Featured patents

Automated Cutting Operation of a Mining Machine
US 08807659 B2, Aug. 19, 2014, Of hard material disintegrating machine, Persistence Jokonya / Joy MM Delaware, Inc. (Wilmington, US)
A method for automatically operating a continuous mining machine, the method…

Device for the Cutting and Mixing of Soils
US 08789893 B2, July 29, 2014, Vertical cutter tooth orbit, Wolfgang Reinhardt / Allu Deutschland GmbH (Bünde, DE)
Device for cutting and mixing soils by means of a hydraulic excavator…

Abrasion Detecting Apparatus Detecting Abrasion of Component of Cutter Head and Tunnel Boring Machine Including Abrasion Detecting Apparatus
US 08789890 B2, July 29, 2014, Of rotary cutter with advance direction coincident or parallel to rotary axis, Hiroyoshi Iwata et al. / Kawasaki Jukogyo Kabushiki Kaisha (Kobe-shi, JP)
An abrasion detecting apparatus configured to detect abrasions of a plurality…

Bit Holder and Base Part for Receiving a Bit Holder
US 08746807 B2, June 10, 2014, Clamped tooth holder or tooth mount, Guenter Haehn et al. / Wirtgen GmbH DE
A bit holder, comprising:…

Bit Holding System With an Opening for Removal of Broken Bits
US 08740314 B2, June 3, 2014, Rolling or rotatable-type bit mount, Michael L. O'Neill / Joy MM Delaware, Inc. (Wilmington, US)
A cutting tool assembly comprising:…

In Situ Thermal Processing of an Oil Shale Formation
US 08608249 B2, Dec. 17, 2013, In Situ Conversion of Solid to Fluid, Lanny Gene Schoeling et al. / Shell Oil Company (Houston, US)
A method of treating an oil shale formation in situ, comprising:…

Mining Apparatus With Precision Navigation System
US 08573705 B2, Nov. 5, 2013, Of material handling means, Ian T. Carr et al.
A mining apparatus, comprising:…

Longwall Mining Roof Supports
US 08590982 B2, Nov. 26, 2013, With mine roof-supporting means, John Holme / Joy MM Delaware, Inc. (Wilmington, US)
A face end roof support including…

Mineral Seam Detection for Surface Miner
US 08590981 B2, Nov. 26, 2013, On cutter head, Larry D. Frederick / Geosteering Mining Services, LLC (Huntsville, US)
A mineral seam detector for use with a mining machine having a cutting drum…

Ejector Unit for a Road Milling Machine or the Like
US 08469456 B2, June 25, 2013, With material handling, Stefan Abresch et al. / Wirtgen GmbH DE
An ejector for a road milling machine, comprising:…

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