E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
E04G21/04—Devices for both conveying and distributing
Landscapes
Engineering & Computer Science
(AREA)
Architecture
(AREA)
Mechanical Engineering
(AREA)
Civil Engineering
(AREA)
Structural Engineering
(AREA)
Underground Or Underwater Handling Of Building Materials
(AREA)
Dispositif d'alimentation rotative en fonte liquide d'une installation de coulée continue verticale d'un tuyau en fonte à graphite sphéroîdal