Patent · US Expired

Absorbent for water purification and process for preparing same

US4164482A · kind A · utility

5Cited by

3References

8Claims

0Family size

Assignee

Hoechst GmbH · DE

Inventors

Harald Berger · Kelkheim, DE
Karl-Ernst Quentin
Ludwig Weil · Munich, DE

Key dates

Filing date	Jun 13, 1977
Grant date	Aug 14, 1979
Priority date	—
Expiry date	Jun 13, 1997

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01J2220/46
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

An absorbent for water purification consisting of organic polymers and inorganic absorbing matter having a large surface is obtained by epitactically linking with each other the two components. The absorbent has good absorbing properties with respect to different classes of substances.

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