Patent · US Expired

Packing element for an exchange column

US4296050A · kind A · utility

128Cited by
9References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 26, 1977
Grant dateOct 20, 1981
Priority date
Expiry dateOct 26, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S261/72
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The packing element is made up of a plurality of corrugated plates which are provided with a plurality of apertures as well as with a fine fluting on the walls of the corrugations. The flutings are disposed on both sides of the plates. The flutings are in the form of grooves which extend at an angle to the axis of the column which is of opposite sign to the angle of the corrugations relative to the axis of the column.

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