Patent · US Expired

Method of preparation of gasoline vapor adsorptive activated carbon

US5324703A · kind A · utility

35Cited by
5References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 21, 1993
Grant dateJun 28, 1994
Priority date
Expiry dateJul 21, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01B32/348
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A method of manufacturing hard pelleted activated carbon is disclosed in which pellets are first formed by agglomeration in a pin mixer followed by pelleting the plasticized acid char (without the use of additional binders), and then activating the carbon pellets to yield a product with high density and activity.

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