Cemented carbide tools for mining and construction...

Details Cemented carbide tools for mining and construction... Cemented carbide tools for mining and construction...

2004-12-15

2008-09-23

King, Roy (Department: 1793)

Specialized metallurgical processes, compositions for use therei

Compositions

Consolidated metal powder compositions

C428S547000

Reexamination Certificate

active

07427310

ABSTRACT:
A cemented carbide cutting tool insert/button for mining and construction comprising hard constituents in a binder phase of Co and/or Ni and at least one surface portion and an interior portion in which surface portion the grain size is smaller than in the interior portion is disclosed. The surface portion with the smaller grain size has a lower binder phase content than the interior portion. A method to form the cemented carbide cutting tool insert/button is also disclosed.

REFERENCES:
patent: 4359335 (1982-11-01), Garner
patent: 4743515 (1988-05-01), Fischer et al.
patent: 4843039 (1989-06-01), Akesson et al.
patent: 5403652 (1995-04-01), Drougge
patent: 5623723 (1997-04-01), Greenfield
patent: 5856626 (1999-01-01), Fischer et al.
patent: 5945207 (1999-08-01), Kutscher et al.
patent: 5948523 (1999-09-01), Carpenter et al.
patent: 6267797 (2001-07-01), Ostlund et al.
patent: 2004/0009088 (2004-01-01), Glatzle et al.
patent: 2005/0129951 (2005-06-01), Collin et al.
patent: 0 194 018 (1986-09-01), None
patent: 0 257 869 (1988-03-01), None
patent: 0 344 421 (1995-02-01), None
patent: 0 687 744 (1995-12-01), None
patent: 0 499 223 (1996-05-01), None
patent: 0 951 576 (1999-10-01), None
patent: 0 438 916 (2000-12-01), None
patent: 4128330 (1992-04-01), None
patent: 98/28455 (1998-07-01), None

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