Patent · US Expired

Fluid treatment apparatus

US4246120A · kind A · utility

5Cited by
6References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 15, 1976
Grant dateJan 20, 1981
Priority date
Expiry dateJan 15, 1996

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF28F21/062
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Hollow fibre fluid fractionating apparatus in which the hollow fibres are twisted together to form cords which are assembled in a bundle in a fluid fractioning apparatus. The twists in the hollow fibres tend to break up boundary layers around the hollow fibres and improve the fractionating.

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