High-pressure water jet system and method for drilling and enlarging holes on coal bed
CHEN JINHUA, SUN DONGLING, DONG GANGFENG, LIN FUJIN, XIA YONGJUN, ZHANG JUN, LIANG YUNPEI, SUN BINGXING, HUANG XUCHAO, HE QING, LI RIFU
Year of Publication 19.09.2012
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Year of Publication 19.09.2012
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Ground well casing capable of preventing mining damage
CHEN JINHUA, ZHANG YUMING, JIANG WANGANG, CHAO JIANWEI, JIA QUANMIN, LONG QINGMING, LIN FUJIN, WU WENBIN, ZHANG JUN, YUE CHAOPING, SUN BINGXING, LIU YANG, LI RIFU, SUN DONGLING, SUN HAITAO
Year of Publication 06.11.2013
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Year of Publication 06.11.2013
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Burnisher shaft installation mechanism for leather polisher
YU LIDAN, ZHENG YINLIN, LIN FUJIN, WU ZHIYUAN, ZHENG JINHU, ZHENG ZHOU
Year of Publication 01.04.2009
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Year of Publication 01.04.2009
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Two-roll type leather polisher
YU LIDAN, ZHENG YINLIN, LIN FUJIN, WU ZHIYUAN, ZHENG JINHU, ZHENG ZHOU
Year of Publication 01.04.2009
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Year of Publication 01.04.2009
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Cooling device of leather embossing press
YU LIDAN, ZHENG YINLIN, LIN FUJIN, WU ZHIYUAN, ZHENG JINHU, ZHENG ZHOU
Year of Publication 26.11.2008
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Year of Publication 26.11.2008
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Infra-red heating apparatus of leather embossing machine
YU LIDAN, ZHENG YINLIN, LIN FUJIN, WU ZHIYUAN, ZHENG JINHU, ZHENG ZHOU
Year of Publication 24.09.2008
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Year of Publication 24.09.2008
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Negative-pressure automatic drainage device
SUN DONGLING, DONG GANGFENG, LIN FUJIN, LIANG YUNPEI, LONG WUJIAN, TANG YONG
Year of Publication 02.01.2008
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Year of Publication 02.01.2008
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Casing pipe device for mining area coal-bed gas well on ground
JIANG WANGANG, LEI YUCAI, FU JUNHUI, WU WENBIN, WANG FENGMING, LIU YANG, SUN DONGLING, GENG YANHUI, ZHAO XIAOSHAN, CHENG HAO, HU QIANTING, YU BAOZHONG, ZHANG YUMING, MA ZHENGHENG, LI GUOFU, CHAO JIANWEI, JIA QUANMIN, LIN FUJIN, ZHANG JUN, HE HUI, GUO WENSHUI, LI RIFU, SUN HAITAO, GUO HENG, YAO FENG, SUN RUI, WANG BUCHUAN
Year of Publication 18.09.2013
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Year of Publication 18.09.2013
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High-pressure water jet coal seam drilling and reaming system
CHEN JINHUA, SUN DONGLING, DONG GANGFENG, LIN FUJIN, XIA YONGJUN, ZHANG JUN, HUANG XUCHAO, LIANG YUNPEI, SUN BINGXING, HE QING, LI RIFU
Year of Publication 12.05.2010
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Year of Publication 12.05.2010
Patent
Method for descending and suspending production casing for mining area ground coal-bed gas well and casing device
JIANG WANGANG, LEI YUCAI, FU JUNHUI, WU WENBIN, WANG FENGMING, LIU YANG, SUN DONGLING, GENG YANHUI, ZHAO XIAOSHAN, CHENG HAO, HU QIANTING, YU BAOZHONG, ZHANG YUMING, MA ZHENGHENG, LI GUOFU, CHAO JIANWEI, JIA QUANMIN, LIN FUJIN, ZHANG JUN, HE HUI, GUO WENSHUI, LI RIFU, SUN HAITAO, GUO HENG, YAO FENG, SUN RUI, WANG BUCHUAN
Year of Publication 07.08.2013
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Year of Publication 07.08.2013
Patent
High-pressure water jet system and method for drilling and enlarging holes on coal bed
CHEN JINHUA, SUN DONGLING, DONG GANGFENG, LIN FUJIN, XIA YONGJUN, ZHANG JUN, LIANG YUNPEI, SUN BINGXING, HUANG XUCHAO, HE QING, LI RIFU
Year of Publication 25.11.2009
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Year of Publication 25.11.2009
Patent
Down-hole coal bed air-pressing helix drilling tools and drilling method using the same
OU CONG, SUN DONGLING, DONG GANGFENG, LIN FUJIN, GUO HENG, ZHANG JUN, LIANG YUNPEI, MIAO FATIAN
Year of Publication 27.02.2008
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Year of Publication 27.02.2008
Patent
Ground drilling casing capable of preventing mining damage
CHEN JINHUA, ZHANG YUMING, JIANG WANGANG, CHAO JIANWEI, JIA QUANMIN, LONG QINGMING, LIN FUJIN, WU WENBIN, ZHANG JUN, YUE CHAOPING, SUN BINGXING, LIU YANG, LI RIFU, SUN DONGLING, SUN HAITAO
Year of Publication 09.02.2011
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Year of Publication 09.02.2011
Patent
Ground well casing capable of preventing mining damage
CHEN JINHUA, ZHANG YUMING, JIANG WANGANG, CHAO JIANWEI, JIA QUANMIN, LONG QINGMING, LIN FUJIN, WU WENBIN, ZHANG JUN, YUE CHAOPING, SUN BINGXING, LIU YANG, LI RIFU, SUN DONGLING, SUN HAITAO
Year of Publication 15.12.2010
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Year of Publication 15.12.2010
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