西南石油大学学报(自然科学版) ›› 2004, Vol. 26 ›› Issue (6): 68-72.DOI: 10.3863/j.issn.1000-2634.2004.06.019

• 石油机械工程及其它 • Previous Articles     Next Articles

REPAIR TECHNIQUES FOR FAILURE CASING OF Oil AND WATER WELLS IN HENAN OIL FIELD

PENG Yong-cai   

  1. The first oil production factory of Henoil field branch company, Nanyang Henan 474780, China
  • Received:2004-01-08 Revised:1900-01-01 Online:2004-12-20 Published:2004-12-20
  • Contact: PENG Yong-cai

Abstract: In the later development stage, different casing damage ocurs in many oil wells and water injection wells of the first production factory of Henan oil field. As a result, the flood pattern and the implementation of stimulation and inje
tion-increasing means were affected seriously; a lot of reserv and production were lost; in the meantime, the repair of casidamage wells needs increasing the cost. In this paper, factocausing casing damage were analyzed comprehensively, athen preventive and disposal measures were presented, whiare useful for people to lay casing repair means.

Key words: oil and water well, casing, repair technique

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