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Emergency rescue series products
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φ219 large diameter double-wall drill pipe

φ219/152 double-wall drill pipe is a large-diameter double-wall drill pipe, which can be used with various power head drills. The outer tube is connected with a special buckle, and the inner tube is connected with a plug-in connection with a seal. The structure is reasonable and the seal is reliable. It is widely used in mine rescue rescue holes, gas discharge wells, large-diameter engineering construction and large-diameter pile foundation construction.
产品名称

φ279 Double-wall drill collar

The 279/152 double-wall drill collar has a single length of 4.5 meters and a single weight of 1550 kg. It is connected with the centralizer to provide the weight for the impactor. The minimum weight for the 241 impactor is 6T. Combined with the weight of the centralizer, it is recommended to configure at least 4 A double-wall drill collar.
产品名称

Double-wall centralizer

Similar to the conventional drilling process, in order to maintain the verticality of the borehole during the rescue process, it is recommended that each level of borehole be equipped with a double-wall centralizer. The number and specifications of double-wall centralizers can be selected according to the drilling process.
产品名称

Gas reverse circulation rolling cutter bit

Compared with the positive circulation combined cone roller bit, the gas lift reverse circulation combined cone roller bit has a large diameter slag suction port, which is convenient for drilling slag and drilling fluid to enter the inner hole upper return channel, and is a special drill bit for the gas lift reverse circulation drilling process.
产品名称

Integrated choke ring

The integrated choke ring is to integrate the choke ring and the drilling tool, that is, directly set the choke ring on a double-walled short joint, which makes the choke ring installation more reliable and firm, and prevents the choke ring from falling off and disintegrating. Moreover, the rubber plate of the choke ring and the pressure plate are connected by bolts to prevent the rubber plate from pulling off and failing.
产品名称

Shock absorber

This is a newly added product category, which is "emergency rescue series products". This category product is placed after "drilling tool series products" and before "drilling machine series products". I have arranged the order of the products. After editing, please check the homepage, do not affect the 8 products on the homepage
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800 Zhongshan West Road, Shijiazhuang, Hebei Province

+86 13833170657 

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Category brief summary: 新闻资讯
MULTI-FUNCTIONAL SURVEY SAMPLING DRILL RIG
MULTI-FUNCTIONAL SURVEY SAMPLING DRILL RIG
Multi-function survey sampling drill rig is a special drilling rig developed according to the construction requirements of soil and groundwater survey sampling drilling, and is a highly integrated and automatic drilling rig specially applied in soil survey and sampling industry.
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Multi-function survey sampling drill rig is a special drilling rig developed according to the construction requirements of soil and groundwater survey sampling drilling, and is a highly integrated and automatic drilling rig specially applied in soil survey and sampling industry.
Established in 1975, Hebei Shitan Machinery Manufacturing Co., Ltd
Established in 1975, Hebei Shitan Machinery Manufacturing Co., Ltd
Established in 1975, Hebei Shitan Machinery Manufacturing Co., Ltd is subordinated to Hebei Geology and Mineral Industries Department. As the designated production enterprise, Hebei Shitan Machinery Manufacturing Co., Ltd specialized in manufacturing drilling equipment and auxiliary tools. It is a member of China Mining Association,
See more information
Established in 1975, Hebei Shitan Machinery Manufacturing Co., Ltd is subordinated to Hebei Geology and Mineral Industries Department. As the designated production enterprise, Hebei Shitan Machinery Manufacturing Co., Ltd specialized in manufacturing drilling equipment and auxiliary tools. It is a member of China Mining Association,

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