LandOfFree - US Patents - Listing for Mining or in situ disintegration of hard material

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

Pavement surfacing machine

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Percussive tooth or bit

Percussion tool for boom mounted hammers

Mining or in situ disintegration of hard material – Processes

Percussive slot cutter

Mining or in situ disintegration of hard material – In situ conversion of solid to fluid – Dissolving or chemical reaction

Permeability restoration and lowering of uranium leakage from le

Mining or in situ disintegration of hard material – Automatic control; signaling or indicating – Of hard material disintegrating machine

Personnel detection and protection systems for use in undergroun

Mining or in situ disintegration of hard material – Processes – Mine safety

Phasing valve assembly for supplying water to a mining machine c

Mining or in situ disintegration of hard material – Automatic control; signaling or indicating – Of hard material disintegrating machine

Photoelectric method and device for control of a mining machine

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Cleansing fluid passage

Pick and the combination of a pick and holder

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Cleansing fluid passage

Pick and the combination of a pick and holder

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Cleansing fluid passage

Pick and the combination of a pick and holder

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Rolling or rotatable bit

Pick assembly

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Rolling or rotatable-type bit mount

Pick assembly

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Cleansing fluid passage

Pick box for housing a mineral cutter pick

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Insert or tip mounting feature

Pick for disintegrating natural and man-made materials

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Wear shield or replaceable wear sleeve

Pick holder and fixing sleeve for an extraction machine

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Wear shield or replaceable wear sleeve

Pick holder extraction

Mining or in situ disintegration of hard material – Miscellaneous

Pick holding arrangements

Mining or in situ disintegration of hard material – Miscellaneous

Pick holding arrangements

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Planar type bit mount

Pick system for mining ploughs, in particular coal ploughs