Patent · US Expired

Process for preparing Xanthomonas heteropolysaccharides

US4752580A · kind A · utility

12Cited by
5References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 29, 1984
Grant dateJun 21, 1988
Priority date
Expiry dateJun 29, 2004

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.