Patent · US Expired

Ore flotation and flotation agents for use therein

US4533467A · kind A · utility

7Cited by
3References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 10, 1984
Grant dateAug 6, 1985
Priority date
Expiry dateMay 10, 2004

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB03D2203/02
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Diammonium bis(carboxyalkyl)-trithiocarbonate salts, dialkali metal bis(carboxyalkyl)-trithiocarbonate salts, their use as flotation agents, and a process for the production of these novel compositions are disclosed.

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