Puyan Hou

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Zhengzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for treating sulfur-containing organic wastewater
- Patent number 12,037,268
- Issue date Jul 16, 2024
- China Petroleum and Chemical Corporation
- Wenlong Liang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Biological desulfurizer for removing organic sulfur in fracturing f...
- Patent number 11,926,544
- Issue date Mar 12, 2024
- China Petroleum and Chemical Corporation
- Xiaoqing Qiu
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE