PROPPANT PILLAR PLACEMENT IN A FRACTURE WITH HIGH SOLID CONTENT FLUID
    1.
    发明申请
    PROPPANT PILLAR PLACEMENT IN A FRACTURE WITH HIGH SOLID CONTENT FLUID 有权
    具有高固体含量流体的裂缝中的特殊支柱

    公开(公告)号:US20140131040A9

    公开(公告)日:2014-05-15

    申请号:US13073458

    申请日:2011-03-28

    IPC分类号: E21B43/267

    摘要: A method of placing proppant into a fracture formed in a subterranean formation from a wellbore is disclosed. The method comprises injecting through the wellbore a first treatment fluid to initiate the fracture in the subterranean formation; injecting through the wellbore a second treatment fluid comprising a particulate blend slurry made of proppant; the particulate blend comprising at least a first amount of particulates having a first average particle size between about 100 and 5000 μm and at least a second amount of particulates having a second average particle size between about three and twenty times smaller than the first average particle size; and forming with the particulate blend slurry a plurality of proppant-rich clusters spaced apart by proppant-free regions forming open channels.

    摘要翻译: 公开了一种将支撑剂置于从井眼形成在地层中的裂缝中的方法。 该方法包括通过井眼喷射第一处理流体以引发地层中的断裂; 通过井筒注入包含由支撑剂制成的颗粒状混合浆料的第二处理流体; 所述颗粒混合物包含至少第一量的具有约100至5000μm的第一平均粒度的颗粒和至少第二量的第二平均粒度小于第一平均粒度的约2-3倍的颗粒 ; 以及与所述颗粒状混合浆料一起形成多个富支撑剂富集簇,其通过形成开放通道的无支撑剂区域间隔开。

    PROPPANT PILLAR PLACEMENT IN A FRACTURE WITH HIGH SOLID CONTENT FLUID
    2.
    发明申请
    PROPPANT PILLAR PLACEMENT IN A FRACTURE WITH HIGH SOLID CONTENT FLUID 有权
    具有高固体含量流体的裂缝中的特殊支柱

    公开(公告)号:US20120247764A1

    公开(公告)日:2012-10-04

    申请号:US13073458

    申请日:2011-03-28

    IPC分类号: E21B43/267

    摘要: A method of placing proppant into a fracture formed in a subterranean formation from a wellbore is disclosed. The method comprises injecting through the wellbore a first treatment fluid to initiate the fracture in the subterranean formation; injecting through the wellbore a second treatment fluid comprising a particulate blend slurry made of proppant; the particulate blend comprising at least a first amount of particulates having a first average particle size between about 100 and 5000 μm and at least a second amount of particulates having a second average particle size between about three and twenty times smaller than the first average particle size; and forming with the particulate blend slurry a plurality of proppant-rich clusters spaced apart by proppant-free regions forming open channels.

    摘要翻译: 公开了一种将支撑剂置于从井眼形成在地层中的裂缝中的方法。 该方法包括通过井眼喷射第一处理流体以引发地层中的断裂; 通过井筒注入包含由支撑剂制成的颗粒状混合浆料的第二处理流体; 所述颗粒混合物包含至少第一量的具有约100至5000μm的第一平均粒度的颗粒和至少第二量的第二平均粒度小于第一平均粒度的约2-3倍的颗粒 ; 以及与所述颗粒状混合浆料一起形成多个富支撑剂富集簇,其通过形成开放通道的无支撑剂区域间隔开。

    HYDROLYZABLE PARTICLE COMPOSITIONS, TREATMENT FLUIDS AND METHODS
    3.
    发明申请
    HYDROLYZABLE PARTICLE COMPOSITIONS, TREATMENT FLUIDS AND METHODS 有权
    可水解颗粒组合物,处理液和方法

    公开(公告)号:US20120132421A1

    公开(公告)日:2012-05-31

    申请号:US13294297

    申请日:2011-11-11

    IPC分类号: A47B43/00 C09K8/88

    摘要: A composition, treatment fluid and method using hydrolyzable fines. A treatment fluid, which may optionally include a high solids content fluid (HSCF) and/or an Apollonianistic solids mixture, includes a fluid loss control agent comprising a dispersion of hydrolyzable fines, optionally with one or more of a surfactant, plasticizer, dispersant, degradable particles, reactive particles and/or submicron particles selected from silicates, γ-alumina, MgO, γ-Fe2O3, TiO2, and combinations thereof.

