基本信息:
- 专利标题: METHODS FOR ESTABLISHING A SUBSURFACE FRACTURE NETWORK
- 专利标题(中):建立表面破碎网络的方法
- 申请号:PCT/US2011049579 申请日:2011-08-29
- 公开(公告)号:WO2012054139A2 公开(公告)日:2012-04-26
- 发明人: EL-RABAA ABDEL WADOOD M , MOORE LEONARD V , MCCRAKEN MICHAEL E , SHUCHART CHRIS E , ENTCHEV PAVLIN , CHOI NANCY H , KARNER STEPHEN , ALVAREZ JOSE OLIVERIO
- 申请人: EXXONMOBIL UPSTREAM RES CO , EL-RABAA ABDEL WADOOD M , MOORE LEONARD V , MCCRAKEN MICHAEL E , SHUCHART CHRIS E , ENTCHEV PAVLIN , CHOI NANCY H , KARNER STEPHEN , ALVAREZ JOSE OLIVERIO
- 专利权人: EXXONMOBIL UPSTREAM RES CO,EL-RABAA ABDEL WADOOD M,MOORE LEONARD V,MCCRAKEN MICHAEL E,SHUCHART CHRIS E,ENTCHEV PAVLIN,CHOI NANCY H,KARNER STEPHEN,ALVAREZ JOSE OLIVERIO
- 当前专利权人: EXXONMOBIL UPSTREAM RES CO,EL-RABAA ABDEL WADOOD M,MOORE LEONARD V,MCCRAKEN MICHAEL E,SHUCHART CHRIS E,ENTCHEV PAVLIN,CHOI NANCY H,KARNER STEPHEN,ALVAREZ JOSE OLIVERIO
- 优先权: US40506910 2010-10-20
- 主分类号: E21B43/26
- IPC分类号: E21B43/26
摘要:
A method of creating a network of fractures in a reservoir is provided. The method includes designing a desired fracture network system, and determining required in situ stresses to create the desired fracture network within the reservoir. The method further includes designing a layout of wells to alter the in situ stresses within the stress field, and then injecting a fracturing fluid under pressure into the reservoir to create an initial set of fractures within the reservoir. The method also includes monitoring the in situ stresses within the stress field, and modifying the in situ stresses within the stress field. The method then includes injecting a fracturing fluid under pressure into the reservoir in order to expand upon the initial set of fractures and to create the network of fractures. A method for producing hydrocarbons from a subsurface formation is also provided herein, wherein a fracture network is created from a single, deviated wellbore production.
摘要(中):
提供了一种在储层中创建骨折网络的方法。 该方法包括设计期望的裂缝网络系统,以及确定所需的原位应力以在储层内产生所需的裂缝网络。 该方法还包括设计井的布局以改变应力场内的原位应力,然后在压力下将压裂流体注入储层以在储层内产生初始的裂缝。 该方法还包括监测应力场内的原位应力,以及改变应力场内的原位应力。 该方法然后包括将压力下的压裂流体注入到储层中,以便在初始的裂缝集合上扩张并产生断裂网络。 本文还提供了一种从地下地层生产碳氢化合物的方法,其中断裂网络是由单一偏离的井筒产生产生的。
IPC结构图谱:
E | 固定建筑物 |
--E21 | 土层或岩石的钻进;采矿 |
----E21B | 土层或岩石的钻进;从井中开采油、气、水、可溶解或可熔化物质或矿物泥浆 |
------E21B43/00 | 从井中开采油、气、水、可溶解或可熔化物质或矿物泥浆的方法或设备 |
--------E21B43/16 | .提高开采碳氧化合物的方法 |
----------E21B43/26 | ..通过形成裂隙或裂缝 |