EQUIPMENT FOR THE PREPARATION OF AGGREGATES IN THE QUARRY: WASHING OF MATERIALS AND HYDRAULIC CLASSIFICATION OF SANDS

LES MATERIELS D'ELABORATION DES GRANULATS EN CARRIERE : LAVAGE DES MATERIAUX ET CLASSIFICATION HYDRAULIQUE DES SABLES

THE AUTHOR DEALS WITH THE SELECTION OF WASHING EQUIPMENT AND THE CLASSIFICATION WHICH IS RELATED TO DEPOSIT QUALITY DEPENDING ON THE TYPE OF EXPLOITATION AND QUALITY OF THE MATERIALS REQUIRED FOR SPECIFIC USES. THREE TABLES GIVE THE CHARACTERISTICS OF: (1) WASHING-CLEANING DEVICES; (2) DEVICES FOR SEPARATION BY SEDIMENTATION AND DRAINING; DEVICES FOR CLASSIFICATION. PART OF THE REPORT DEALS WITH THE PURIFYING OF WATER AND STORING OF MUD. THE LAST PART OF THE REPORT IS A DISCUSSION ON THE ACTION OF PADDLE WHEELS FOR WASHING, TREATMENT OF GRAVEL CONTAINING CLAY BALLS, SHELLS OR WOOD, ELIMINATION OF PARTICLES LESS THAN 2 MICRONS, RATE OF POLLUTION AND CLEANING DEVICES, DEFILLERIZATION BY MEANS OF PNEUMATIC METHODS, POSSIBILITY OF REGULATING CYCLONE COLLECTORS, EFFICIENCY OF DRAINING EQUIPMENT.

Language

  • French

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Filing Info

  • Accession Number: 01289542
  • Record Type: Publication
  • Source Agency: Institut Francais des Sciences et Technologies des Transports, de l'Aménagement et des Réseaux (IFSTTAR)
  • Files: ITRD
  • Created Date: Nov 21 2010 1:49AM