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Congratulations To China Coal Group For Obtaining 3 National Invention Patent Authorizations

Recently, three invention patents were independently developed and produced by China Coal Group Manufacturing Corporation: "an explosion-proof electrical switch", "a mine dust concentration sensor, sensor system and meth...

Tags: Invention patent authorization

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Congratulations To China Coal Group For Obtaining Eight National Utility Model Patent

Recently, eight new products independently researched and developed by China Coal Group Manufacturing Corporation have received a notice of granting utility model patents issued by the State Intellectual Property Office....

Tags: China Coal News Patent

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Warmly Congratulate Agricultural UAV Done Sprayer Rod of Shandong Kate Intelligent Robotic On Obtaining National Utility Model Patent

the spray rod for a Agricultural UAV Done that developed independently by Shandong Kate Intelligent Robotic Co., Ltd, which under flag of Shandong China Coal Group passed the audit of the State Intell...

Tags: Agricultural UAV Drone Shandong Kate National Utility Model Patent

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Warm Congratulation to China Coal Group On Obtaining Utility Model Patent of Car Arrester

Car Arrester, which developed independently by China Coal Group passed the audit of the State Intellectual Property Office and obtained the Certificate of Utility Model Patent...

Tags: China Coal Group Car Arrester Utility Model Patent

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Warm Congratulation to China Coal Group For Obtaining Product Utility Model Patent of No Pressure Air Door

Mining No Pressure Air Door, which developed independently by China Coal Group passed the audit of the State Intellectual Property Office and obtained the Certificate of Utility Model Patent...

Tags: China Coal Group Utility Model Patent Mining Door

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Warmly Congratulated Product Sliding Stop Buffer of China Coal Group Won the Certificate of Utility Model Patent

Recently, the product--sliding stop buffer( product details please refer to https://www.chinacoalintl.com/pd-1447), which developed independently by China Coal Group passed the audit of the State Inte...

Tags: Sliding Stop Buffer China Coal Group Certificate Utility Model Patent

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