Patent · US Expired

Preparation of hydrogen cyanide

US6287531A · kind A · utility

3Cited by
5References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 7, 1996
Grant dateSep 11, 2001
Priority date
Expiry dateAug 7, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC40B40/18
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Hydrogen cyanide is produced by reacting ammonia and a hydrocarbon gas in the presence of a platinum-group-metal catalyst while the catalyst is heated by induction heating at a frequency of 0.5 to 30 MHz.

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