Patent · US Expired

Method for hindering the scaling by waters

US4532046A · kind A · utility

23Cited by
5References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 24, 1983
Grant dateJul 30, 1985
Priority date
Expiry dateAug 24, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC02F5/12
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

A method for eliminating the scaling by deposit of alkaline earth compounds from an aqueous medium; to said medium is added an agent comprising a water-soluble polymer bearer of hydroxamic groups attached to a linear hydrocarbon chain.

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