Patent · US Expired

Protective slurry mixture

US4808297A · kind A · utility

13Cited by
6References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 30, 1987
Grant dateFeb 28, 1989
Priority date
Expiry dateOct 30, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10G35/06
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

By use of a slurry mixture described herein, catalyst particles or other similar particles can be transferred over considerable temperature differential without breaking or crumbling. By selecting a carrier fluid with a combination of high critical temperature and low critical pressure relative to the conditions under which the particles will function, a slurry mixture is provided which protects the contained particles against breakage.

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