Process for preparing Xanthomonas heteropolysaccharides
US4758356A · kind A · utility
12Cited by
10References
3Claims
0Family size
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Key dates
| Filing date | Mar 20, 1987 |
| Grant date | Jul 19, 1988 |
| Priority date | — |
| Expiry date | Mar 20, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S507/936
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
Process for preparing Xanthomonas heteropolysaccharide from Xanthomonas campestris NCIB 11854 and use of the latter, e.g. as viscosity modifier in an aqueous solution, and in a drilling fluid and use in connection with well treatments, and enhanced oil recovery.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.