Would you like to start a free subscription?
Remember me | Forgot password
For full content view: Log in Now!
Elegant in its simplicity, gas lift technology has benefited from many technological improvements over the years. Pressure, temperature and depth ratings have been extended, even as the valves were made more compact. Mandrels have been improved to facilitate change-out, and to enable their use in increasingly cramped diameters. Some of the latest improvements have been made to the valves themselves, including adding a Venturi choke to boost the injection gas velocity to achieve a critical flow regime. This prevents “heading” that causes instabilities in the gas flow leading to uneven mixtures of gas and liquid. The improvements have resulted in high-performance technology that has much broader operating limits.
Faced with severe production problems in one of its San Juan Basin Coal Bed Methane (CBM) wells in Colorado, BP resorted to versatility in the use of standard production equipment. The well was producing 400-500 Mcfd of gas and was experiencing liquid-loading problems...
This area of the site is restricted.
In order to gain access, please either Log
In, or subscribe to World Oil.
Two options are available to you for creating an account.
1. Get a Free Trial Subscription to World Oil Magazine and gain immediate access to select content on World Oil Online.
Start a Free Trial Subscription and gain immediate access to the complete current issue of World Oil Magazine. Plus, you’ll receive 3 upcoming issues of World Oil Magazine in print or digital format.* You also receive access to the Energy Events Calendar, Industry Statistics and WO Wire’s news and industry coverage.
2. Purchase a subscription to World Oil magazine and gain immediate
and complete access to World Oil Online. As a Total Access subscriber
you will have access to all areas of the site available to registered users and
free subscribers as well as having access to such premium content areas as:
Physical copies of this content may be available for purchase. Visit the Reprints & Back Issues section.
If you are already a paid subscriber and do not have access, please email CustomerService@worldoil.com.
World Oil's specialized upstream Engineering Data Tables featuring the Drill Bit Classifier, Tubing Tables and more. Get Total Access today.
Aberdeen - December 2-3
Calgary - December 8-8
Mangaf - December 8-10
All material subject to strictly enforced copyright laws.
© 2014 World Oil. © 2014 Gulf Publishing Company.