E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
195/140, 31/26
E21B 43/27 (2006.01) C12P 21/00 (2006.01)
Patent
CA 1289495
TITLE OF THE INVENTION ACID STABLE HETEROPOLYSACCHARIDE S-421 ABSTRACT OF THE DISCLOSURE Heteropolysaccharide S-421, prepared by fermentation of an unidentified Agrobacterium species ATCC 53378, has valuable properties as an acid stable heteropolysaccharide and is especially valuable for use in acidizing fluids.
527156
Best Glen H.
Steenbergen Suzanne M.
Goudreau Gage Dubuc
Monsanto Company
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