Patent · US Expired

Method for hardening granular inorganic salt compounds

US6365120B1 · kind B1 · utility

7Cited by

6References

13Claims

0Family size

Assignee

Lobeco Products, Inc. · US

Inventors

Victor M. Granquist · North Palm Beach, US
Robert Kern · Weingarten, DE

Key dates

Filing date	Feb 28, 2000
Grant date	Apr 2, 2002
Priority date	—
Expiry date	Feb 28, 2020

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC05G3/30
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Solid inorganic particulate salts having increased hardness are produced by incorporating a novel additive composition comprised of ammonium sulfate and a naphthalene sulfonate compound.

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