Throwing type oil pipe overflow controller

The invention relates to an oil field tool for downhole operation, in particular to an oil pipe overflow controller. The throwing type oil pipe overflow controller is characterized in that a cone is arranged in a blocking pipe, slips are sheathed on the cone, the lower end of the cone is in a taper...

Full description

Saved in:
Bibliographic Details
Main Authors LI SHANGGUO, ZHANG ZHENTIAN, YUAN HAIKUN, LI XUGUANG, HOU JINMING
Format Patent
LanguageChinese
English
Published 01.12.2010
Subjects
EARTH DRILLING
EARTH DRILLING, e.g. DEEP DRILLING
FIXED CONSTRUCTIONS
MINING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
Online AccessGet full text

Cover

More Information
Summary:The invention relates to an oil field tool for downhole operation, in particular to an oil pipe overflow controller. The throwing type oil pipe overflow controller is characterized in that a cone is arranged in a blocking pipe, slips are sheathed on the cone, the lower end of the cone is in a taper shape, the upper part of the cone is connected with a core, and the top end of the core is provided with a boss. The invention does not affect oil well testing, and can be matched with downhole tools, such as oil well pumps, packers and the like. The invention has the advantages of simple structure, convenient operation, low cost for manufacture and processing and favorable blocking and seal effect.
Bibliography:Application Number: CN20101172516