Priority Date: 21.11.11 (US 201161562283P)

DISSIPATIVE SURFACTANT AQUEOUS-BASED DRILLING SYSTEM FOR USE IN HYDROCARBON RECOVERY OPERATIONS FROM HEAVY OIL AND TAR SANDS

  • Application ID: EP12795295
  • Status: EXAMINATION REQUESTED

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Timeline

  • 21.11.2011 - Priority Date (US 201161562283P)
  • 30.05.2013 - Publication A1 (WO2013078374)
  • 01.10.2014 - Publication A1 (EP2782970)

IPC Classification