E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
E21B11/00—Other drilling tools
E21B11/06—Other drilling tools with driven cutting chains or similarly driven tools
B—PERFORMING OPERATIONS; TRANSPORTING
B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
B65G37/00—Combinations of mechanical conveyors of the same kind, or of different kinds, of interest apart from their application in particular machines or use in particular manufacturing processes
B—PERFORMING OPERATIONS; TRANSPORTING
B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
B65G2812/00—Indexing codes relating to the kind or type of conveyors
B65G2812/01—Conveyors composed of several types of conveyors
B65G2812/016—Conveyors composed of several types of conveyors for conveying material by co-operating units in tandem
B65G2812/018—Conveyors composed of several types of conveyors for conveying material by co-operating units in tandem between conveyor sections
Appareils pour l'empilage de contenants utilises plus particulierement dans des installations d'emballage au moyen d'une bande matiere thermoretractable.
Appareil de manutention destiné à déplacer, suivant une direction longitudinale sensiblement horizontale, des charges unitaires reposant sur des organes de roulement
Appareil monte sur une embarcation pour mecaniser in situ les operations de manutention de detroquage et d'habillage applicables a des elevages conchycoles