LandOfFree - US Patents - Listing for Mining or in situ disintegration of hard material,Hard material disintegrating machines

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Cutter attached to endless chain or cable

Plough for winning material from a mineral face

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Stepper-type advance-causing means

Plough mining installation

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Sidewall-working

Plough transmission

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Cutter attached to endless chain or cable

Plow baseplate

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Cutter attached to endless chain or cable

Plow cutter assembly

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Floor-working

Plunger-actuated surface-treating devices

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Sidewall-working

Plural spaced cutter drums on pivotable elongate arm with loadin

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Floor-working

Pneumatic cutter for concrete and the like

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Floor-working

Pneumatic roofing material removing apparatus

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Floor-working

Portable cutting device for attachment to blades of earth moving

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Floor-working

Portable rock crusher and scarifier

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Floor-working

Portable rotary power saw

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Sidewall-working

Power and liquid supply system for mining machines

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Floor-working

Power driven roofing removal tool

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Floor-working

Power driven rotary floor preparation device

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Sidewall-working

Power supply arrangement for pulled mining machines

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Remote control

Power supply system for an underground mining machine

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Floor-working

Power take off assembly, drive assembly and saw using power...

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Sidewall-working

Propulsion systems for mineral mining machines