Patents for E21F 17 - Methods or devices for use in mines or tunnels, not covered elsewhere (4,758) |
---|
02/29/2012 | CN101922304B Safe wingspan-type monitoring and alarming system of automatic on-off ventilation wind pressure for mine |
02/23/2012 | WO2012023101A1 Anchoring device |
02/22/2012 | CN202148911U 矿用隔爆兼本安变频恒压智能乳化液泵站 Constant Smart emulsion pump mine explosion-proof and intrinsically safe frequency |
02/22/2012 | CN102361234A Electric control box and mining machinery |
02/22/2012 | CN102360459A Safety monitoring system for underground operating personnel |
02/22/2012 | CN102357333A Agent for rapidly removing high sulfur coal mine underground hydrogen sulfide gas, and device thereof |
02/22/2012 | CN101979838B 矿井水情预测与排水智能控制系统 Hydrological Forecasting and mine drainage Intelligent Control System |
02/15/2012 | CN102355326A Single-core data transmission method |
02/15/2012 | CN102353962A Wireless distance measuring device and wireless distance measuring method for hydraulic supports, and hydraulic support using device and method |
02/15/2012 | CN102352776A Gas buffer explosion-proof door |
02/15/2012 | CN102352775A Self-reset explosion door for horizontal wells and inclined wells |
02/08/2012 | CN202143102U 矿山沉陷区变电站及线路检测数据的网络应用系统 Network Application System mine subsidence substation and line testing data |
02/08/2012 | CN202143090U 矿井综合一体化调度通信平台 Comprehensive and integrated communications platform mine scheduling |
02/08/2012 | CN202140118U 基于三维数字隧道平台的隧道施工安全预警系统 Tunnel construction safety warning system based on three-dimensional digital tunnel Platform |
02/08/2012 | CN202140117U 煤矿井下重大危险源检测、识别及预测、预警系统 Major hazards in coal mine detection, identification and forecasting, early warning systems |
02/08/2012 | CN202140116U 矿用控制线路故障指示器 Mine control line fault indicator |
02/08/2012 | CN202140115U 隔断门封堵板 Geduan closure plate |
02/08/2012 | CN202140108U 微米级自适应喷雾抑尘系统 Adaptive micron spray dust suppression system |
02/08/2012 | CN102348614A Process for sequestration of fluids in geological formations |
02/08/2012 | CN102346153A Method for detecting tunnel defect |
02/08/2012 | CN102345798A System for monitoring pipe-soil relative displacement of oil-gas pipeline in mining subsidence area |
02/08/2012 | CN102345797A System for monitoring oil-gas pipeline in mining subsidence area |
02/08/2012 | CN102345473A Mine intrinsic safety type automatic drainage and measurement and control protection device |
02/08/2012 | CN102345472A Method and system for monitoring horizontal deformation of soil body in mined-out subsidence area and method for constructing system |
02/08/2012 | CN101964140B 具有联锁和自动加压功能的遥控放炮装置 Remote has interlocking function and automatic pressure blasting device |
02/07/2012 | US8109475 Pig tail spring exhaust hanger |
02/01/2012 | CN202132820U LED mine lamp capable of alarming hazardous gas |
02/01/2012 | CN202132073U 煤矿井下胶带运输机巡视机器人 Coal mine belt conveyor inspection robot |
02/01/2012 | CN202127845U 井下探测瓦斯的衣服 Underground Gas Detection clothes |
02/01/2012 | CN102338792A Remote detection system for coal mine disaster area environment |
02/01/2012 | CN102337927A Data collector for comprehensive experiment table |
02/01/2012 | CN102337926A Escape capsule monitoring management device |
02/01/2012 | CN102337923A Control device of concentration and pressure of gas |
02/01/2012 | CN102337922A Method for inspecting burst-preventing effect of areas |
02/01/2012 | CN102337906A Construction method for pouring airtight partition wall between recovered roadway and reserved roadway |
02/01/2012 | CN102337904A Method for retaining gob-side tunnel |
01/26/2012 | DE102010031777A1 Transporting and storing hydrogen, comprises introducing hydrogen into natural gas, transporting and/or storing the introduced hydrogen with natural gas as a gas mixture, and determining the hydrogen content of the gas mixture |
01/25/2012 | CN202127406U Circuit board of coupler for mining |
01/25/2012 | CN202125318U Intelligent digital display multipoint displacement early warning instrument |
01/25/2012 | CN202125317U Wind speed sensor |
01/25/2012 | CN102333850A Method and system for supplying synthesis gas |
01/25/2012 | CN102330568A Shield arrival gate plate type emergency safety device |
01/25/2012 | CN102327790A Hydraulic broken car for tunnel bottom swelling |
01/25/2012 | CN102327789A 液压破碎装置 Hydraulic crusher |
01/25/2012 | CN102327788A Hydraulic crushing device for heaving floor in roadway |
01/25/2012 | CN101571053B Security device specially used for mine |
01/22/2012 | CA2746608A1 Methods and systems for sulfur disposal |
01/18/2012 | EP2406152A1 Process for sequestration of fluids in geological formations |
01/18/2012 | CN202121732U Mining communication device |
01/18/2012 | CN202119900U Mine underground mining activity real-time monitoring system based on blast source location technology |
