Patent · US Expired

Packing for an exchange column

US4455339A · kind A · utility

27Cited by
3References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 14, 1982
Grant dateJun 19, 1984
Priority date
Expiry dateJul 14, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24719
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The packing is constructed for an exchange column and is provided with corrugated lamellae which have steep portions disposed between the various corrugations in order to accelerate the descending liquid phase between the corrugations. The steep portions are vertically arranged between adjacent corrugations or between pairs of adjacent corrugations.

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