China Coal Group
Warm Congratulation to China Coal Group On Obtaining Utility Model Patent of Car Arrester
Car Arrester obtained the Certificate of Utility Model Patent(Cert. no:5838555, Patent no: ZL 201620879706)
Warmly Congratulate China Coal Group On Obtaining National Utility Model Patent of A Mine Product
Underground mine activity bracket mine car which is independently researched and developed by China Coal Group passed the audit of the State Intellectual Property Office and obtained the Certificate o
Sliding Buffer Stop of China Coal Group Won Certificate of Utility Model Patent
sliding buffer stop( product details please refer to https://www.railroadmachinery.com/productinfo1521), which developed independently by China Coal Group passed the audit of the State Intellectual Pr
Mining No Pressure Air Door of China Coal Group Obtained Certificate of Utility Model Patent
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
Warmly Congratulated Product Sliding Stop Buffer of China Coal Group Won the Certificate of Utility Model Patent
Recently, the product--sliding stop buffer, which developed independently by China Coal Group passed the audit of the State Intellectual Property Office and obtained the Certificate of Utility Model P
1121 2017-02-13 Sliding Stop Buffer China Coal Certificate Utility Model Patent DETAILS
Fixed Mine Cars of China Coal Group Sent to Taiyuan, Shanxi Province
A Batch of Fixed Mine Cars of China Coal Group Sent to Taiyuan, Shanxi Province