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Patent Searching and Data


Title:
SUPER-HARD TIP FOR A PICK TOOL AND PICK TOOL COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2013/092346
Kind Code:
A3
Abstract:
A strike tip for a pick tool, comprising a strike structure joined to a substrate at an interface boundary, the strike structure comprising super-hard material and the substrate comprising carbide material. The strike structure has a strike end opposite the interface boundary, the strike end including a rounded apex having a radius of curvature in a longitudinal plane of at least 3.2mm and at most 6mm.

Inventors:
BUSH PETER (ZA)
RIES BERND HEINRICH (DE)
FRIES ROBERT (ZA)
JONKER CORNELIS ROELOF (ZA)
Application Number:
PCT/EP2012/075234
Publication Date:
February 20, 2014
Filing Date:
December 12, 2012
Export Citation:
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Assignee:
ELEMENT SIX ABRASIVES SA (LU)
ELEMENT SIX GMBH (DE)
International Classes:
E21B10/56; E21C35/18
Foreign References:
US7396086B12008-07-08
US20090294182A12009-12-03
US20100065332A12010-03-18
US20090108664A12009-04-30
Attorney, Agent or Firm:
SMALLMAN, Clint Guy et al. (Group Intellectual Property,3rd Floor, Building 4, Chiswick Park,,566 Chiswick High Road, London Greater London W4 5YE, GB)
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