Patent · US Expired

Fluid control device

US4894152A · kind A · utility

45Cited by
25References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 13, 1987
Grant dateJan 16, 1990
Priority date
Expiry dateAug 13, 2007

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N30/6017
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A fluid control device for use in a fluid chromatography system comprising a control plate with a radial channel structure and a porous plug to create a fluid distribution across the entire cross sectional area of a separating matrix yielding increased efficiency in fluid chromatography operations.

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