Patent · US Expired

Use of acrylamide polymers as a stopleak in closed cooling systems

US3984507A · kind A · utility

5Cited by
4References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 25, 1974
Grant dateOct 5, 1976
Priority date
Expiry dateNov 25, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K3/12
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A method for stopping leaks in closed cooling systems by adding thereto a finely divided acrylamide polymer.

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