Patent · US Expired

Method for removing cationic contaminants from beverages

US4288462A · kind A · utility

35Cited by
5References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 4, 1980
Grant dateSep 8, 1981
Priority date
Expiry dateFeb 4, 2000

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD21H27/08
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Process for production of anionically charged filter media sheet including pretreatment of filter elements with cationic charge modifier, preferably employing inorganic colloidal silica charge modifiers. The resulting filters are used for the removal of haze or haze formers from beverages.

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