Featured patents

Auxiliary Drive
US 08807662 B2, Aug. 19, 2014, Drum-type, Peter Busley et al. / Wirtgen GmbH DE
A construction machine for the treatment of ground surfaces, comprising:…

Cleat for Joining Chassis Modules
US 08801106 B2, Aug. 12, 2014, Sidewall-working, Shawn W. Franklin et al. / Joy MM Delaware, Inc. (Wilmington, US)
A shearer mining machine comprising:…

Scanning System for 3D Mineralogy Modelling
US 08857915 B2, Oct. 14, 2014, Of material handling means, Juan Nieto et al. / The University of Sydney (The University of Sydney, New South Wales, AU)
A method of mining comprising:…

Hydraulic Ripper for Excavators
US 08870296 B2, Oct. 28, 2014, Resonant vibrator driven, Javier Aracama Martinez De Lahidalga
A hydraulic hammer ripper for mechanical diggers comprising a tooth with drive…

Method and Apparatus for Creating a Planar Cavern
US 08646846 B2, Feb. 11, 2014, Dissolving or chemical reaction, Samuel T. Ariaratnam et al.
A method for forming a planar cavern, comprising:…

Hydrocarbon Production From Mines and Tunnels Used in Treating Subsurface Hydrocarbon Containing Formations
US 08562078 B2, Oct. 22, 2013, Tunnel Recovery of Fluid Material, Horng Jye (Jay) Hwang et al. / Shell Oil Company (Houston, US)
A system for treating a subsurface hydrocarbon containing formation, comprising:…

Rotatable Cutting Tool-Tool Holder-Base Assembly
US 08523290 B2, Sept. 3, 2013, Wear resistant feature for tool body, Don Rowlett et al. / Kennametal Inc. (Latrobe, US)
A tool holder-base assembly wherein the base is adapted to attach to a surface…

Impact Tool
US 08485609 B2, July 16, 2013, Insert or tip mounting feature, David R. Hall et al. / Schlumberger Technology Corporation (Houston, US)
An impact tool for use with a driving mechanism, the impact tool comprising:…

Pavement Cutting Apparatus and Method
US 08469457 B1, June 25, 2013, Slot-type cutter; e.g., pavement saw, Nolan D. Schabacker
Pavement cutting equipment for cutting a concrete or asphalt pavement,…

Pick Assembly With Integrated Piston
US 08449039 B2, May 28, 2013, Adjustable tooth, David R. Hall
A pick assembly, comprising:…

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