Patents
Sitemap › E21 - Earth or rock drilling; Mining › E21B - Earth or rock drilling; Obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells › E21B 15 - Supports for the drilling machine, e.g. derricks or masts
Patents for E21B 15 - Supports for the drilling machine, e.g. derricks or masts (4,619)
07/2014
07/03/2014US20140182868 Bogey style torque bushing for top drive
07/02/2014CN203685052U 一种连续油管设备专用吊装井架 A continuous tubing equipment for lifting derrick
07/02/2014CN203685051U 一种基于便携式钻机桅杆的万向支撑杆 Based on universal portable rig mast strut
07/02/2014CN203685050U 一种长螺旋钻机 A long-auger
07/02/2014CN203685049U 一种钻机支腿装置 One kind of rig legs device
07/02/2014CN203685048U 长螺旋钻机及其起架装置、起架装置用支撑机构 Long auger and from aircraft equipment, from the shelf device support mechanism
07/02/2014CN203685047U 一种长螺旋钻机及其斜撑 A long-auger and bracing
07/02/2014CN203685046U 一种钻机 One kind of rig
07/02/2014CN203685026U 一种桩工用钻机 One kind of pile driving rig
07/02/2014CN203685020U 超轻便浅孔取样钻机 Ultra-lightweight shallow hole sampling rig
07/02/2014CN203682927U 一种石油井架防顶天车装置 A petroleum derrick crane anti-top devices
07/02/2014CN103899247A 一种煤矿用钻冲压裂一体作业机 One kind of coal mine drilling machine punched split one job
07/02/2014CN102817558B 一种桩架斜撑支撑装置 One kind of pile frame bracing support means
07/02/2014CN102704859B 滑轮机构和旋挖钻机 Pulley mechanism and rotary drilling rig
07/02/2014CN102536119B 一种钻挖互换两用机 One kind of drilling interchangeable dual-purpose machine
07/02/2014CN102428246B 多柱塞钻机及操作方法 Multi plunger rig and method of operation
07/02/2014CN102322264B 天然气水合物开采完井收集运输平台系统 Completion collection and transportation of natural gas hydrate exploration platform system
06/2014
06/25/2014CN203669772U 一种撑腿油缸保护装置 A leg brace cylinder protector
06/25/2014CN203669771U 煤矿用坑道钻机液压升降台 Coal mine tunnel drilling snorkels
06/25/2014CN203669770U 一种钻机组件安装底座 One kind of rig components installed base
06/25/2014CN203669769U 一种整体焊接底座 A holistic welding base
06/25/2014CN203669768U 一种旋挖钻机 One kind of rotary drilling rig
06/25/2014CN203669767U 长螺旋钻机 Long auger
06/25/2014CN203669766U 长螺旋钻机的桅杆装置 Long auger mast device
06/25/2014CN203669765U 长螺旋钻机 Long auger
06/25/2014CN203669764U 支臂连接结构及使用该连接结构的钻机 Rig arm connection structure and use of the connection structure
06/25/2014CN203669763U 一种支臂连接结构及使用该连接结构的钻机 An arm connected to the rig structure and use of the connection structure
06/25/2014CN203669762U 长螺旋钻机 Long auger
06/25/2014CN203669761U 一种长螺旋钻机的桅杆 A long-auger mast
06/25/2014CN203669760U 一种长螺旋钻机及其桅杆移动机构 A long-auger its mast moving mechanism
06/25/2014CN203669744U 移动式公路立柱水平钻孔机 Mobile highway horizontal drilling machine column
06/25/2014CN102168555B 一种超低面全液压钻式采煤机 An ultra-low surface full hydraulic drilling Shearer
06/18/2014CN203655172U 一种矿用钻机支架 Ore rigs stand
06/18/2014CN203655171U 一种地质钻机底盘液压支腿 One kind of hydraulic outriggers geological drilling rig
06/18/2014CN203655170U 滑耳、支撑架、随动架和旋挖钻机 Slip ear, cage, rack and servo rotary drilling rig
06/18/2014CN203655154U 旋挖钻机 Rotary Drilling Rig
06/18/2014CN203655151U 岩芯钻机 Core drilling
06/18/2014CN103867141A Device of floor-type rotary lifting drilling tool of pile driver
06/18/2014CN103867122A Full-hydraulic mountain exploratory crawler drilling machine
06/18/2014CN103867116A Device of floor-type rotary lifting drilling tool of pile driver
06/18/2014CN102425380B Mechanical mast-type tunnel drilling rig
06/18/2014CN102227349B Semi-submersible offshore structure
06/18/2014CN101936133B Drilling machine for construction of cast-in-situ bored pile
06/12/2014US20140158342 Rig with drawworks and hoisting device
06/11/2014CN203640643U 一种吊顶打孔机 One kind of ceiling drilling machine
06/11/2014CN203640617U 新式双液缸钻机井架 The new twin cylinder derrick
06/11/2014CN203640616U 一种非承载式简易钻台 A non-load-style simple rig
06/11/2014CN103850648A Automatic portable rig for tunnel blasting construction
06/05/2014WO2014082137A1 Fall arrester
06/05/2014WO2013133698A3 Modular drilling rig system
06/04/2014CN203626643U 绞车撬座与钻机底座的连接装置 Connecting means and rig winch skid base
