Patent · US Expired

Reactor and plant for manufacturing ammonium salts

US5904906A · kind A · utility

5Cited by
4References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 14, 1997
Grant dateMay 18, 1999
Priority date
Expiry dateNov 14, 2017

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2219/00182
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A reactor for manufacturing salts which includes a first tubular reaction chamber having at least one acid feed and at least one ammonia feed which are arranged in a first up-stream part of the reactor. The reactor has a second part arranged as an extension of the first and which includes, in a flow direction, a convergent segment, a cylindrical tube and a divergent segment and wherein the second part has at least one second ammonia feed which communicates with the second part in the vicinity of the convergent segment and which is controlled to obtain basic vapors at an outlet of the reactor.

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