E21F 17 - Methods or devices for use in mines or tunnels, not covered elsewhere

Patents for E21F 17 - Methods or devices for use in mines or tunnels, not covered elsewhere (4,758)
12/2011
12/14/2011	CN202073596U 矿用井下手持智能终端系统 Underground mine smart handheld terminal system
12/14/2011	CN202073595U 一种风筒吊挂装置 One kind of duct hanging device
12/14/2011	CN202073565U Mine-used integral solenoid valve
12/14/2011	CN202073560U 柔性矿山压应力监测压力枕和监测装置 Flexible mine stress pillows and monitor pressure monitoring device
12/14/2011	CN102279410A Real-time monitoring system and method for underground mining activities of mine
12/14/2011	CN101566073B 一种寒区隧道施工缝双源供热排水防冻方法 Tunnel construction of a dual-source heating in cold regions seam drainage freezing method
12/13/2011	US8074943 Pipe protector
12/07/2011	CN202066850U 多气体测定器 Multi-gas measuring device
12/07/2011	CN202066468U 一种支护质量检测仪 One kind of supporting quality detector
12/07/2011	CN202065011U Monitoring system for main fans in mine shaft
12/07/2011	CN202065010U 多参数智能型在线监测调节报警设备 Multi-parameter intelligent online monitoring adjustable alarm equipment
12/07/2011	CN202065009U 风筒布网圈托挂结构 Hair Dryers cloth mesh ring hanging bracket structure
12/07/2011	CN202065003U 矿井巷道椭圆形双开式全自动灾害堵防装置 Mine tunnel open oval twin disasters automatic anti-blocking device
12/07/2011	CN202065002U 矿井平板双开式全自动灾害堵防装置 Automatic double open flat mine disaster prevention blocking device
12/07/2011	CN202065001U 矿井绞车巷道全自动灾害堵防装置 Winch mine roadway blocking automatic disaster prevention device
12/07/2011	CN102269014A 基于无线传感器网络的煤矿井下火灾监测系统 Coal mine fire monitoring system based on wireless sensor networks
12/07/2011	CN102268952A 煤矿井下用气囊式密封舱门 Coal mine with a balloon-type seal doors
12/07/2011	CN101798927B 近红外线光谱识别煤矸及含矸量控制方法 Near-infrared spectroscopy to identify the amount of gangue and Refuse control method
12/07/2011	CN101787895B 煤矿巷道用双层折叠隔热筒 Coal mine tunnel collapsed with double insulated tube
12/07/2011	CN101775996B 煤矿隐患定位实时播放监控预警的方法 Real Player locate mines hidden monitoring and early warning methods
12/07/2011	CN101621431B 煤矿井下无线传感器网络节点设备 Coal mine wireless sensor network node equipment
12/07/2011	CN101581234B 煤层采动顶底板岩层变形与破坏井下综合测试方法 Coal mining roof and floor rock deformation and failure of underground comprehensive testing methods
12/06/2011	US8070112 Lateral storage spool for overhead cable pathway
11/2011
11/30/2011	CN202059580U 一种井下定位uwb救援系统 A downhole location uwb rescue system
11/30/2011	CN202055865U 矿井防爆井盖安全气囊自动封堵装置 Mine explosion-proof covers airbags automatic closure device
11/30/2011	CN202055864U Swinging pipe clamp for wall hanging of digging and stacking pipeline of coal mine shaft
11/30/2011	CN202055863U 一种矿用隔爆型自动负压排渣放水器 One kind of flameproof automatic vacuum slagging turn on the water
11/30/2011	CN202055855U 矿井应急抢险救援指挥系统 Mine emergency rescue command system
11/30/2011	CN202055816U 一种加工井中磁梯度三分量探头基座的工装 A process for the three-component borehole magnetic gradient probe base tooling
11/30/2011	CN202055707U 矿用安检门及其监测系统 Mine security doors and monitoring systems
11/30/2011	CN102261328A 瓦斯泵停泵自动报警装置 Gas pump stops pumping automatic alarm device
11/23/2011	CN202047868U On-line mine dust monitoring system based on OPC (Organic Photoconductor)
11/23/2011	CN202047867U Gas concentration real-time detecting system
11/23/2011	CN202047866U Mining field construction electric power and wind gun integrated system
11/23/2011	CN102255936A Underground omnibearing data acquisition system
11/23/2011	CN102251809A Isolation disaster reduction door control system for mine zones
11/23/2011	CN102251808A Safety monitoring terminal device for mine motor
11/23/2011	CN102251807A Trigger control method
11/23/2011	CN102251806A Safety emergency rescue alarm command system of coal mine
11/16/2011	CN202039902U Trigger locating device
11/16/2011	CN202039901U Portable wireless multifunctional monitoring system for underground mine
11/16/2011	CN202039900U Flameproof and intrinsically safe sound acousticoptical signal box for mine
11/16/2011	CN202039884U Portable intelligent detector for multiple ventilation parameters of mine
11/16/2011	CN102244598A Mining communication substation based on C8051F040
11/16/2011	CN102242642A Multielement information coupling prediction method of coal and gas outburst danger
11/16/2011	CN102242630A Pressure stress monitoring pressure cushion and monitoring device for flexible mines as well as monitoring method of monitoring device
11/16/2011	CN102242629A Coal bed gas pressure detection system
11/16/2011	CN101914912B In-situ testing method for deep underground engineering during rockburst preparation and evolution process
