Patent · US Expired

Cleaning system

US4986293A · kind A · utility

3Cited by
9References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 25, 1988
Grant dateJan 22, 1991
Priority date
Expiry dateOct 25, 2008

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB08B9/093
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A mixing and dispersion vessel is provided with an agitator blade shaped to conform to the cross-sectional shape of the vessel, and for the purpose of cleaning the agitator has a passage extending along its length with a number of orifices opening from the passage, and is supplied with solvent through a supply pipe extending to the exterior of the vessel.

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