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Lars H. Hillert
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Saltsjo-Boo, SE
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Patents Grants
last 30 patents
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Patent Grant
Diamond tools for rock drilling, metal cutting and wear part applic...
Patent number
5,624,068
Issue date
Apr 29, 1997
Sandvik AB
Mats G. Waldenstrom
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Diamond tools for rock drilling, metal cutting and wear part applic...
Patent number
5,496,638
Issue date
Mar 5, 1996
Sandvik AB
Mats G. Waldenstro/ m
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Tools for percussive and rotary crushing rock drilling provided wit...
Patent number
5,335,738
Issue date
Aug 9, 1994
Sandvik AB
Mats G. Waldenstrom
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Diamond tools for rock drilling, metal cutting and wear part applic...
Patent number
5,264,283
Issue date
Nov 23, 1993
Sandvik AB
Mats G. Waldenstrom
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Tools for cutting rock drilling
Patent number
5,217,081
Issue date
Jun 8, 1993
Sandvik AB
Mats G. Waldenstrom
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Diamond rock tools for percussive and rotary crushing rock drilling
Patent number
5,154,245
Issue date
Oct 13, 1992
Sandvik AB
Mats G. Waldenstrom
E21 - EARTH DRILLING MINING
Information
Patent Grant
Temperature resistant abrasive polycrystalline diamond bodies
Patent number
4,766,040
Issue date
Aug 23, 1988
Sandvik Aktiebolag
Lars H. Hillert
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Cutting insert and method of making the same
Patent number
4,629,661
Issue date
Dec 16, 1986
Santrade Limited
Lars H. Hillert
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...