Original document(5 pages)  中文版
    This invention relates to the prepn. of basic zinc carbonate and activated zinc oxide by ammonium bicarbonate sedimentation method. The advantages of the process are (1) the utilization of waste zinc cpds., (2) the short prodn. line (3) low equipment investment, low prodn. cost and (4) good prod. quality. It is esp. suitable for small-sized or medium-sized enterprises.
Application Number
申请号		 89101894 Application Date
申请日		 1989.03.27
Title 名称 Prepn. of basic zinc carbonate and activated zinc oxide by ammonium bicarbonate sedimentation method
Publication Number
公开号		 1045956 Publication Date
公开日		 1990.10.10
Approval Pub. Date Granted Pub. Date
International Classification 分类号 C01G9/00
Applicant(s) Name
申请人		 Jin'gang Chemical Plant, Jilin City
Address 地址
Inventor(s) Name 发明人
Attorney & Agent 代理人 SUN ZILI TIAN CHANGYUN
More information 更  多  信  息


 Related patents information
Process for parparing natural health-care beverage from Chinese-medicinal materials
High resolution static frequency domain removed magnetotelluric method
Google
Note:All patent data come from State Intellectual Property Office of the People's Republic of China. If there were discrepancies between here and the State Intellectual Property office, the later is more accurate. The patent data is only for public exchange and learning purposes. We are not responsible for the adverse consequences with unverified use of the data.