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公开(公告)号：US20120261194A1
公开(公告)日：2012-10-18
申请号：US13517329
申请日：2010-12-22
申请人： Jan-Jette Blangé
发明人： Jan-Jette Blangé
IPC分类号： E21B7/18
摘要： Method of drilling a borehole into an object, the method comprising providing a first borehole section (5) extending into the object from its surface; running a first drill string part (3a) including a fluid jet drill head (10) in the first borehole section, wherein the first drill string part comprises a length of flexible tubing; generating fluid jet so as to blast with an erosive power on an impingement area of the borehole, thereby deepening the borehole to provide a second borehole section (5a), and assembling a plurality of jointed pipe elements (11) forming a second drill string part (11a) to the top of the length of flexible tubing in the course of providing the second borehole section; and hybrid drill string (16), comprising a length of flexible (3) tubing as well as a plurality of jointed pipe elements (11), and further comprising a bottomhole assembly comprising a fluid jet drill head (10).
摘要翻译： 将钻孔钻入物体的方法，所述方法包括提供从其表面延伸到物体中的第一井眼部分（5）; 在第一钻孔部分中运行包括流体喷射钻头（10）的第一钻柱部分（3a），其中所述第一钻柱部分包括一段柔性管; 产生流体射流，以便在钻孔的冲击区域上以侵蚀力进行喷砂，从而加深钻孔以提供第二钻孔部分（5a），并且组装形成第二钻柱部分的多个接合管元件（11） （11a）在提供所述第二钻孔段的过程中到达所述柔性管的长度的顶部; 和混合钻柱（16），其包括长度的柔性（3）管道以及多个接合的管道元件（11），并且还包括包括流体喷射钻头（10）的井底组件。
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公开(公告)号：US08087480B2
公开(公告)日：2012-01-03
申请号：US12094028
申请日：2006-11-16
申请人： Jan-Jette Blangé
发明人： Jan-Jette Blangé
IPC分类号： E21B7/16
摘要： A device is provided for feeding a plurality of particles into a stream at a controlled rate, the device comprising a conduit having a flow passage for feeding the particles into the stream, and pulsating means for inducing a pulsed flow of the particles through the flow passage.
摘要翻译： 提供了一种用于以受控的速率将多个颗粒输送到流中的装置，该装置包括具有用于将颗粒输送到流中的流动通道的导管和用于引起颗粒脉冲流动通过流动通道的脉动装置 。
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公开(公告)号：US08479844B2
公开(公告)日：2013-07-09
申请号：US12531499
申请日：2008-03-20
申请人： Jan-Jette Blangé
发明人： Jan-Jette Blangé
CPC分类号： E21B7/18
摘要： A distance holder for connection to, and rotation with, a drill string in an earth formation drilling device arranged to supply a jet of abrasive fluid for the purpose of providing a borehole by removing earth formation material through abrasion, comprises a chamber that is essentially rotational symmetric and which faces the earth formation material, and a jet nozzle arranged for discharging a jet of the abrasive fluid in the chamber. The chamber comprises a deflector positioned in the path of the fluid jet discharged from the jet nozzle.
摘要翻译： 用于连接和旋转地球钻井装置中的钻柱的距离保持器，其布置成提供用于通过磨蚀去除地层形成材料来提供钻孔的磨料流体射流，该腔体基本上是旋转的 对称并且面向地球形成材料，以及喷射喷嘴，其布置成用于排出腔室中的磨料流体的射流。 该腔室包括位于从喷嘴排出的流体射流的路径中的偏转器。
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公开(公告)号：US20120255781A1
公开(公告)日：2012-10-11
申请号：US13517285
申请日：2010-12-22
申请人： Jan-Jette Blangé
发明人： Jan-Jette Blangé
CPC分类号： E21B7/18 , E21B49/003
摘要： Method for determining a property of a formation material in the course of a jet drilling operation, wherein a fluid jet is blasted with erosive power into impingement with the formation material, the method comprising postulating a relationship between the erosive power and a removal rate of formation material as a result of the impingement of the fluid jet with the erosive power on said formation material, the relationship comprising a parameter related to at least one property of the formation material; determining removal rates of formation material for at least two settings of erosive power; and determining the at least one property of the formation material from the relationship and the determined removal rates in dependence on erosive power.
摘要翻译： 用于在射流钻井操作过程中确定形成材料的性质的方法，其中流体射流用侵蚀力喷射到与形成材料冲击的方法中，所述方法包括预测侵蚀力与形成的去除速率之间的关系 由于流体射流在所述形成材料上具有侵蚀力的冲击的结果，该关系包括与形成材料的至少一种性质有关的参数; 确定至少两个腐蚀力设置的形成材料的去除速率; 以及根据所述关系确定所述形成材料的所述至少一个性质，并且根据所述腐蚀性能确定所述确定的去除率。
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公开(公告)号：US08256533B2
公开(公告)日：2012-09-04
申请号：US12531500
申请日：2008-03-20
申请人： Jan-Jette Blangé
发明人： Jan-Jette Blangé
IPC分类号： E21B7/16
CPC分类号： E21B7/18 , E21B21/002
摘要： A distance holder for connection to, and rotation with, a drill string in an earth formation drilling device arranged to supply a jet of abrasive fluid for the purpose of providing a borehole by removing earth formation material through abrasion, comprises a housing with a chamber which is essentially rotational symmetric and which is to face the earth formation material, and a jet nozzle which arranged for discharging a jet of the abrasive fluid in the chamber, the housing comprising at least one slot for allowing the abrasive fluid to leave the chamber. The slot is continued over the housing outer surface so as to counteract rolling motions of the particles which are comprised in the abrasive fluid.
