Chemistry: molecular biology and microbiology – Process of utilizing an enzyme or micro-organism to destroy... – Treating animal or plant material or micro-organism
Reexamination Certificate
2007-10-26
2011-12-13
Ford, Allison M. (Department: 1651)
Chemistry: molecular biology and microbiology
Process of utilizing an enzyme or micro-organism to destroy...
Treating animal or plant material or micro-organism
C435S041000, C435S174000, C435S176000, C435S177000, C435S198000, C435S262000, C435S267000
Reexamination Certificate
active
08076123
ABSTRACT:
This invention relates to an oil degumming method that is free of emulsification. This method includes the steps of treating crude oil first with immobilized phospholipase and then extracting the phospholipase-treated crude oil with pure water or an aqueous solution.
REFERENCES:
patent: 2683155 (1954-07-01), Dron
patent: 3566871 (1971-03-01), Richter et al.
patent: 3909381 (1975-09-01), Ehrsam
patent: 4341713 (1982-07-01), Stolp et al.
patent: 5122365 (1992-06-01), Murayama
patent: 5265367 (1993-11-01), Kinoshita
patent: 5558781 (1996-09-01), Buchold
patent: 6001640 (1999-12-01), Loeffler et al.
patent: 6162623 (2000-12-01), Grote et al.
patent: 6407271 (2002-06-01), Deffense
patent: 6426423 (2002-07-01), Copeland et al.
patent: 2004/0005604 (2004-01-01), Gramatikova et al.
patent: 2005/0227945 (2005-10-01), Schmitt et al.
patent: 2007/0218175 (2007-09-01), Chou et al.
patent: 1 788 080 (2007-05-01), None
patent: 5091889 (1993-04-01), None
patent: 06-306386 (1994-01-01), None
patent: 11-228986 (1999-08-01), None
patent: WO 9701632 (1997-01-01), None
patent: WO 03/102118 (2003-12-01), None
patent: 2006/133698 (2006-12-01), None
Lee, DH et al. Biodiesel production using a mixture of immobilized Rhizopus oryzae and Candida rugosa lipases. Biotechnology and Bioprocess Engineering. 2006. 11: 522-525.
Yang et al. “Degumming of Vegetable Oil.” Food Technol Biotechnol, 44(1): 101-104. 2006.
Segers, JC and va de Sande, RLKM. “Degumming—Theory and Practice.” Edible Fats and Oils Processing: Basic Principles and Modern Practices. D.R. Erickson (ed.) The American Oil Chemist Society. (place of publication unknown). 1990. pp. 90-93.
2.P.155, Oil Degumming, in Enzymes in Industry: Production and Applications, edited by Wofgang Aehle, 2nd ed., Wiley-VCH Verlag GmbH & Co. KGaA, 2004.
Yang, J.G., et al, Degumming of Vegetable Oil by a New Microbial Lipase, Food Technol, Biotechnol. 44(1) 101-104(2006).
Use of Lecitase Ultra in degumming vetable oils, Oils & Fats/2002-18255-01.pdg., Novozymes Application Sheet.
Dahike, K., An Enzymatic process for the Physical Refining of Seed Oils,. Chem. Eng. Technol. 21 (1998) pp. 278-281.
Winter, B.H., Komelia Titze and Volker Marschner, Application of phospholipases in the edible oil industry, Fett/Lipid 100 (1998), Nr. 4-5, S. 152-156.
Song 1.K. et al, Phospholipases: Occurrence and production in Microorganisms, Assay for High-Throughput Screening, and Gene Discovery from Natural and Man-Made Diversity, JAOCS vol. 82, No. 10(2005).
Choukri, A. et al., Improvided Oil Treatment Conditions for Soft Degumming, JAOCS vol. 78, No. II (2001).
Clausen, K., Enzymatic oil-degumming by a novel microbial phospholipase, Eur. J. Lipid Sci. Technol. 103 (2001) 333-340.
PP. 266-288, Enzymes in Lipid Modification, edited by U.T. Bomscheuer, Wiley-VCH, 2000.
Official Methods and Recommended Practices of the American Oil Chemists' Society, AOCS, Champain (1997) Ca 12-55.
Fernandez Susan E
Ford Allison M.
Oilseeds Biorefinery Corporation
Thomas Kayden Horstemeyer & Risley LLP
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