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【A Filtration Device for Natural Gas Compressor Unit Pipelines – Utility Model Patent Certificate】

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【A Soundproof and Noise-Reducing Cover for CNG Compressors – Utility Model Patent Certificate】

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【A Piston Sealing Device for Hydrogen Compressors – Utility Model Patent Certificate No. 2024210909950】

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【A Compact Quick-Connect Structure for Hydrogen Refueling – Utility Model Patent Certificate No. 2024208896789】

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【A Crankshaft Housing for CNG Compressors – Utility Model Patent Certificate No. 2024208892504】

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【A Calibration Device for Compressed Hydrogen Refueling Machines – Utility Model Patent Certificate No. 2024203232762】

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【An Explosion-Proof Device for Compressed Hydrogen Refueling Machines – Utility Model Patent Certificate No. 2024202618205】

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【A Hydrogen Reuse Device for Reciprocating Hydrogen Compressors – Utility Model Patent Certificate No. 2024202144764】