bucket-chain excavator

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• Dragline excavator — Page 725 dragline at Turkish Coal Association Yenikoy Open Pit Coal Mine, Milas …   Wikipedia

• Steam shovel — A steam shovel is a large steam powered excavating machine designed for lifting and moving material such as rock and soil. It is the earliest type of power shovel.Origins and development The steam shovel was invented by William Otis, who received …   Wikipedia

• Trencher (machine) — A wheel trencher in South Africa A trencher is a piece of construction equipment used to dig trenches, typically for laying pipes or cables, or for drainage. Trenchers may range in size from walk behind models, to attachments for a skid loader or …   Wikipedia

• coal mining — Coal was very important in the economic development of Britain. It was used as fuel in the factories built during the Industrial Revolution and continued to be important until the 1980s. The main coalfields are in north east England, the north… …   Universalium

• Orenstein & Koppel — Orenstein und Koppel Former type Public Industry Manufacturing Fate Acquired …   Wikipedia

• Reclaimer — A reclaimer is a large machine used in bulk material handling applications. A reclaimer s function is to recover bulk material such as ores and cereals from a stockpile. A stacker is used to stack the material.Reclaimers are volumetric machines… …   Wikipedia

• Mining — This article is about the extraction of geological materials from the Earth. For the municipality in Austria, see Mining, Austria. For the siege tactic, see Mining (military). For name of the Chinese emperor, see Daoguang Emperor. Simplified… …   Wikipedia

• List of Autobots — Autobot Insignia This is a list of known Autobots from the Transformers fictional universe and toy line. The alternate modes of Autobots are usually cars, trucks and various other ground based civilian vehicles. Contents 1 The Transformers… …   Wikipedia

• Dredging — Dredge redirects here. For other uses, see Dredge (disambiguation). Dredgers redirects here. For the German municipality, see Dreggers. Dredging is an excavation activity or operation usually carried out at least partly underwater, in shallow… …   Wikipedia

• mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …   Universalium

• MythBusters (2011 season) — Country of origin Australia United States Broadcast Original channel Discovery Channel Original run …   Wikipedia