GUOKE YONGJI (BEIJIING) ENGINEERING INSTALLATION CO., LTD

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BEIJING, CN

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Patents Grantslast 30 patents

Information Patent Grant
High-temperature high-efficiency explosion-proof integrated modular...
- Patent number 11,781,431
- Issue date Oct 10, 2023
- Guoke Yongji (Beijing) Engineering Installation Co., Ltd.
- Qianfu Xing
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

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Patents Applicationslast 30 patents

Information Patent Application
HIGH-TEMPERATURE HIGH-EFFICIENCY EXPLOSION-PROOF INTEGRATED MODULAR...
- Publication number 20220145760
- Publication date May 12, 2022
- Guoke Yongji (Beijing) Engineering Installation Co., Ltd.
- Qianfu Xing
- E21 - EARTH DRILLING MINING