Horizontal drilling

Horizontal drilling - computer generated image of...

Info iconThis preview shows pages 1–9. Sign up to view the full content.

View Full Document Right Arrow Icon
Horizontal  Drilling Brent Mansingh Chris Roberts Jordan Haney Ali Al-Jaroudi
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Horizontal Drilling What exactly is horizontal drilling? And why would anyone use it? When was horizontal drilling first used? What are the different types of horizontal  drilling? What are the economic benefits of using  horizontal drilling?
Background image of page 2
Why use Horizontal Drilling? To expose more reservoir rock to the well  bore surface To avoid water or gas intrusion Stratigraphic traps such as porosity  pinchouts and reefs
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Other benefits of horizontal  drilling Intersect vertical fractures Increase recovery production Oil that has not yet migrated to a conventional trap, but remained in porosity of source rock Water or gas coning
Background image of page 4
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Three Main Types of Horizontal  Drilling Short radius Medium radius Long radius. Picture depicts an underground 3D
Background image of page 6
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 8
Background image of page 9
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: computer generated image of horizontal wells. Economic Aspects of Horizontal Drilling • 230 percent annually, and that more than 2,000 successful completions! • Multilaterals were first used in 1994, multilateral drilling costs averaged $358/ft. • Costs have dropped steadily through the years, reaching $103/ft in 1998 (the latest year for which full data are available. ) Economics Contd. • 16 wells with 39 laterals drilled • Combined footage drilled during 1998 was over 74,000 feet of multilaterals. • Ninety-five percent (95%) of the drilled footage was within the pay zone itself. Summary • The history of horizontal drilling • The uses of horizontal drilling • Different types • Economic aspects...
View Full Document

This note was uploaded on 04/07/2008 for the course PETE 2001 taught by Professor Thurber during the Spring '07 term at LSU.

Page1 / 9

Horizontal drilling - computer generated image of...

This preview shows document pages 1 - 9. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online