摘要翻译： 用于连接并旋转地球钻井装置中的钻柱的距离保持器，其布置成为通过磨蚀除去地层形成材料提供钻孔而提供磨料流体的射流，包括具有腔室的壳体， 基本上是旋转对称的并且其面向地球形成材料，以及喷射喷嘴，其布置成用于排出所述腔室中的磨料流体的射流，所述壳体包括用于允许磨料流体离开所述腔室的至少一个狭槽。 狭槽在壳体外表面上继续，以抵消包含在磨料流体中的颗粒的滚动运动。
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公开(公告)号：US20120273277A1
公开(公告)日：2012-11-01
申请号：US13517996
申请日：2010-12-22
IPC分类号： E21B7/18
CPC分类号： E21B7/04 , B24C1/045 , B24C5/02 , E21B7/18 , E21B17/1014 , E21B21/002
摘要： A method of drilling into an object comprises providing a drill string in a borehole in the object, the borehole having at its bottom a borehole axis, the drill string comprising a borehole-centralized jet drill head at its lower end, the jet drill head having a drill axis, and comprising a jet nozzle; providing a stabilizer means for the drill string, the stabilizer means determining an inclination angle between the borehole axis and the drill axis; and generating a fluid jet at the jet nozzle, so as to deepen the borehole, wherein the drill string is rotated while deepening the borehole. Another system comprises a drill string with an jet drill head at its lower end, the drill head being provided with a jet nozzle, a stabilizer positioned above the jet drill head, the stabilizer contacting the borehole wall, and means for rotating the drill string.
摘要翻译： 钻入物体的方法包括在物体的钻孔中提供钻柱，钻孔在其底部具有钻孔轴线，钻柱在其下端包括钻孔集中的喷射钻头，喷射钻头具有 钻轴，并且包括喷嘴; 提供用于钻柱的稳定器装置，所述稳定装置确定所述钻孔轴线和所述钻井轴线之间的倾斜角度; 并且在喷嘴处产生流体射流，以便加深钻孔，其中钻柱在加深钻孔的同时旋转。 另一种系统包括在其下端具有喷射钻头的钻柱，钻头设置有喷射喷嘴，位于喷射钻头上方的稳定器，接触钻孔壁的稳定器以及用于旋转钻柱的装置。
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公开(公告)号：US20120255791A1
公开(公告)日：2012-10-11
申请号：US13517445
申请日：2010-12-22
IPC分类号： E21B7/18 , E21B43/114
CPC分类号： E21B7/04 , B24C1/045 , B24C5/02 , E21B7/18 , E21B21/002
摘要： A method of drilling comprises providing a drill string in a borehole, the drill siring comprising an abrasive jet drill head including a jet nozzle, and providing a fluid passageway between the object's surface and the jet nozzle; supplying a fluid mixture comprising magnetic particles to the abrasive jet drill head and blasting from the nozzle an abrasive jet into impingement with the object; and modulating a jetting concentration of magnetic particles in the abrasive jet by modulating a magnetic field a first value, at which magnetic particles are collected from the fluid mixture, and a second value, at which magnetic particles are released into the fluid mixture. Further, an abrasive jet drilling assembly comprising a modulation means for modulating the concentration of the magnetic abrasive particles in the fluid jet a modulation control means for selectively changing a magnetic field between first and second values.
摘要翻译： 一种钻井方法包括在钻孔中提供钻柱，所述钻井钻孔包括包括喷嘴的磨料喷射钻头，以及在物体的表面和喷嘴之间提供流体通道; 将包含磁性颗粒的流体混合物供应到磨料喷射钻头，并从喷嘴喷射磨料射流与物体冲击; 并且通过调制磁场来调制来自所述磨料射流中的磁性颗粒的喷射浓度，所述第一值是从所述流体混合物收集磁性颗粒的第一值，以及磁性颗粒释放到所述流体混合物中的第二值。 此外，磨料喷射钻井组件包括调制装置，用于调节流体喷嘴中的磁性磨料颗粒的浓度，该调制控制装置用于选择性地改变第一和第二值之间的磁场。
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公开(公告)号：US07322433B2
公开(公告)日：2008-01-29
申请号：US10564008
申请日：2004-07-09
申请人： Jan-Jette Blangé
发明人： Jan-Jette Blangé
IPC分类号： E21B7/18
CPC分类号： B24C9/006 , B03C1/0332 , B03C1/14 , B24C11/00 , E21B7/18 , Y02P70/179
摘要： A Tool for excavating an object, the tool having a jetting system arranged to impinge the object to be excavated with a jetted stream of a drilling fluid mixed with abrasive particles, the jetting system being provided with at least a mixing chamber with a drilling fluid inlet, a second inlet for abrasive particles, and an outlet nozzle for releasing the drilling fluid mixed with the abrasive particles; a recirculation system arranged to recirculate at least some of the abrasive particles, from a return stream of the fluid mixed with the abrasive particles downstream impingement of the jet with the object back to the jetting system, whereby the abrasive particles have a magnetic material, which recirculation system has a separator magnet for separating the abrasive particles from the return stream and for transporting the particles to the second inlet; and, a piece of magnetic material that is provided in or in the vicinity of the mixing chamber such as to draw a part of the magnetic field generated by the separator magnet into the mixing chamber.
