Patent · US Expired

Industrial process for continuous production of zeolite A

US4314979A · kind A · utility

26Cited by
9References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 19, 1979
Grant dateFeb 9, 1982
Priority date
Expiry dateDec 19, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S423/24
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A process for continuous preparation of zeolite A of constant and homogeneous quality, consisting of instantly and continously mixing a sodium silicate solution and a sodium aluminate solution in the correct proportions and at an elevated temperature followed by transfer of the resulting slurry to a crystallization reactor. The product is recovered from the crystallization reactor washed and dried.

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