Patent · US Expired

Welan gum-ethylene glycol insulating compositions

US5290768A · kind A · utility

12Cited by
4References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 18, 1991
Grant dateMar 1, 1994
Priority date
Expiry dateJan 18, 2011

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16L59/143
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

An ethylene glycol composition containing a glycol-compatible welan gum having unique viscosity and thermal properties. The composition is especially suitable as an insulation material.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.