Biblioteca Digital

35 resultados para open-pit coal mining

Soutènement mecanisé des tailles Steinkohlenbergbauverein, Technique minière, Recueil No. 17, 1969. = Mechanized support structure of the Coal Mining Association. Mining technology, Volume No. 17, 1969.

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Entwicklung eines Wasserrohrkessels mit Kohlenstaubfeuerung. Bergtechnik, Kohleveredlung, Feuerungstechnik. Forschungshefte Kohle, Heft Nr. 6, 1967. = Development of water-tube boilers with pulverized coal. Mining technology, Valorization of coal, Combustion technology. Coal Research Collection, Volume No. 6, 1967.

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Employment in Coal-Mining, Trends 1974-1982 (Employment and Unemployment Statistical Bulletin). 5-1983.

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Employment in Coal-Mining: Trends 1974-1982 (Employment and Unemployment Statistical Bulletin). 5-1983.

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Mise à l’épreuve de barrages et d’arrêts-barrages. Technique minière, valorisation du charbon, combustion du charbon. Recuiel du recherches charbon, recuiel No. 9, 1967 = Testing of barrages and dam-stops. Mining techonolgy, Valorization of coal, Coal combustion. Coal Research Collection, Volume No. 9, 1967

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Plötzliche Grubengasausbrüche I: CERCHAR. Bergtechnik: Kohleverdelung, Feuerungstechnik. Forchungshefte Kohle, Heft Nr. 7, 1967 = Sudden mine gas explosions I: CERCHAR. Mining techonlogy, Valorization of coal, Coal combustion. Coal Research Collection, Volume No. 7, 1967

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Méchanique des terrains houillers dans le cas de déformations planes. Technique minière, Recueils de recherches charbon, recueil No. 25, 1969 = Mechanical coalfields in the case of planar distortion. Mining technology, Coal Research Collection, Volume No. 25, 1969.

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Inflammation et combustion de charbon gras sur grille. Technique minière: valorisation du charbon, combustion du charbon. Recueils de recherches du charbon, recueil No. 3, 1967 = Ignition and combustion of bituminous (soft) coal grid. Mining techonology, Valorization of coal, Coal combustion. Coal Research Collection, Volume No. 3, 1967.

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Commandes hydrostatiques pour des installations d'abattage de charbon. Technique minière, Recueils de recherches charbon, recueils No. 21, 1968. = Hydrostatic drivers for coal-cutting equipment. Mining technology, Coal Research Collection, Volume No. 21, 1968

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Cadres articulés sur piles de bois. Technique minière, Recueils de recherches charbon, recueil No. 28, 1969. = Articulated frames of log piles. Mining technology, Coal Research Collection, Volume No. 28, 1969

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Expertise sur le creusement des galeries au rocher. Technique minière, Recueils de recherches charbon, recueil No. 31, 1970 = Assessment of tunneling in rock. Mining technology, Coal Research Collection, Volume No. 31, 1970

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Memorandum concerning a Community Coal Research Programme in the field of mining technology with a view to obtaining financial aid under the terms of Article 55 § 2 c of the ECSC Treaty (Budgetary year 1977); Memorandum concerning a Community Coal Research Programme in the field of product beneficiation with a view to obtaining financial aid under the terms of Article 55 § 2 c of the ECSC Treaty (Budgetary year 1977). COM (76) 637 final, 29 November 1976

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Explosionsversuche mit Sperren und Dämmen II. Bergtechnik, Kohleveredelung, Feuerungstechnik = Test explosions with blocks and dams. Mining technology, Valorization of coal, Combustion technology. Vol. 30, 1970.

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Télécommande et automatisation des travaux souterrains dans les houillères du Royaume-Uni et de la Communauté européenne du charbon et de l'acier (Situation 1968). Technique minière, Recuiel No. 18, 1970. =Remote control and automation of underground work in the mines of the United Kingdom and European Community of coal and steel (the situation in 1968). Mining technology, Volume No. 18, 1970.

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Télécontrôle et télécommande en taille have Steinkohlenbergwerk Friedrich Heinrich AG. Technique minière, Valorsation du charbon, Combustion du charbon, Recueil No. 10, 1967. = Remote monitoring and control in size cutting at Friedrich Heinrich AG coal mine. Mining technology, Valorization of coal, Coal combustion, Volume No. 10, 1967.

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