    摘要翻译: 一种组合物,处理液和使用可水解细粉的方法。 可以任选地包括高固含量流体(HSCF)和/或阿波罗糖固体混合物的处理流体包括流体损失控制剂,其包含可水解细粒的分散体,任选地与一种或多种表面活性剂,增塑剂,分散剂, 选自硅酸盐,γ-氧化铝,MgO,γ-Fe2O3,TiO2及其组合的可降解颗粒,反应性颗粒和/或亚微米颗粒。

    Methods For High Solid Content Fluids in Oilfield Applications
    4.
    发明申请
    Methods For High Solid Content Fluids in Oilfield Applications 审中-公开
    油田应用中高固体含量流体的方法

    公开(公告)号:US20130220619A1

    公开(公告)日:2013-08-29

    申请号:US13697466

    申请日:2011-05-06

    IPC分类号: C09K8/62 E21B43/26

    摘要: The invention discloses a method for use in a wellbore, comprising: providing a first fluid comprising at least a first type of particulate material having a first average particle size and a second type of particulate material having a second average particle size, wherein first average particle size is smaller than second average particle size; providing a second fluid comprising at least a third type of particulate material having a third average particle size and a fourth type of particulate material having a fourth average particle size, wherein third average particle size is smaller than fourth average particle size; and introducing the first fluid into the wellbore subsequently followed by introducing the second fluid into the wellbore, wherein the third average particle size is substantially equal to the second average particle size.

    摘要翻译: 本发明公开了一种在井眼中使用的方法,包括:提供第一流体,其包含具有第一平均粒度的至少第一类型的颗粒材料和具有第二平均粒径的第二类型的颗粒材料,其中第一平均颗粒 尺寸小于第二平均粒径; 提供第二流体,其包含具有第三平均粒度的至少第三类型的颗粒材料和具有第四平均粒度的第四类型的颗粒材料,其中第三平均粒度小于第四平均粒度; 以及将所述第一流体引入所述井筒中,随后将所述第二流体引入所述井筒中,其中所述第三平均粒度基本上等于所述第二平均粒度。

    HIGH SOLIDS CONTENT SLURRIES AND METHODS
    6.
    发明申请
    HIGH SOLIDS CONTENT SLURRIES AND METHODS 有权
    高固体内容物流和方法

    公开(公告)号:US20120138296A1

    公开(公告)日:2012-06-07

    申请号:US13372589

    申请日:2012-02-14

    IPC分类号: E21B43/267 C09K8/62

    摘要: A slurry and method are disclosed for low damage gravel packing. The slurry comprises a solids mixture comprising a plurality of volume-averaged particle size distribution (PSD) modes such that a packed volume fraction (PVF) exceeds 0.75; a carrier fluid in an amount to provide a solids volume fraction (SVF) less than the PVF of the solids mixture; and a stability additive to inhibit settling of the solids mixture. The method comprises circulating the slurry into a wellbore to deposit the slurry downhole; terminating the slurry circulation for a period of time, wherein the stability additive inhibits settling of the solids mixture; and thereafter circulating the deposited slurry in contact with a surface of a screen. Stability additives disclosed include colloidal particles, hydratable polymer particles, and particles having an aspect ratio above 6.

