High Capacity Vacuum Degasser , Coal Bed Methane Drilling Vacuum Degassing Unit
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High Capacity 240m3/h 15KW Vacuum Degasser , Coal Bed Methane Drilling Vacuum Degasser Brief Introduction TRZCQ series vacuum degasser is a special purpose device and a new type one for the treatment of ......
Xi'an TianRui Petroleum Machinery Equipment Co., Ltd.
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3 1/2"-17 1/2" Well Hole Oil Drilling Tool for CBM Coal Bed Methane
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Oil well / CBM Drilling Tool O.D.: 43-340mm ADVANTAGES OF DOWNHOLE MOTOR Increased rate of penetration. Better hole deviation control. Reduction in drill string failure rate. Reduction in wear and tear of the swivel, Kelly, and rotary drives. Reduction in ......
Langfang Ouhang Technology Co., Ltd.
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CH4 coal mine methane detector
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coal mine methane detector Main parameters: 1. measurement range: (0-10)% CH4 2.Minimum differentiation numerical value: 0.5% CH4 3. Dial Scope of differentiation: (0-1)% CH4 4. Dial minimum subdivison levels: 0.02% CH4 5. Cell size: 1.5v; quantity: 2 pcs......
Shandong China Coal Industry&Mining Supplies Group
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G-105 drill pipe for coal bed gas exploitation by Tantu
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Specifications Oil Drill Pipe/Oil Casing Drilling Pipe/API 5DP Drill Pipe by Tantu NC50 API Drill Pipe by Tantu Oil Drill Pipe & Water Well Drill Pipe Flat Drill Pipe & Geological Drill Pipe Non-dig Drill Pipe & Drilling Joints OUR JOB IS TO SERVE... KEY ......
Chengdu Tantu Steel Co.,Ltd
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0-5%Vol CH4 Handheld Infrared Methane Gas Detector With LED Digital Tube Display
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Handheld Infrared Methane Gas Detector OVERVIEW JHB series infrared methane alarm detector is in compliance with mining products certification, it is mainly applied in coal mine, natural gas, CBM (Coal bed methane), rubbish filling, sewage treatment, ......
Beijing Zetron Technology Co., Ltd
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Dry type electric coal drill minig /drill for dry land
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...d” of EXOLOSION-PROOF ELECTRIC EQUIPMENT USED IN EXPLOSIVE ENVIRONMENT. They apply to mine wells where have methane of coal-dust explosive dangers and are used for drilling mid-hard and bard coal beds. The drills have the advantages of low temp-raising,...
Shandong China Coal Industry & Mining Group Co.,Ltd
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MQ - 4 Natural Coal Air Quality Gas Sensors , Adjustable Methane Gas Sensor
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MQ-4 Air Quality Gas Sensors Methane Gas Sensor Natural Coal Co Methane Detector Module Application: It is widely used in domestic gas leakage alarm, industrial flammable gas alarm and portable gas detector. Feature: It has good sensitivity to propane, ......
DELI ELECTRONICS TECHNOLOGY CO.,LTD
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Underground Coal Mines Permanent Magnet Synchronous Machine 1000kw
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... Coal Mines With Methane Explosive Mixture And Coal Dust Product overview TBVF series low-speed and high-torque permanent magnet direct drive motors are suitable for the underground environment of coal mines with methane explosive mixture and coal dust......
Tellhow Technology (Chongqing) Co., Ltd.
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Portable CH4 Methane Combustible Gas Detector Data Storage Function 0 - 100% LEL
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...present. Methane, one of the combustible gas which is lighter than air, tends to rise to the ceiling of a mine or tunnel leaving it virtually undetectable to the senses. Methane can cause injury or death by asphyxiation, when it is in high concentrations,...
Shenzhen YuanTe Technology Co., Ltd. (Safegas)
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G4P CH4 Infrared Methane Gas Sensor With 5-100%VOL Range 1ppm Resolution
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.... This sensor meets the requirements of "GB15322 Combustible Gas Detector", "AQ6211-2008 Non-dispersive Infrared Methane Sensor for Coal Mines" and "AQ1052-2008 General Technical Conditions for...
ShenzhenYijiajie Electronic Co., Ltd.
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