Hong LAI

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Jiangsu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Tensioning device and tensioning method for steel wire rope of cage...
- Patent number 9,708,160
- Issue date Jul 18, 2017
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Zhencai Zhu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Long-distance transport system for people in inclined lane
- Patent number 9,428,367
- Issue date Aug 30, 2016
- China University of Mining and Technology
- Zhencai Zhu
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
TENSIONING DEVICE AND TENSIONING METHOD FOR STEEL WIRE ROPE OF CAGE...
- Publication number 20170015522
- Publication date Jan 19, 2017
- China University of Mining and Technology
- Zhencai ZHU
- B66 - HOISTING LIFTING HAULING
Information Patent Application
LONG-DISTANCE TRANSPORT SYSTEM FOR PEOPLE IN INCLINED LANE
- Publication number 20150375967
- Publication date Dec 31, 2015
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Zhencai ZHU
- B66 - HOISTING LIFTING HAULING