Cutting tool and method of using same
AssigneeThe Commonwealth of Australia Commonwealth Scientific and Industrial Research Organization
InventorsJames Norman Boland, Kit Bunker, Paul Edwin Willis
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Abstract
A cutting tool for cutting hard rock, said cutting tool including one or more cutting elements (10) each comprising a pointed or chisel-shaped body (12) including a diamond composite material including diamond crystals bonded together by a silicon carbide matrix, the each cutting element being mounted into a supporting matrix comprising a metal matrix composite material, such that the point or chisel edge of the each element protrudes from said matrix.
Claims46
A cutting tool for cutting hard rock, said cutting tool including one or more cutting elements each comprising a pointed or chisel shaped body including a diamond composite material including diamond crystals bonded together by a silicon carbide matrix, the or each cutting element being mounted into a supporting matrix comprising a metal matrix composite material, such that the point or chisel edge of the or each element protrudes from said matrix.
A pick for cutting hard rock, said pick including one or more cutting elements each comprising a pointed or chisel shaped body including a diamond composite material including diamond crystals bonded together by a silicon carbide matrix, the or each cutting element being mounted into a supporting matrix comprising a metal composite material, such that the point or chisel edge of the or each element protrudes from said matrix.
A saw for cutting hard rock, said saw including a plurality of cutting elements mounted in a supporting matrix of a metal composite material, wherein each cutting element comprises a pointed or chisel shaped body including a diamond composite material including diamond crystals bonded together by a silicon carbide matrix, and each cutting element is mounted in the metal composite material such that the point or chisel edge of each element protrudes from the matrix.
A drill bit for cutting hard rock, said drill bit including a plurality of cutting elements mounted in a supporting matrix of a metal composite material, wherein each cutting element comprises a pointed or chisel shaped body including a diamond composite material including diamond crystals bonded together by a silicon carbide matrix, and each cutting element is mounted in the metal composite material such that the point or chisel edge of each element protrudes from the matrix.
Dependencies are inferred from the claim text.