Patents
Sitemap › E21 - Earth or rock drilling; Mining › E21F - Safety devices, transport, filling-up, rescue, ventilation, or drainage in or of mines or tunnels › E21F 5 - Means or methods for preventing, binding, depositing or removing dust; Preventing explosions or fires
Patents for E21F 5 - Means or methods for preventing, binding, depositing or removing dust; Preventing explosions or fires (2,735)
04/2014
04/02/2014CN203515642U Negative pressure atomization dust falling device for support coal caving opening
04/02/2014CN203515641U Adhesive tape transport tunnel infrared control spray dust collector
04/02/2014CN203515640U Movable pneumatic coal bed water injection device
04/02/2014CN203515639U Automatic mining explosive-proof fire extinguishing device
04/02/2014CN103696799A Underground rod impacting type automatic-sprinkling dust settling device
04/02/2014CN103696798A Automatic permanent magnet sprinkling dust fall device
04/02/2014CN103696797A Automatic watering dust falling device
04/02/2014CN103694960A Foaming dust suppression agent and preparation method thereof
04/02/2014CN103691082A Colloid-inhibiting inert foam preparation device and process for preventing coal spontaneous combustion
04/02/2014CN102337920B Gas and dust collecting device
03/2014
03/26/2014CN203499719U Internal self-rotating spraying device
03/26/2014CN203499718U Underground coal mine non-electric all-directional roadway flushing device
03/26/2014CN203499717U Liquid nitrogen fire preventing and extinguishing system
03/26/2014CN203499716U Mine-used dustproofing camouflage sun net
03/26/2014CN103670492A Dual-fluid magnetization foam dustfall system and method
03/26/2014CN103670491A Dry-type wide dust-settling vehicle
03/26/2014CN103670490A Dry-type wide tunnel dust settling vehicle with water recycling function
03/26/2014CN103670489A Mining face explosion and spray device
03/26/2014CN103670488A Underground coal mine automatic dustproof spraying device
03/26/2014CN103670487A Two-phase inhibition water mist drilling cooling device
03/26/2014CN103670486A Mine stopping agent spraying device
03/26/2014CN103670485A Efficient dedusting technological process and system used for mine
03/26/2014CN103670320A Comprehensive dust prevention method for large-mining-height working face
03/26/2014CN102505955B Urban traffic tunnel fire disaster fume diffusion model device
03/19/2014CN203488203U Ventilation terminal at driving face
03/19/2014CN203488202U Intelligent blasting control spraying device
03/19/2014CN103643984A Composite dedusting and purification device for tail gas multistage separation of exhaust shaft of uranium mine
03/19/2014CN103643983A Fixing device for drilling port dust suction system
03/19/2014CN103643981A Coal working face temperature-reduction and dust-removal control device
03/19/2014CN102383798B Tunneller for integrated wet type dust removal device
03/19/2014CN102080569B Distributed optical fiber temperature measurement-based fire early warning method for belt conveyor
03/19/2014CN101915115B Protective device for mine drilling construction
03/12/2014CN203476380U Pneumatic type dust collector
03/12/2014CN103628909A Air compression linkage spraying device
03/12/2014CN103628908A Mine dust eliminating spraying pipe
03/12/2014CN102847476B Pneumatic jet-type proportional foaming device
03/12/2014CN102562127B Integrated automatic spraying device
03/06/2014WO2014032131A1 Sugar-containing additive as anti-dusting agent
03/05/2014CN203463307U Spray type environment-friendly energy-saving explosion-proof fan based on underground water bin water source
03/05/2014CN203463142U Spray dust removing device for underground coal mines
03/05/2014CN203463141U Pneumatic annular spraying device for underground coal mines
03/05/2014CN203463140U Mining multi-nozzle turtle type dust excluder
03/05/2014CN203463139U Pressure differential dust suppressant adding device
03/05/2014CN203463138U Wet dedusting box used for coal mine excavating face
03/05/2014CN103615283A Under-mine ventilation spraying dust-removal device
03/05/2014CN103615282A Mine total return air dust removal device and operation mode thereof
03/05/2014CN103615281A Mining water jet flow orifice dust precipitation device
03/05/2014CN103615280A Mechanical type touch-control dust collector
03/05/2014CN103615279A Foam dedusting agent for coal mine
03/05/2014CN103615278A Positioning and watering dust-settling device for fully-mechanized mining face coal mining machine
