Production process of urea granules for vehicles

The production process comprises the following steps: sequentially pressurizing liquid carbon dioxide and liquid ammonia, introducing the pressurized liquid carbon dioxide and liquid ammonia from the bottom of a urea synthesis tower, and carrying out a reaction to obtain a synthesis liquid; the synt...

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Bibliographische Detailangaben

Hauptverfasser:	JIAN YIXIN, CHEN QIAOQING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION THEIR RELEVANT APPARATUS TRANSPORTING
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