01/18/2012 | CN202117714U Safe production and information management system using internet of things for non-coal mine |
01/18/2012 | CN202117713U Integrated wired-wireless regionalization gas monitoring system |
01/18/2012 | CN202117712U Liquid level control system of coal mine shaft sump |
01/18/2012 | CN202117676U Multifunctional shield subway tunnel structure |
01/18/2012 | CN202113517U Oxygen-oil ratio self-control system of fuel oil inert gas and inert bubble generation device for mines |
01/18/2012 | CN102322854A Tunnel monitoring measuring point and TSP (Total Suspended Particulate) blasthole layout device and method |
01/18/2012 | CN102322294A Comprehensive geological prediction method for karst tunnel construction |
01/18/2012 | CN102322293A Safe sealed door |
01/18/2012 | CN102102538B Orifice data processing device for coal mine underground measurement while drilling |
01/12/2012 | WO2012003526A1 A suspended rail system |
01/11/2012 | CN202111858U Mine ultra wide band personnel positioning system based on non-visual distance inhibition |
01/11/2012 | CN202108545U 16-path multi-signal system anti-interference down-hole sub-station |
01/11/2012 | CN202108544U Intelligent type mine pressure monitoring substation |
01/11/2012 | CN202108543U Mine locomotive transportation monitor device |
01/11/2012 | CN102314164A Intelligent miner hat, miner monitoring management system and realization method thereof |
01/11/2012 | CN102312681A Environment monitoring device for underground shelter |
01/11/2012 | CN102312678A Digital blow-out preventing extraction on-line monitoring system for coal mine |
01/11/2012 | CN102312455A Intelligent crushing load tunnel repair machine |
01/11/2012 | CN101526010B Mine water burst disaster monitoring and early-warning system and control method thereof |
01/04/2012 | CN202103362U Intelligent cable tunnel patrol robot |
01/04/2012 | CN202102285U Inclined roadways pneumatic safe door stop automatic control system |
01/04/2012 | CN202101979U Underground air environmental parameter real-time monitor in highland non-coal mines |
01/04/2012 | CN202100280U Miner hat of coal mine safety monitoring system |
01/04/2012 | CN102305102A Liquid level control system of coal mine shaft sump |
01/04/2012 | CN101519963B Filling mining multi-information dynamic monitoring method |
12/28/2011 | CN202092670U 煤矿和非煤矿山井下避难所外环境参数采样装置 Coal and non-coal mines underground refuge outside the environmental parameters sampling device |
12/28/2011 | CN202090956U 基于zigbee的井下通风状态网络监控系统 Zigbee-based state of underground ventilation network monitoring system |
12/28/2011 | CN202090955U 井下铁路岔点自动声光报警系统 Underground Railway Crossing Point automatically sound and light alarm system |
12/28/2011 | CN202090954U 用于井下避难所外的多参数传感器装置 Multi-parameter sensor device for underground refuge outside |
12/28/2011 | CN202090953U 一种井下无线应急通讯系统 A downhole wireless emergency communication system |
12/28/2011 | CN202090952U 监测矿井支护锚杆或锚索的应力装置 Monitoring of mine support or anchor bolt stress device |
12/28/2011 | CN202090951U 一种煤矿斜井井口用防爆门 One kind of inclined coal mine explosion-proof doors wellhead |
12/28/2011 | CN202090950U 矿井区域隔离减灾门 Mine Disaster door isolated area |
12/28/2011 | CN202090949U 连续定量气体释放装置 Continuous quantitative gas release device |
12/28/2011 | CN202087159U 瓦斯抽采管路杂物过滤器 Gas drainage pipeline debris filter |
12/28/2011 | CN102296983A 移动救生舱或固定避难硐室的监测控制系统 JiuShengCang mobile or fixed refuge chamber monitoring and control system |
12/28/2011 | CN102296981A 矿井瓦斯抽采与消突数据处理系统 Mine gas drainage and eliminate sudden data processing system |
12/28/2011 | CN102296980A 铁路隧道内细水雾灭火系统及其灭火方法 Water mist fire extinguishing systems and fire fighting methods within the rail tunnel |
12/21/2011 | CN202081916U High-pressure waterproof lock wall |
12/21/2011 | CN202079946U 密封式瓦斯签到保护器 Sealed Gas attendance protection |
12/21/2011 | CN102291851A 一种矿井实时通讯方法 Real-time communication method in mine |
12/21/2011 | CN102291682A 一种基于485总线的瓦斯警报上报方法 Based on 485 Gas alarm reporting method |
12/21/2011 | CN102291575A 智能化综采工作面视频监控系统 Intelligent video surveillance system fully mechanized coal face |
12/21/2011 | CN102287234A 一种煤炭开采过程中地层塌陷预警方法与系统 One kind of coal mining subsidence during the formation of early warning method and system |
12/21/2011 | CN102287233A 一种矿用烟雾预警装置 Ore with smoke warning device |
12/21/2011 | CN102287232A 判定煤矿瓦斯爆炸诱发次生火灾机理的方法 Determination of coal mine gas explosion mechanism induced secondary fire method |
12/21/2011 | CN102287223A 基于pid集成控制的避难室或救生舱综合生命保障装置 Based on integrated control pid refuge chamber or JiuShengCang integrated life support system |
12/21/2011 | CN102287197A 一种地下工程岩爆处理的辅助装置及其处理方法 Assist device and method for processing of rock burst underground engineering process |
12/21/2011 | CN101930731B 矿用多波自适应主动噪声控制系统 Mining multi-wave adaptive active noise control system |
12/21/2011 | CN101705839B 一种真空管道交通的垂直移动隔离门 Road traffic in a vacuum valve vertically movable barrier gate |