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

Mining or in situ disintegration of hard material – Processes – Stabilizing underground structure

Safety wall cutting through method employed in long wall mining

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

Saw and water combination system

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

Scabbler bit floor surfacing machine

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Tooth mounted on helical head portion or head with helical...

Scabbler bits

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

Scabbler for scabbling floors contaminated with hazardous materi

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

Scaling assembly

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

Scarifying blade with rotatable bits

Mining or in situ disintegration of hard material – Processes – With material-handling

Scoop-belt miner

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

Scraper chain conveyor with rack for the chainless feed of winni

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

Scraper chain conveyor with ventilation parts

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

Scraper device for milling drums of a construction machine

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

Scraping device for powered stone floor dressing unit

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

Scraping roller mounting means for scraping machines for scrapin

Mining or in situ disintegration of hard material – Processes – With material-handling

Scrapping method of building and scrapping machine

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

Scrubber for dispersing dust generated by longwall shearers

Mining or in situ disintegration of hard material – With separation of materials – Material mined or excavated underwater

Seabed mining utilizing circulating current based on water level

Mining or in situ disintegration of hard material – Tunnel recovery of fluid material

Sealing an underground coal deposit for in situ production

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

Sealing guard for a surface treating machine

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

Seam-mining apparatus