Title: Process for preparing humic acid
Application Number: 02150088 Application Date: 2002.11.26
Publication Number: 1420119 Publication Date: 2003.05.28
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C07G1/00,C08H5/02
Applicant(s) Name: Lu Junzhen Address: 017400
Inventor(s) Name:
Attorney & Agent: he shuzhen
Abstract:
     A process for preparing humic acid includes such steps as pulverizing peat or weathered coal, adding alkaline solution, stirring, adding ammonium salt, stirring, sealing, reaction baking and pulverizing. Its advantages are simple process, high concentration and low cost.
Time: 5