06/04/2014CN203626636U 一种套装伸缩式k型井架套管扶正液压升降装置 One kind of suits telescopic mast k type hydraulic lifting device casing centralizer
06/04/2014CN203626621U 分体旋升式钻台 Split swing-up rig
06/04/2014CN203626620U 一种内槽导轨与升降台的配合结构 With the structure of an inner tank rail and lift the
06/04/2014CN203626619U 一种气腿式凿岩机用气腿支撑组件及气腿式凿岩机 One kind of air leg rock drill with air leg support assembly and air-leg rock drill
06/04/2014CN203626600U 液压潜孔钻机 Hydraulic submersible drilling rig
06/04/2014CN103835662A Slide type inclined well drilling machine
06/04/2014CN103835661A Local excavation pre-supporting raise boring technology
05/2014
05/30/2014WO2014081397A1 Structure-assisted jackup system
05/30/2014WO2014081396A1 Structure-supported jackup system
05/28/2014CN203614117U 锚杆机调节架 Adjusting Frame Bolt
05/28/2014CN203614045U 一种钻机钻臂 One kind of rig boom
05/28/2014CN203614035U 一种凿岩台车上冷却器和空压机的一体化安装装置 Integrated mounting means a rock trolley cooler and compressor
05/28/2014CN103821459A 一种旋挖钻机 One kind of rotary drilling rig
05/28/2014CN103821458A 一种带有辅助支撑装置的旋挖钻机 Spin an auxiliary support device with a drilling rig
05/28/2014CN102434098B 煤矿用液压五臂锚杆钻车 Mine hydraulic five-arm bolt Drill
05/22/2014WO2013168064A3 Well drilling apparatus and assembling and disassembling method
05/22/2014US20140138081 Mechanized and automated well service rig
05/21/2014CN203603774U 一种油田井架自动调节底座 One kind of automatic adjustment of the base oil derrick
05/21/2014CN203603773U 高稳定性旋挖钻机底盘 High stability rotary drilling rig chassis
05/21/2014CN203603772U 一种桅杆折桅固定机构及旋挖钻机 One kind of folding mast mast fixing mechanism and rotary drilling rig
05/21/2014CN203603771U 一种可伸缩式的石油钻机井架二层台操作台 A scalable type of oil rig derrick floor desk console
05/21/2014CN203602293U 防撞装置、滑轮架及旋挖钻机 Anti-collision devices, pulleys, racks and Rotary Drilling Rig
05/21/2014CN203602284U 滑轮架及旋挖钻机 Pulley bracket and rotary drilling rig
05/21/2014CN103806850A 分离式修井机及其使用方法 Separate workover rig and method of use
05/21/2014CN103806845A 分离式修井机井架托架及其使用方法 Separate workover rig derrick bracket and method of use
05/21/2014CN103806834A 护筒压拔钻机 Casing pressure pulling rig
05/20/2014CA2644271C System for conducting jointed pipe and coiled tubing operations
05/15/2014WO2014074967A1 Drilling unit operator station
05/15/2014US20140131113 Drilling Unit Operator Station
05/15/2014US20140130440 Drilling derrick for offshore drilling incorporating a stressed-skin and offshore platform
05/14/2014CN203594357U 一种双升降平台锚杆锚索钻车及其升降机构 A dual lifting platform drilling bolt and cable car and lift mechanism
05/14/2014CN102518400B 桅杆支撑组件 Mast support assembly
05/14/2014CN102518399B 一种桅杆及使用该桅杆的长螺旋钻机 One kind of mast and the mast using long auger
05/14/2014CN102425372B 振动钻进式冲挖钻机 Vibration punching and drilling rig drilling
05/08/2014WO2014070073A1 Drilling rig and method of manoeuvring a drilling rig
05/07/2014CN203585016U 一种石油钻机用新型耳座连接结构 An oil rig is connected with a new ear seat structure
05/07/2014CN203584321U 钻机工作状态检测结构 Rig state detection structure
05/07/2014CN203584320U 一种石油钻机的液压起升底座 An oil rig hydraulic lifting cradle
05/07/2014CN203584303U 一种千米钻机立孔机 One kind of one thousand meters vertical hole drilling rig machine
05/07/2014CN203584302U 一种列车式步进装置 A train stepping device
05/07/2014CN103775050A 旋挖钻桅杆双冗余控制装置 Rotary Drilling mast dual redundant control device
05/07/2014CN103775000A 底臌防治锚管钻机 Prevention of Heave anchor pipe rig
05/07/2014CN103774999A 煤矿瓦斯治理底抽巷九十度全方位液压钻车用工作机构 Coal Mine Gas Control Lane ninety round bottom pumping hydraulic drilling with working bodies
05/07/2014CN102337842B 厚煤层综采面全方位液压钻机 Thick seam mining face full-hydraulic drilling rig
05/01/2014WO2014065655A1 A vessel including a drilling installation, and a method of drilling a well using the same
04/2014
04/30/2014CN203570214U Rooting device for side hole of anchor cable drilling machine
04/30/2014CN203570213U Novel telescopic derrick
04/30/2014CN203570212U Adjustable drilling machine support
04/30/2014CN203570211U Moving device used for coal mine drill rig
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