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Title:
MANUFACTURING METHOD USING COPPER-CONTAINING SLAG
Document Type and Number:
WIPO Patent Application WO/2019/071795
Kind Code:
A1
Abstract:
A manufacturing method using a copper-containing slag, comprising the following steps: S1, slag mixing: putting a copper slag into a reaction device and adding calcium-based minerals and additives, heating the slag into a molten state and adding one or more of a copper oxide mineral, a copper sulphide mineral and a copper-containing material, homogeneously mixing the materials to be used as a reaction slag, and monitoring the reaction slag in real-time, enabling through regulation the reaction slag to meet condition a: the temperature of the reaction slag is controlled to be between 1100 to 1450℃ and also condition b: a CaO/SiO2 basicity ratio of the reaction slag is controlled to be 0.15-1.5, and obtaining a post-reaction slag; and S2, separation and recovery.

Inventors:
ZHANG, Li (Chuangxin Road 195, Hunnan DistrictShenyang, Liaoning 9, 110169, CN)
ZHANG, Wu (Chuangxin Road 195, Hunnan DistrictShenyang, Liaoning 9, 110169, CN)
Application Number:
CN2017/115650
Publication Date:
April 18, 2019
Filing Date:
December 12, 2017
Export Citation:
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Assignee:
NORTHEASTERN UNIVERSITY (Chuangxin Road 195, Hunnan DistrictShenyang, Liaoning 9, 110169, CN)
International Classes:
C22B7/04; C22B11/02; C22B13/02; C22B15/00; C22B19/30; C22B26/10; C22B30/06; C22B58/00
Foreign References:
CN106191344A2016-12-07
CN104846209A2015-08-19
CN106755652A2017-05-31
CN106755654A2017-05-31
CN106755656A2017-05-31
CN106755651A2017-05-31
JP2009227494A2009-10-08
Attorney, Agent or Firm:
BEIJING EASY JOY SOON IP AGENT LTD. (Room 1212, 12F Tower A2, Changyuan Tiandi Building, Suzhou Street, Haidian District, Beijing 0, 100080, CN)
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