John Yankey Email & Phone Number

John Yankey is a Well test Specialist at Expro.

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  Well Test Specialist

  Expro

  2010 - Present - Ghana

  Jubilee Project Completions; Tullow Oil Ghana • Well testing involving Injectivity of both Gas and Water wells (J-10, 11, 12, 13, 14, 15, 16, 17) of the Jubilee field. Offering support to completion and surface testing to oil wells (J-04, 05, 07, 09, 08) on Ocean semi-submersible rig Erik Raude at high pressure.• Well testing of J-19 oil producer on Jubilee field including sampling of oil and gas for PVT analysisIntervention and Work-over on Tullow Ghana Jubilee… Show more Jubilee Project Completions; Tullow Oil Ghana • Well testing involving Injectivity of both Gas and Water wells (J-10, 11, 12, 13, 14, 15, 16, 17) of the Jubilee field. Offering support to completion and surface testing to oil wells (J-04, 05, 07, 09, 08) on Ocean semi-submersible rig Erik Raude at high pressure.• Well testing of J-19 oil producer on Jubilee field including sampling of oil and gas for PVT analysisIntervention and Work-over on Tullow Ghana Jubilee Field• Well testing support to intervention operations on Jubilee water injection on the Transocean Sedco Energy.• Acid stimulation cleanup of Jubilee wells J-05, J-07, J-09 and J-02 to determine its productivity index. Cleaning up of organic clay acid and hydrofluoric acid to remove skin effect at the sandface of the well which decreased the flow rate of the already tested oil wells. Tullow Oil Ghana -Exploration and Appraisal DST - 2011• Exploratory DST of the Tweneboa-1 exploration oil well on Transocean Deepwater Millennium Drillship. • Drill stem test of gas condensate well in the Tweneboa -2 exploration well on the Transocean in the Deepwater Tano field on Deepwater Millennium Drillship; attaining gas flow rate of 50mmscf/day.• Drill Stem Test oil well Owo 1R2 Tullow Enyenra (Deepwater Tano) field on the Transocean Sedco Energy. Dewatering and Pigging Cleanup Project for the West Africa Gas Pipeline in Ghana -2013• Operating of well test package to control pressures on the West Africa Gas Pipeline to clean up the pipe for natural gas distribution across West Africa.Maurel and Prom Project - 2011• Surface testing for Maurel and Prom (Gabon) .Operating of Early Production Facility including the separator on Gwedidi Wells (101,102 and 103) Show less

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  Kwame Nkrumah' University Of Science And Technology, Kumasi

  Petroleum Engineering