Wenfu ZHANG

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparing continuous bamboo fibers
- Patent number 11,639,561
- Issue date May 2, 2023
- INTERNATIONAL CENTER FOR BAMBOO AND RATTAN
- Haitao Cheng
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Patents Applicationslast 30 patents

Information Patent Application
WEATHER-RESISTANT PLANT FIBER-REINFORCED AIR DUCT WITH MULTI-LAYER...
- Publication number 20220011008
- Publication date Jan 13, 2022
- International Center for Bamboo and Rattan
- Haitao CHENG
- F24 - HEATING RANGES VENTILATING
Information Patent Application
METHOD FOR PREPARING CONTINUOUS BAMBOO FIBERS
- Publication number 20210363662
- Publication date Nov 25, 2021
- International Center for Bamboo and Rattan
- Haitao CHENG
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING