Priority Date: 24.02.12 (CN 2012149847)

ROLLING FRICTION OR SUSPENSION FRICTION IMPACT MINING METHOD AND WEAR-RESISTANT IMPACT MINING MACHINE USING SAID METHOD

  • Application ID: EP13751685
  • Status: GRANT OF PATENT INTENDED

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Specialization

This patent has the IPC class E21 (EARTH OR ROCK DRILLING; MINING) MSP Europe UAB is specialized in E21. 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

  • 24.02.2012 - Priority Date (CN 2012149847)
  • 29.08.2013 - Publication A1 (WO2013123828)
  • 31.12.2014 - Publication A1 (EP2818634)

IPC Classification