – Processes – Treatment by living organism

Reexamination Certificate

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Reexamination Certificate

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07815801

ABSTRACT:
Compositions and methods for the removal of selenium species from water containing high-salt concentrations and/or petroleum contaminants are described. The compositions and methods use a selenium-reducing microorganism adapted to adverse environments.

REFERENCES:
patent: 4285765 (1981-08-01), Pera et al.
patent: 4915928 (1990-04-01), Marcantonio
patent: 5858766 (1999-01-01), Premuzic et al.
patent: 5993667 (1999-11-01), Overman
patent: 6156191 (2000-12-01), Overman
patent: 6183644 (2001-02-01), Adams et al.
patent: 6387262 (2002-05-01), Rittmann et al.
patent: 6541240 (2003-04-01), Kilbane et al.
patent: 7140495 (2006-11-01), Hester et al.
patent: 7169295 (2007-01-01), Husain et al.
patent: 7175763 (2007-02-01), Husain et al.
patent: 7186340 (2007-03-01), Rittmann et al.
patent: 2005/0079114 (2005-04-01), Dubrovsky
patent: 2006/0037896 (2006-02-01), Cote et al.
patent: 2008/0302720 (2008-12-01), Bowman
patent: WO 87/00161 (1987-01-01), None
patent: WO 92/07798 (1992-05-01), None
patent: WO 94/22773 (1994-10-01), None
Bem, E. M., “Determination of Selenium in the Environment and in Biological Material”,Environmental Health Perspectives, 37:183-200 (1981).
Campbell, A.D., “Critical Evaluation of Analytical Methods for the Determination of Trace Elements in Various Matrices: Part 1: Determination of Selenium in Biological Materials and Water”, 56(5):645-651 (1984).
The International Search Report and Written Opinion for PCT application PCT/US2008/013360, Search report dated Jul. 20, 2009, 16 pages (2009).
Chung, J. et al., “Simultaneous bio-reduction of nitrate, perchlorate, selenate, chromate, arsenate, and dibromochloropropane using a hydrogen-based membrane biofilm reactor”,Biodegradation, 18:199-209 (2007).
Chung, J. et al., “Bioreduction of Selenate Using a Hydrogen-Based Membrane Biofilm Reactor”,Environ. Sci. Technol., 30:1664-1671 (2006).
Chung, J. et al., “Bio-reduction of Soluble Chromate using a Hydrogen-Based Membrane Biofilm Reactor”,Water Research, 40:1634-1642 (2006).
Chung, J. et al., “Bioreduction of Trichloroethene Using a Hydrogen-Based Membrane Biofilm Reactor”,Environ. Sci. Technol., 42:477-483 (2008).
Presser, T.S., United States Geological Survey, “Selenium Contamination Associated with Irrigated Agriculture in the Western United States”, National Research Program,, Water Resources Division, 7 pages (2007).
Siddique, T. et al., “Bacterial diversity in selenium reduction of agricultural drainage water amended with rice straw”,J. Environ. Qual., 34(1):217-226 (2005).

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