Patent · US Expired

Use of decahydro pyrazino [2,3-b] pyrazine for the reduction of the proportion of free or combined hydrogen sulphide present in a fluid

US5417845A · kind A · utility

1Cited by
8References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 16, 1993
Grant dateMay 23, 1995
Priority date—
Expiry dateApr 16, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23F11/149
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Process and use of decahydro pyrazino [2,3-b] pyrazine for the reduction of the proportion of free or combined hydrogen sulphide present in a fluid.

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