Patent · US Expired

Sorption of trialkyl arsines

US4933159A · kind A · utility

16Cited by
7References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 2, 1989
Grant dateJun 12, 1990
Priority date
Expiry dateNov 2, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S210/908
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Trialkyl arsines are removed from fluids, in particular gases, by contacting with a solid sorbent material containing at least one silver component (preferably nitrate and/or oxide and/or metal) and a support material (preferably alumina, fluorided alumina, silica, fluorided silica, titania or magnesium aluminate).

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