11/16/2011	CN101566067B Entire-underground cable tunnel safety manhole being used also as ventilation shaft
11/15/2011	CA2530795C Arrangement for monitoring the location of a mining vehicle in a mine
11/09/2011	CN202035142U Mine-used ultrasound coal piling sensor circuit based on wireless network
11/09/2011	CN202034985U Underground optical fiber emergency communication system for mine
11/09/2011	CN202031653U Mine alarm
11/09/2011	CN202031652U Novel vertical shaft explosion door
11/09/2011	CN202031651U Drainage pipeline pallet
11/09/2011	CN202031650U Pipeline fixing and suspending device of cable monorail crane for full-mechanized caving face
11/09/2011	CN202031649U Intelligent well underground cable
11/09/2011	CN202031637U Elliptical single-open-type full-automatic disaster blocking and preventing device for mine tunnels
11/09/2011	CN202031635U Full automatic disaster blocking device for well rail haulage road
11/09/2011	CN202031627U A coal seam spontaneous combustion control system
11/09/2011	CN102235178A Monitoring and pre-warning method and system for abnormal-shaped space of mine
11/09/2011	CN102235177A ZigBee-based wireless sensor network system for mine safety monitoring
11/07/2011	CA2739372A1 Container for forming a barrier in an enclosed environment
11/02/2011	EP2382283A2 Method and system for supplying synthesis gas
11/02/2011	CN202023709U Mine energy regeneration wireless sensor
11/02/2011	CN202023594U Mining intrinsic safety type integrated control device
11/02/2011	CN202023593U Alarm relay unit for coal mine deep well gas superscale
11/02/2011	CN202023592U Vibration excitation type emergency communication machine under mine
11/02/2011	CN202023591U Intrinsically-safe infrared transmitter for mining
11/02/2011	CN202023590U Alarm device for blockage of pipeline in material filling process
11/02/2011	CN202023589U Pipeline bracket
11/02/2011	CN202023583U Alarm command system for coal mine safety emergency rescue
11/02/2011	CN202023578U Timing self-closing air door for coal mine underground disaster relief air stopping
11/02/2011	CN101839145B Gas explosion early warning device for coal mine
10/2011
10/26/2011	CN202019415U Non-blind zone video monitoring system of fully automatic mining face
10/26/2011	CN202017530U Underground life detection robot for coal mines
10/26/2011	CN202017529U Intelligent remote multi-group blasting control system for mine
10/26/2011	CN202017528U Underground multifunctional fan-shaped windbreak
10/26/2011	CN202017509U Air quantity monitoring and alarm ventilating tube for mine
10/26/2011	CN202017491U Gas over-limit blasting control system
10/26/2011	CN102226443A Wind-driven energy storage power generating device and method
10/26/2011	CN101881182B Simulation and forecast evaluation method for delaying water inrush by mine fracture structure
10/19/2011	CN202012372U 矿山压力监测系统 Mine Pressure Monitoring System
10/19/2011	CN102221832A Coal mine unmanned workface development system
10/18/2011	US8038105 Arcuate saddle with partial ribs and methods of manufacture
10/12/2011	CN202007691U Mining alarm
10/12/2011	CN102211590A Detecting vehicle for tunnel
10/12/2011	CN101599880B Embedded mine data substation
10/11/2011	US8033511 Pipe support assembly
10/06/2011	WO2011121500A2 Method for locating persons and/or mobile machines in mine caverns using rfid technology, and longwall face extraction installation for carrying out the method
10/06/2011	DE102010016317A1 Verfahren zur Ortung von Personen und/oder mobilen Maschinen in Grubenräumen unter Nutzung der RFID-Technik und Streb-Gewinnungsanlage zur Durchführung des Verfahrens Method for locating people and / or mobile machines in mine workings using RFID technology and longwall extraction system for implementing the method
10/05/2011	CN202004775U Internet protocol (IP) broadcast communication system of mines
10/05/2011	CN202003056U Connecting device of underground optical fiber cables
10/05/2011	CN202001064U Oxygen content monitoring and adjusting device for mine
10/05/2011	CN202001063U System for pre-warning water disaster of mine bottom plate
10/05/2011	CN202001062U Silicon controlled automatic power cut and supply device
10/05/2011	CN102209298A Non-contact underground mining locomotive tracking system and carriage counting method
09/2011
09/28/2011	EP2369130A1 Method for renovating a tunnel tube
09/28/2011	CN201994573U 一种馈电柜及油井集中成套控制供电装置 An electrical cabinets and power supply means complete control oil concentrate fed
09/28/2011	CN201994572U 一种馈电柜及抽出式油井集中控制供电装置 One kind of feed cabinet and out of style centralized control oil supply unit

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