Patent · US Active

Pipe reactor and plant for manufacturing of especially urea ammonium sulphate

US8524165B2 · kind B2 · utility

0Cited by

5References

20Claims

0Family size

Assignee

YARA INTERNATIONAL ASA · NO

Inventors

Francois Ledoux · Cormeilles-en-Parisis, FR
Vincent Duponchel · Mouvaux, FR
Edmond Vogel · Vaucresson, FR

Key dates

Filing date	Mar 2, 2005
Grant date	Sep 3, 2013
Priority date	—
Expiry date	Dec 1, 2028

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01J2219/00119
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A pipe reactor, especially for production of UAS, includes a tubular body and a reactor head, wherein the reactor head has a device for axial injection of acid, a device for injection of ammonia, a device for supply of urea and a reaction chamber, where acid and ammonia can react before coming into contact with urea.

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