26 2017-09
Invention Name: purification method of natural flake graphite
Invention Name: purification method of natural flake graphite Patent number: ZL200410015267.4 Date of application: January 21, 2004 Date of authorization: June 7, 2006 ...
+More26 2017-09
The name of the invention: a treatment system and method for a fluorinated acid
The name of the invention: a treatment system and method for the acid containing wastewater containing fluorine after graphite purification INA bearing NSK bearing Luoyang bearing fag bearing inlet bearing Application number: 200810049949.5 Date of application: May 28, 2008 ...
+More26 2017-09
New name of utility model: a treatment system for acidic wastewater containing f
New name of utility model: a treatment system for acidic wastewater containing fluorine after graphite purification Application number: 200820070839.2 Date of application: May 28, 2008 ...
+More15 2013-08
Luoyang Guan Qi and the world's top 500 Japan Mitsui Co., Ltd. formally signed a
Luoyang crown and the world's top 500 companies, Mitsui Corporation, formally signed a joint venture cooperation agreement on the third floor of Huayang Plaza International Hotel in April 15th. The party secretary Mao Wanchun attended the signing ceremony and delivered speeches. The Deputy Sec...
+More05 2013-08
Graphite powder used for the negative electrode of lithium ion two battery and i
Invention Name: graphite powder used for lithium ion two battery negative electrode and preparation method Patent number: ZL200410015269.3 Date of application: January 12, 2004 Date of authorization: January 30, 2008 ...
+More05 2013-08
Inventive Name: purification process for purification of natural graphite with u
Inventive Name: purification process for purification of natural graphite with ultra high purity Patent number: ZL200610127388.7 Date of application: September 11, 2006 The date of authorization: September 17, 2008; ...
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