Patent · US Expired

Compact contacting device

US5363909A · kind A · utility

11Cited by
10References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 27, 1991
Grant dateNov 15, 1994
Priority date
Expiry dateNov 27, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S62/906
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

An apparatus comprising a rotatable mass of structured packing for mass or heat transfer between two contacting fluids of different densities wherein the packing mass is made up of corrugated sheets of involute shape relative to the axis of the packing mass and form a logarithmic spiral curved counter to the direction of rotation.

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