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Invention Patents

So far, we have obtained three invention patens and two utility model patents
Three patents are as follows:
Invention: Preparation method of an industrial briquette adhesive, Patent Number: ZL 00 1 10970.7
Invention: Preparation method of a dry powder briquette adhesive, Patent Number: ZL 2006 1 0045496.X
Invention: Formed coke rotary coke quenching device and method, Patent No: ZL 2007 1 0014830.X
Two utility model patents are as follows:
Utility model: Rotary type formed coke carbonization tunnel kiln, Patent No.: ZL 2007 2 0024472.6
Utility model: Formed coke rotary coke quenching device, Patent Number: ZL 2007 2 0024473.0 

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