Priority Date: 13.10.08 (US 20080104974P)

CIRCULATED HEATED TRANSFER FLUID SYSTEMS USED TO TREAT A SUBSURFACE FORMATION

  • Application ID: EP09821045
  • Status: The application is deemed to be withdrawn

Applicants

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Attorneys

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Specialization

This EP application has the IPC class E21 (EARTH OR ROCK DRILLING; MINING). Shell International B.V. is specialized in E21. Shell Internationale Research Maatschappij B.V., Shell International B.V. is specialised in E21 (EARTH OR ROCK DRILLING; MINING). Here you find a list of all patent agent firms which are specialized in this IPC class. For a similar patent, they might be a good choice.

Timeline

  • 13.10.2008 - Priority Date (US 20080104974P)
  • 22.04.2010 - Publication A1 (WO2010045098)
  • 22.06.2011 - Publication A1 (EP2334900)

IPC Classification