Wire rope replaces sucker rods in Chinese wells

Tests on wire-rope pumping units in two oil fields in China showed that these units eliminated sucker-connection problems, decreased labor requirements, increased effective plunger displacement and pump efficiency, lengthened well repair cycle, and decreased loads on the hanger.The units have widespread potential because China has about 90,000 oil wells and 9,000 wells are completed annually. Of these, 90% need artificial lift for oil recovery.According to test data from the Qinghai and Zhongyuan oil fields, four wells received a Yuan 27.83 million (about $3.3 million) direct economic benefit from the wire-rope installation.HistoryA joint program between E.I. du Pont de Nemours & Co. and ...

Why Register?

Non-subscribers can only view whitepapers by providing name, home and email address, phone number and other information and comment on/rate articles.

Why Subscribe?

Oil & Gas Journal subscribers with login credentials can access these premium features of OGJ Online:

  • Current Issue – an html version of the current week's issue of Oil & Gas Journal.
  • Past Issues – An Electronic OGJ Archive. A keyword-searchable archive of all issues of Oil & Gas Journal dating back to 1990; also searchable by issue date.
  • Market Journal – a weekly round-up of the oil and gas markets, with observations from leading analysts.
  • Editor's Perspective – a short article of insight and opinion by the Editor of Oil & Gas Journal.
  • OGJ Industry Stats – quick access to current industry statistics from Oil & Gas Journal.
  • OGJ Survey Downloads - quick access to exclusive reports from Oil & Gas Journal.


Subscriber Help or Subscribe

Oil & Gas Journal Subscribers: Have your subscription number (from the mailing label on the cover of your Oil & Gas Journal) and e-mail address ready to set up your online account through Customer Service Assistant.

If you're not an Oil & Gas Journal subscriber, start a subscription and gain access to the subscriber areas of OGJ Online now.

Stay Connected