Cutters for use in mineral mining

Details Cutters for use in mineral mining Cutters for use in mineral mining

1985-08-02

1987-01-20

Novosad, Stephen J.

Mining or in situ disintegration of hard material

Cutter tooth or tooth head

299 34, 299 36, 175410, E21B 1000

Patent

active

046376585

ABSTRACT:
A floor cutter bit for a coal plough has a body carrying a pair of hard metal plates which define a coal face cutting edge and a floor cutting edge. A hard metal pin locates between the plates and receives end zones of the plates within recesses.

REFERENCES:
patent: 3904247 (1975-09-01), Ostrop
patent: 4376553 (1983-03-01), Breuer et al.
patent: 4440246 (1984-04-01), Jurgens

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