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    • 5. 发明授权
    • Electrical submersible pump
    • 电潜泵
    • US08287235B2
    • 2012-10-16
    • US11927766
    • 2007-10-30
    • Jacques OrbanMikhail Gotlib
    • Jacques OrbanMikhail Gotlib
    • F04D29/54
    • F04D13/10F04D7/02F04D29/026F04D29/2294F04D29/4286F05C2203/08F05D2300/20F05D2300/2261F05D2300/2263
    • The invention relates to high-speed electrical submersible pumps used for hydrocarbons production from oil wells with high concentration of solids. The technical result such as a longer service life is achieved with the technical design, wherein the pump comprises: a housing with a head and a base, a compression nut, a shaft installed on a journal bearing, stages of impellers and spacers installed on the shaft, set of diffusers installed on the housing, wherein the diffusers and impellers are manufactured from a ceramic material. The preferable design has metal spacers between the diffusers, wherein the length of the diffuser spacer between the contact surfaces equals the distance between the impeller spacers.
    • 本发明涉及用于从具有高浓度固体的油井生产碳氢化合物的高速电潜泵。 通过技术设计实现了更长使用寿命的技术结果,其中泵包括:具有头部和底座的壳体,压缩螺母,安装在轴颈轴承上的轴,安装在轴承座上的叶轮和间隔件 轴,安装在壳体上的一组扩散器,其中扩散器和叶轮由陶瓷材料制成。 优选的设计在扩散器之间具有金属间隔物,其中在接触表面之间的扩散器间隔物的长度等于叶轮间隔件之间的距离。
    • 6. 发明申请
    • DRILLING TOOL
    • 钻孔工具
    • US20120160571A1
    • 2012-06-28
    • US13342209
    • 2012-01-03
    • Jacques Orban
    • Jacques Orban
    • E21B11/00
    • E21B17/20
    • A drilling tool that has a flexible shaft so as to be able to make short radius curves while still being able to transmit torque and axial loads. The drilling tool includes a drill shaft for transmitting axial load, comprising a series of coaxial ring members connected together such that adjacent ring members are flexible in an axial plane relative to each other; each ring member being connected to an adjacent ring member by connecting member arranged to transmit torque therebetween; and axial supports extend between adjacent ring members so as to transmit axial loads therebetween.
    • 一种具有柔性轴的钻孔工具,以便能够在仍然能够传递扭矩和轴向载荷的同时实现短半径曲线。 钻具包括用于传递轴向载荷的钻杆轴,包括连接在一起的一系列同轴环构件,使得相邻的环构件在相对于彼此的轴向平面中是柔性的; 每个环构件通过布置成在其间传递扭矩的连接构件连接到相邻的环构件; 并且轴向支撑件在相邻的环件之间延伸,以便在它们之间传递轴向载荷。
    • 8. 发明授权
    • Downhole drilling of a lateral hole
    • 井下钻孔的侧孔
    • US07946360B2
    • 2011-05-24
    • US10597341
    • 2005-01-26
    • Jacques OrbanSpyro KotsonisJo Acquaviva
    • Jacques OrbanSpyro KotsonisJo Acquaviva
    • E21B7/04
    • E21B4/18E21B7/068E21B17/03E21B27/005E21B27/04E21B41/0035
    • A system for drilling a lateral hole departing from a main well. The system comprises a motor assembly (415) including a motor (412) to generate a rotating torque, an axial thruster (411) to generate an axial force, a blocking system (410) to fix the motor and the axial thruster downhole. The motor assembly further includes a drive shaft (414) to transmit the rotating torque. The system further comprises a first and second connector (402, 404) for transmitting the rotating torque and the axial force from the motor assembly to a drill string assembly. The first connector is connectable to the drill string assembly so as to transmit the axial force only to the drill pipe (401), and to transmit the rotating torque to a further drive (405) shaft positioned within the drill pipe. The second connector (402) is connectable to the drill string assembly so as to transmit both the axial force and the rotating torque to the drill pipe (401).
    • 用于钻出从主井离开的侧向孔的系统。 该系统包括电动机组件(415),其包括用于产生旋转扭矩的电动机(412),产生轴向力的轴向推进器(411),用于将电动机和轴向推进器固定在井下的阻塞系统(410)。 马达组件还包括用于传递旋转扭矩的驱动轴(414)。 该系统还包括用于将旋转扭矩和来自马达组件的轴向力传递到钻柱组件的第一和第二连接器(402,404)。 第一连接器可连接到钻柱组件,以将轴向力仅传递到钻杆(401),并将旋转扭矩传递到位于钻杆内的另外的驱动(405)轴。 第二连接器(402)可连接到钻柱组件,以将轴向力和旋转扭矩都传递到钻杆(401)。
    • 10. 发明申请
    • DUAL BHA DRILLING SYSTEM
    • US20110088951A1
    • 2011-04-21
    • US12674702
    • 2007-08-30
    • Jacques OrbanSami Iskander
    • Jacques OrbanSami Iskander
    • E21B7/04E21B4/00
    • E21B7/067E21B4/18E21B7/068E21B17/03
    • The invention relates to apparatus and methods useful for drilling lateral boreholes into a formation surrounding a main borehole. Proposed technique can be used for drilling of laterals which does not require such significant interruptions to deploy the small BHA and is based on the use of a drilling apparatus, comprising a drill collar forming part of a primary drilling assembly and having an outward opening groove in the side thereof, a secondary drilling assembly, comprising a tubular drill string connected at one end to the drill collar, a drilling motor mounted in the drill string, a drill bit mounted at the other end of the drill string and connected to the drilling motor, wherein the secondary drilling assembly is mounted in the drill collar so as to be movable between a first position in which the drill bit is seated in the groove, and a second position in which the bit projects laterally from the groove in the side of the drill collar.The secondary drilling assembly is mounted in the drill collar so as to be movable between a first position in which the drill bit is seated in the groove, and a second position in which the bit projects laterally from the groove in the side of the drill collar. The secondary drilling assembly can comprise a piston slidably mounted in the drill collar, the tubular drill string being connected at one end to the piston and extending inside the drill collar, such that during movement between the first position and the second position, the piston is advanced in the drill collar. The groove has an inclined lower end sloping up to the outer surface of the drill collar. The groove can be referenced to the tool face of a drilling tool connected to the drill collar such that orienting the tool face in a particular direction serves to orient the groove in a corresponding manner. The drill collar can have a sliding shutter that is moveable between a first position in which the groove is covered, and a second position in which the groove is open. The groove can also comprise a sliding seal through which the drill string projects when the secondary drilling assembly is moved into its second position.The secondary drilling assembly can also comprise crawler device located in the drill collar, the tubular drill string being connected at one end to the crawler device and extending inside the drill collar, wherein during movement between the first position and the second position, the crawler device is advanced in the drill collar.