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Changjian Li

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Publication

Featured researches published by Changjian Li.

Archive | 2011

Light pipe protective cap

Jinming Li; Xinlai Wang; Changjian Li; Guihe Wu; Yaojun Zhang; Wei Zhou

Archive | 2012

Tapered external screw thread protector

Jinming Li; Xinlai Wang; Changjian Li; Wei Zhou; Shaopeng Pei

Archive | 2012

Special high-elasticity low-temperature-resistant raw material for thread protector

Jinming Li; Xinlai Wang; Changjian Li; Wei Zhou; Zhipo Han; Mei Lu

Archive | 2012

Thread protector with flat-top back cover

Jinming Li; Xinlai Wang; Changjian Li; Wei Zhou; Shaopeng Pei

Archive | 2012

Inner-plug type protective cap for smooth pipe

Jinming Li; Xinlai Wang; Changjian Li; Yaojun Zhang; Wei Zhou; Mei Lu

Archive | 2012

Inner plug type steel pipe protection cap

Jinming Li; Xinlai Wang; Changjian Li; Yaojun Zhang; Wei Zhou; Mei Lu

Archive | 2012

Polished pipe protection cap with positioning end

Jinming Li; Xinlai Wang; Changjian Li; Yaojun Zhang; Wei Zhou; Mei Lu

Archive | 2012

Internal thread protector with taper

Jinming Li; Xinlai Wang; Changjian Li; Wei Zhou; Shaopeng Pei

Archive | 2012

Thread protector with detaching technique holes

Jinming Li; Xinlai Wang; Changjian Li; Yaojun Zhang; Wei Zhou; Mei Lu

Archive | 2012

Plastic pallet with square-shaped reinforced ribs

Jinming Li; Xinlai Wang; Changjian Li; Wei Zhou; Shaopeng Pei

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Collaboration

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