    摘要翻译: 公开了一种用于低损伤砾石包装的浆料和方法。 该浆液包含一种包含多个体积平均粒度分布(PSD)模式的固体混合物,使得填充体积分数(PVF)超过0.75; 载体流体,其量提供小于固体混合物的PVF的固体体积分数(SVF); 以及稳定添加剂以抑制固体混合物的沉降。 该方法包括将浆料循环到井眼中以将井下的泥浆沉积; 终止浆料循环一段时间,其中稳定性添加剂抑制固体混合物的沉降; 然后使沉积的浆料与筛网的表面接触。 所公开的稳定添加剂包括胶体颗粒,可水合的聚合物颗粒和长宽比高于6的颗粒。

    SYSTEM AND METHOD FOR LOW DAMAGE GRAVEL PACKING
    9.
    发明申请
    SYSTEM AND METHOD FOR LOW DAMAGE GRAVEL PACKING 有权
    低损耗GRAVEL包装的系统和方法

    公开(公告)号:US20100243250A1

    公开(公告)日:2010-09-30

    申请号:US12816473

    申请日:2010-06-16

    IPC分类号: E21B43/04 C09K8/44

    摘要: A gravel packing system, method and slurry. The system comprises a blending device to prepare a slurry comprising a carrier fluid suspending first, second and third particulates, wherein the carrier fluid comprises a brine and less than about 2.4 g/L (20 lb per 1000 gallons) of a viscosifier, and wherein the sum of the mass of the particulates is greater than about 2.4 kg/L (20 pounds per gallon), wherein the first average particle volume is between 27 and 3375 times larger than the second average particle volume, which in turn is between 27 and 3375 times larger than the third average particle volume. The system can also include tubing to position a screen in the wellbore and a slurry pump to circulate the slurry from the blending device in the wellbore in any order such that the particulates are deposited in the screen annulus to form a gravel pack.

    摘要翻译: 砾石包装系统,方法和浆料。 该系统包括混合装置以制备包括悬浮第一,第二和第三颗粒的载体流体的浆料,其中载体流体包含盐水并且小于约2.4g / L(20磅/ 1000加仑)的增粘剂,并且其中 颗粒物质的总和大于约2.4kg / L(每加仑20磅),其中第一平均颗粒体积比第二平均颗粒体积大27至3375倍,其又在27和 比第三平均颗粒体积大3375倍。 该系统还可以包括用于将筛网定位在井眼中的管道以及浆料泵,以使淤浆中的混合装置以任何顺序循环,使得颗粒物沉积在筛孔中以形成砾石填料。

    System and Method for Low Damage Fracturing
    10.
    发明申请
    System and Method for Low Damage Fracturing 有权
    低损伤压裂系统与方法

    公开(公告)号:US20090025934A1

    公开(公告)日:2009-01-29

    申请号:US12174137

    申请日:2008-07-16

    IPC分类号: E21B43/267

    摘要: A system includes a wellbore in fluid communication with a formation of interest and a fracturing slurry include a carrier fluid with a low amount of a viscosifier, an amount of proppant including a first average particle size between about 200 and 2000 μm, an amount particulates including a second average particle size between about three and ten times smaller than the first average particle size, and a third amount of particulates having a third average particle size smaller than the second average particle size. A sum of all of the particulates in the fracturing slurry exceed about 16 pounds per gallon of the carrier fluid. They system further includes a pumping device that creates a propped fracture in the formation of interest with the fracturing slurry, and a removal agent that removes the second amount of particulates and/or the third amount of particulates from the propped fracture.

    摘要翻译: 系统包括与感兴趣的形成流体连通的井眼,并且压裂浆料包括具有少量的增粘剂的载体流体,包含约200和2000μm之间的第一平均粒度的支撑剂的量,包括 比第一平均粒径小约三倍至十倍的第二平均粒径,以及具有比第二平均粒径小的第三平均粒径的第三量的微粒。 压裂浆中的所有颗粒的总和超过每加仑载体流体大约16磅。 它们还包括一个泵送装置,该压力装置利用压裂浆料产生所关注的形成中的支撑断裂,以及从支撑的裂缝中去除第二量的微粒和/或第三量的微粒的去除剂。