WO2007100956A3 - Initiation and propagation control of vertical hydraulic fractures in unconsolidated and weakly cemented sediments - Google Patents
Initiation and propagation control of vertical hydraulic fractures in unconsolidated and weakly cemented sediments Download PDFInfo
- Publication number
- WO2007100956A3 WO2007100956A3 PCT/US2007/061602 US2007061602W WO2007100956A3 WO 2007100956 A3 WO2007100956 A3 WO 2007100956A3 US 2007061602 W US2007061602 W US 2007061602W WO 2007100956 A3 WO2007100956 A3 WO 2007100956A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fracture
- initiation
- formation
- unconsolidated
- hydraulic
- Prior art date
Links
- 230000000977 initiatory effect Effects 0.000 title abstract 6
- 239000013049 sediment Substances 0.000 title abstract 2
- 208000010392 Bone Fractures Diseases 0.000 abstract 10
- 206010017076 Fracture Diseases 0.000 abstract 10
- 230000015572 biosynthetic process Effects 0.000 abstract 3
- 239000012530 fluid Substances 0.000 abstract 3
- 238000002347 injection Methods 0.000 abstract 3
- 239000007924 injection Substances 0.000 abstract 3
- 208000006670 Multiple fractures Diseases 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000003208 petroleum Substances 0.000 abstract 1
- 230000001902 propagating effect Effects 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/25—Methods for stimulating production
- E21B43/26—Methods for stimulating production by forming crevices or fractures
Abstract
A method and apparatus for initiating and propagating a vertical hydraulic fracture in unconsolidated and weakly cemented sediments from a single bore hole to control the fracture initiation plane and propagation of the hydraulic fracture, enabling greater yield and recovery of petroleum fluids from the formation. An injection casing with multiple fracture initiation sections is inserted and grouted into a bore hole. A fracture fluid carrying a proppant is injected into the injection casing and opens the fracture initiation sections to dilate the formation in a direction orthogonal to the required fracture azimuth plane. Propagation of the fracture is controlled by supplying fracture fluid independent to the two opposing wings of the hydraulic fracture. The injection casing initiation section remains open after fracturing providing direct hydraulic connection between the production well bore, the permeable proppant filled fracture and the formation.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002644225A CA2644225A1 (en) | 2006-02-27 | 2007-02-05 | Initiation and propagation control of vertical hydraulic fractures in unconsolidated and weakly cemented sediments |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/363,540 US7748458B2 (en) | 2006-02-27 | 2006-02-27 | Initiation and propagation control of vertical hydraulic fractures in unconsolidated and weakly cemented sediments |
US11/363,540 | 2006-02-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2007100956A2 WO2007100956A2 (en) | 2007-09-07 |
WO2007100956A3 true WO2007100956A3 (en) | 2009-03-12 |
Family
ID=38442900
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2007/061602 WO2007100956A2 (en) | 2006-02-27 | 2007-02-05 | Initiation and propagation control of vertical hydraulic fractures in unconsolidated and weakly cemented sediments |
Country Status (3)
Country | Link |
---|---|
US (2) | US7748458B2 (en) |
CA (1) | CA2644225A1 (en) |
WO (1) | WO2007100956A2 (en) |
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US8602103B2 (en) * | 2009-11-24 | 2013-12-10 | Conocophillips Company | Generation of fluid for hydrocarbon recovery |
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US20130062070A1 (en) * | 2011-09-12 | 2013-03-14 | Grant Hocking | System and Method of Liquefying a Heavy Oil Formation for Enhanced Hydrocarbon Production |
US8955585B2 (en) | 2011-09-27 | 2015-02-17 | Halliburton Energy Services, Inc. | Forming inclusions in selected azimuthal orientations from a casing section |
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-
2006
- 2006-02-27 US US11/363,540 patent/US7748458B2/en not_active Expired - Fee Related
-
2007
- 2007-02-05 CA CA002644225A patent/CA2644225A1/en not_active Abandoned
- 2007-02-05 WO PCT/US2007/061602 patent/WO2007100956A2/en active Application Filing
-
2009
- 2009-02-12 US US12/370,244 patent/US7870904B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6216783B1 (en) * | 1998-11-17 | 2001-04-17 | Golder Sierra, Llc | Azimuth control of hydraulic vertical fractures in unconsolidated and weakly cemented soils and sediments |
US6443227B1 (en) * | 1998-11-17 | 2002-09-03 | Golder Sierra Llc | Azimuth control of hydraulic vertical fractures in unconsolidated and weakly cemented soils and sediments |
US6938693B2 (en) * | 2001-10-31 | 2005-09-06 | Schlumberger Technology Corporation | Methods for controlling screenouts |
Also Published As
Publication number | Publication date |
---|---|
CA2644225A1 (en) | 2007-09-07 |
US20070199713A1 (en) | 2007-08-30 |
US20100276147A9 (en) | 2010-11-04 |
US7748458B2 (en) | 2010-07-06 |
US7870904B2 (en) | 2011-01-18 |
US20090145606A1 (en) | 2009-06-11 |
WO2007100956A2 (en) | 2007-09-07 |
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