Patent · US Expired

Preparation of strontium carbonate

US4421729A · kind A · utility

7Cited by
6References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 11, 1982
Grant dateDec 20, 1983
Priority date
Expiry dateJan 11, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01F11/187
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Strontium carbonate is prepared by the process of reacting strontium nitrate in an aqueous reaction medium with carbon dioxide to precipitate strontium carbonate product, the nitric acid byproduct that forms being neutralized by the introduction of lime to the reaction medium.

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