An apparatus and method includes positioning a string in a wellbore, the string having a surge chamber. A closure member is provided below the well surface, with the surge chamber defined at least in part by the closure member. At least one port to the chamber is opened to create a fluid surge into the surge chamber and a local low pressure condition in a wellbore region.

 
Web www.patentalert.com

< Zigzag slab laser amplifier with integral reflective surface and method

< System and method for electronic business transaction of trading cards

> Color-linked miniature game apparatus

> Method and apparatus for presenting multiple pre-subject filtering profiles during CT data acquisition

~ 00222