Priority Date: 10.08.11 (RU 20110133771)

BLAST-FURNACE SMELTING METHOD

  • Application ID: EP11870736
  • Status: PATENT GRANTED

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Specialization

This EP application has the IPC class C21 (METALLURGY OF IRON). Kesna Ltd is specialised in C21 (METALLURGY OF IRON). 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

  • 10.08.2011 - Priority Date (RU 20110133771)
  • 14.02.2013 - Publication A1 (WO2013022372)
  • 18.06.2014 - Publication A1 (EP2743357)
  • 15.03.2017 - Publication B1 (EP2743357)

IPC Classification