Patent · US Expired

Heat accumulating agent

US4491529A · kind A · utility

3Cited by

0References

10Claims

0Family size

Assignee

U.S. Philips Corporation · US

Inventors

Vera Piel · Aachen, DE
Johann Schroder · Aachen, DE

Key dates

Filing date	Jul 28, 1983
Grant date	Jan 1, 1985
Priority date	—
Expiry date	Jul 28, 2003

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K5/063
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The use of calcium chloride hexahydrate as a heat accumulating agent for latent heat accumulators is improved when as a nucleating agent (so as to avoid supercooling) special caesium salts, bismuth salts and/or lead salts are used.

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