Patent · US Active

Method for producing melamine with heat recovery

US7977479B2 · kind B2 · utility

3Cited by

2References

7Claims

0Family size

Assignee

Lurgi GmbH · DE

Inventors

Martin Müller-Hasky · Heusenstamm, DE
Jürgen Eberhardt · Rodgau, DE
Arne Schadt · Bad Nauheim, DE

Key dates

Filing date	Mar 6, 2006
Grant date	Jul 12, 2011
Priority date	—
Expiry date	Jul 17, 2028

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P20/50
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention relates to a method for producing melamine by decomposing urea inside a fluidised bed reactor, during which the hot reaction gas is cooled inside a gas cooler, and the obtained heat is directly used for pre-heating the fluidizing gas required for creating the fluidized bed.

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