DE2813142
A cutting tool has a cutting edge for cutting into a surface of material to be mined so that fissures develop in the region of the bottom of the cut. The cutting tool is provided with apertures adjacent said cutting edge. High pressure fluid medium jets are directed through the apertures in the cutt...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A cutting tool has a cutting edge for cutting into a surface of material to be mined so that fissures develop in the region of the bottom of the cut. The cutting tool is provided with apertures adjacent said cutting edge. High pressure fluid medium jets are directed through the apertures in the cutting tool adjacent the cutting edge thereof and against the bottom of the cut so that such jets can enter into the fissures. |
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