Hebei Longcheng Coal Comprehensive Utilization Co., Ltd.

China

 
Total IP 9
Total IP Rank # 171,668
IP Activity Score 1.7/5.0    8
IP Activity Rank # 114,780

Patents

Trademarks

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Last Patent 2022 - Sealing structure of horizontal ...
First Patent 2017 - Coal pyrolysis process device

Latest Inventions, Goods, Services

2020 Invention Sealing structure of horizontal rotary pyrolysis kiln. The present invention relates to sealing t...
Invention Horizontal slag cooler. Disclosed is a horizontal slag cooler, comprising a housing (1), a materi...
Invention Rotary kiln. The embodiments of the present disclosure provide a rotary kiln, relating to the tec...
Invention Heat exchanger. A heat exchanger, which not only can be used for cooling and exchanging heat of m...
Invention Rotary kiln sealing system and rotary kiln equipment. A rotary kiln sealing system and rotary kil...
Invention Material drying device and application thereof. A material drying device and application thereof,...
Invention Dynamic sealing structure and rotary kiln apparatus. Provided are a dynamic sealing structure and...
Invention Centrifugal impurity-removing machine for wastewater and centrifugal impurity-removing device for...
2017 Invention Coal pyrolysis process device. A coal pyrolysis process device, comprising a primary coal pyrolys...