Zhefeng Xu

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Panzhihua, CN

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Patents Grantslast 30 patents

Information Patent Grant
Water-based high-temperature-resistant titanium-steel anti-bonding...
- Patent number 10,640,660
- Issue date May 5, 2020
- PANGANG GROUP RESEARCH INSTITUTE CO., LTD.
- Zhefeng Xu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Metal protection coating, hot-dip Zn metallic material and hot-dip...
- Patent number 9,181,447
- Issue date Nov 10, 2015
- PANGANG GROUP PANZHIHUA IRON & STEEL RESEARCH INSTITUTE CO., LTD.
- Zhefeng Xu
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Preparation method of hot dip galvanized sheet anti-corrosive treat...
- Patent number 8,742,000
- Issue date Jun 3, 2014
- Pangang Group Steel Vanadium and Titanium Co., Ltd.
- Zhefeng Xu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Passivant for hot-dip Al-Zn-coated sheet and preparation method and...
- Patent number 8,728,628
- Issue date May 20, 2014
- Pangang Group Steel Vanadium and Titanium Co., Ltd.
- Ping Yuan
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
WATER-BASED HIGH-TEMPERATURE-RESISTANT TITANIUM-STEEL ANTI-BONDING...
- Publication number 20190264041
- Publication date Aug 29, 2019
- PANGANG GROUP RESEARCH INSTITUTE CO., LTD.
- Zhefeng XU
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METAL PROTECTION COATING, HOT-DIP ZN METALLIC MATERIAL AND HOT-DIP...
- Publication number 20130078456
- Publication date Mar 28, 2013
- Pangang Group Panzhihua Iron & Steel Research Institute Co., Ltd.
- Zhefeng Xu
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
PASSIVANT FOR HOT-DIP AL-ZN-COATED SHEET AND PREPARATION METHOD AND...
- Publication number 20120135267
- Publication date May 31, 2012
- Ping Yuan
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PREPARATION METHOD OF HOT DIP GALVANIZED SHEET ANTI-CORROSIVE TREAT...
- Publication number 20120052312
- Publication date Mar 1, 2012
- Pangang Group Steel Vanadium and Titanium Co., Ltd
- Zhefeng Xu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...