03/05/2014CN102182492B Underground dust-removing foam generator and foam dust-removing equipment
02/2014
02/26/2014CN203452839U Automatic dustproof water curtain device for adhesive tape transportation roadway
02/26/2014CN203452838U Mining two-medium spray head
02/26/2014CN203452837U Mining fire extinguishing and explosion suppression system
02/26/2014CN203452836U Spaying device
02/26/2014CN203452835U Dust induction type automatic spraying device
02/26/2014CN203452834U Device for automatically adding mine dust suppression agent
02/26/2014CN203452833U Mining foam dust settling device
02/26/2014CN203452832U Onboard mobile explosion-isolating shed
02/26/2014CN203452823U Ventilating silencing device for tunnel
02/26/2014CN103603687A Device for eradicating coal dust on fully mechanized mining face
02/26/2014CN103603686A Secondary explosion preventing system device for mine
02/26/2014CN103599607A Apparatus for generating solidified foam fluid for coal mine fire preventing and extinguishing
02/19/2014CN203441524U Motion triggering mechanism of automatic explosion suppression device under coal mine
02/19/2014CN203441523U Outer cover assembly of automatic explosion suppression device under coal mine
02/19/2014CN203441522U Mining fully-mechanized coal mining integrated wireless control dust fall system
02/19/2014CN203441521U Mining fully-mechanized coal mining integrated wireless control dust fall main machine
02/19/2014CN203441520U Device for automatically controlling water spraying capacity and removing dust by utilizing accumulated water in gas drainage pipeline
02/19/2014CN203441519U Multifunctional automatic spraying dust-settling control device for mine
02/19/2014CN203441518U Mining wet-type multi-channel dust remover
02/19/2014CN203441516U Ventilation structure of sliding and blasting system and capable of effectively removing dust and cooling
02/19/2014CN203441491U Combined mining equipment cooling water recycling and utilization system
02/19/2014CN103596659A Wet scrubber having a compact demister that requires reduced energy demand
02/19/2014CN103585860A Demisting device of dedusting fan
02/19/2014CN103585726A Foam gel preparing apparatus for mine fire preventing and extinguishing
02/19/2014CN101927116B Liquid membrane dust suppression device
02/12/2014EP2694186A1 Wet scrubber having a compact demister that requires reduced energy demand
02/12/2014CN203430556U Full-section spray device
02/12/2014CN203430555U Down-hole draw shaft automatic dust clearing system
02/12/2014CN203430554U Mining dedusting agent drilling dedusting hood
02/12/2014CN103573284A Atomization device of dedusting fan
02/12/2014CN103573283A Support coal-discharging-port negative-pressure atomizing dust settling device
02/12/2014CN103573282A Liquid-gas state converter of carbon dioxide/nitrogen and conversion system
02/12/2014CN103570375A Preparation method and device of foam gel for coal spontaneous combustion treatment
02/12/2014CN102052086B Mine liquid-CO2 fire preventing and extinguishing process and device
02/06/2014WO2014019311A1 Spray device and mining machine
02/05/2014CN203420726U Dedusting system of fully mechanized excavation face of rock roadway
02/05/2014CN103557025A Pneumatic high-pressure micro-fog dust collector
02/05/2014CN103550991A Mining centrifugation dust removing fan and optimized design method thereof
01/2014
01/29/2014CN203412618U Underground water-curtain-type dust removing net
01/29/2014CN203412617U Voice control type automatic spraying and aspirating device
01/29/2014CN203412616U Multifunctional automatic spraying dust suppression device with hydraulic support
01/29/2014CN203412615U Coal mine return airway dust monitoring and collecting device
01/29/2014CN103541758A System and method for centrally and automatically feeding mine mining area medicament
01/29/2014CN103541757A Mining foam generator for preventing and extinguishing fire
01/22/2014CN203403905U Gel fire sprinkling device
01/22/2014CN103527240A Multifunctional mine intelligent spray controller
01/22/2014CN103527239A Coal mining machine negative-pressure atomization secondary dust falling device
01/22/2014CN103527238A Coal mine grouting and fire preventing and extinguishing grout making machine
01/16/2014DE102012013940A1 Wet scrubber for dust control in underground mining and tunneling, has two components, which are arranged one after another in scrubber housing behind volumetric flow divider, where demister and droplet separator are provided in components
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