摘要翻译： 一种用于挖掘物体的工具，所述工具具有喷射系统，所述喷射系统布置成以与磨料颗粒混合的钻井流体的喷射流撞击待挖掘的物体，所述喷射系统至少设置有具有钻井流体入口的混合室 ，用于磨料颗粒的第二入口和用于释放与磨料颗粒混合的钻井液的出口喷嘴; 循环系统，其布置成使至少一些磨料颗粒从与磨料颗粒混合的流体的回流流与物体的下游冲击物体返回到喷射系统，由此磨料颗粒具有磁性材料，其中 再循环系统具有分离器磁体，用于将磨料颗粒与返回流分离并将颗粒输送到第二入口; 以及设置在混合室中或附近的一块磁性材料，以将由分离器磁体产生的磁场的一部分吸入混合室中。
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公开(公告)号：US20120255792A1
公开(公告)日：2012-10-11
申请号：US13518050
申请日：2010-12-22
IPC分类号： E21B7/18 , E21B43/114
CPC分类号： E21B7/18 , B24C1/045 , B24C5/02 , E21B7/04 , E21B21/002
摘要： A method of drilling comprises providing a drill string in a borehole, the drill string comprising an abrasive jet drill head including a jet nozzle and providing a passageway for fluid to the nozzle; supplying a supply fluid comprising a supply concentration of abrasive particles to the jet drill head; generating an jet comprising a jetting concentration of abrasive particles at the nozzle, wherein the jetting concentration depends on the supply concentration; and modulating the jetting concentration; wherein the supply concentration is modulated in order to modulate the jetting concentration. Further, an drilling assembly comprising an drill head with a jet nozzle, a passageway for fluid from a drill string to the jet nozzle, and a modulation means arranged along the fluid passageway for modulating the concentration of abrasive particles in fluid flowing through the fluid passageway towards the jet nozzle.
摘要翻译： 钻井方法包括在钻孔中提供钻柱，所述钻柱包括磨料喷射钻头，所述研磨射流钻头包括喷嘴并为所述喷嘴提供用于流体的通道; 向喷射钻头供应包括磨料颗粒的供应浓度的供应流体; 在喷嘴处产生包含磨料颗粒的喷射浓度的射流，其中喷射浓度取决于供应浓度; 并调节喷射浓度; 其中调节供应浓度以调节喷射浓度。 此外，钻井组件包括具有喷嘴的钻头，用于从钻柱到喷嘴的流体的通道，以及沿流体通道布置的调制装置，用于调节流过流体通道的流体中的磨料颗粒的浓度 朝向喷嘴。
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公开(公告)号：US08167058B2
公开(公告)日：2012-05-01
申请号：US12594241
申请日：2008-04-02
申请人： Jan-Jette Blangé
发明人： Jan-Jette Blangé
IPC分类号： E21B7/18
CPC分类号： E21B7/18 , E21B21/002
摘要： A method for supplying a jet of abrasive fluid for the purpose of providing a borehole by removing earth formation material through abrasion comprises a drill string and a drilling assembly connected to the drill string. The drilling assembly comprises a jetting device with a mixing space, a drilling fluid, a particle inlet, an abrasive fluid outlet for discharging a mixture of drilling fluid and magnetic particles, and a magnetic particle circulation system comprising a supporting surface which is exposed to a return stream along the drilling assembly. The method includes fixing a magnetic device with respect to the supporting surface, selecting a magnetic field density that which increases along the sloping supporting surface, attracting magnetic particles onto the supporting surface, and making the magnetic particles move over the sloping supporting surface (under the influence of the magnetic field of the magnetic device.
摘要翻译： 为了通过磨蚀去除地层材料而提供钻孔的目的来提供磨料流体的方法包括钻柱和连接到钻柱的钻井组件。 钻井组件包括具有混合空间的喷射装置，钻井流体，颗粒入口，用于排放钻井流体和磁性颗粒的混合物的磨料流体出口，以及磁性颗粒循环系统，其包括暴露于 沿钻探组件返回流。 该方法包括相对于支撑表面固定磁性装置，选择沿倾斜支撑表面增加的磁场密度，将磁性颗粒吸引到支撑表面上，并使磁性颗粒在倾斜支撑表面上移动（在 磁性装置的磁场的影响。
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