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2024
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Invention
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Coating layer of hard alloy and machine article having coating layer of hard alloy on substrate s... |
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Invention
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Device and method for forming coating layer. A device for forming a coating layer on a member sur... |
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G/S
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Rock tools for mining, quarrying, tunnel excavation; Machine tools for mining, quarrying, tunnel ... |
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G/S
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Rock tools for mining, quarrying and tunnel excavation; machine tools for mining, quarrying and t... |
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G/S
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Rock tools namely, rock drills and drill bits for rock drilling for mining, quarrying, tunnel exc... |
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Invention
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Cemented carbide. This cemented carbide contains 8.0 to 28.0 mass% Co + Ni wherein (mass of Co)/(... |
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G/S
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Nonferrous metals and their alloys; common metals, unwrought; common metals, semi-wrought; tungst... |
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G/S
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Nonferrous metals and their alloys; common metals, unwrought or semi-wrought; tungsten alloys; co... |
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G/S
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Nonferrous metals and their alloys; common metals, unwrought
or semi-wrought; tungsten alloys; c... |
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Invention
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Rotary die unit. This rotary die unit comprises: a main body frame including a base, a first vert... |
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2021
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Invention
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Coating device. A coating device that comprises one or more coating heads, each of which has edge... |
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Invention
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Drilling bit. This drilling bit includes a bit body centered on a tool central axis, a plurality ... |
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Invention
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Drilling bit. This drilling bit comprises a bit body (2) centered on a tool central axis (O), a p... |
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2020
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Invention
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Drilling tip and drilling tool. A drilling tip that is attached to a distal end surface of a tool... |
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Invention
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Drilling tip and drilling tool. The present invention suppresses a decrease in boring efficiency ... |
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2017
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Invention
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Drill bit tip |
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2016
|
Invention
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Rolling mill roll. A rolling mill roll according to the present invention includes: a shaft membe... |
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2015
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Invention
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Drilling tool. The drilling tool includes a circular-cylindrical casing pipe; an annular ring bit... |
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2014
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Invention
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Drilling tool. The inner bit is provided with: a supply hole which is open at the distal end port... |
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Invention
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Digging bit. A digging bit includes a reaming portion whose diameter is larger than a rear end po... |
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2012
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Invention
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Excavation tool. In an excavation tool of the present invention, an embedding hole is drilled in ... |
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Invention
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Excavation tool. In an excavation tool of the present invention, an embedding hole 8 is dri... |
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2008
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Invention
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Excavation tool. Provided is an excavation tool which can firmly fix a locking pin so that the lo... |
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Invention
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Rolling mill roll and rolling mill machine. cracks thereon are prevented from occurring.
... |
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Invention
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Digging tool, digging bit, and device. Provided is an excavation tool for efficiently taking wast... |
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2002
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Invention
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Coating apparatus. In order to provide a coating apparatus in which an edge can be fixed rigidly ... |
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1997
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G/S
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Drilling bits for use in drilling for water wells, for anchors and for pilings. |
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1996
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G/S
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Machines and machine tools; motors and engines (except for land vehicles); machine coupling and t... |
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1994
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G/S
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drilling bits for use in drilling for water wells, for anchors and for pilings |
