Title: Method for producing organic compound fertilizer by using waste material
Application Number: 92101482 Application Date: 1992.03.01
Publication Number: 1075946 Publication Date: 1993.09.08
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C05F1/00
Applicant(s) Name: Tonghai Bone Glue Factory, Yunnan Prov. Address: 652704
Inventor(s) Name: Qian Dongfu, Wang Jizhou
Attorney & Agent: ZHANG YI DONG JIANGANG
Abstract:
     The fertilizer uses waste bone dust, bone dregs, waste glue dregs, waste hair or waste residue as raw material, the production method includes following steps: 1) measure the pH value of the raw material and adjust to neutral state, 2) heat the neutral material, after pressing for 1.5-3 hr., stove and smash, 3) quantitatively analyze the contents of nitrogen, phosphorus and potassium, supplement the insufficient components, then add bonding agent, stir, stove, inspect and pack up.
Time: 6