F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
32/22.5
F16L 58/06 (2006.01) B28B 19/00 (2006.01) B29C 67/00 (2006.01) F16L 58/10 (2006.01)
Patent
CA 1246335
DEVICE FOR COATING THE INTERNAL SURFACE OF A PIPELINE WITH A CEMENT-SAND MIXTURE ABSTRACT The disclosed device is used for protecting the pipeline under construction and restoring the operating ones, and comprises a mechanism for applying a coating, systems of feeding the cement-sand mixture and the working medium, a pull rope and a winch. Wounded on the winch drum shaft are the pull rope and the hoses, some ends of which pass through the cavity of the shaft and communicate through the supporting assemblies of the shaft with respective systems for feeding the mixture and working medium, and the other ends are connected to the mechanism for applying a coating. A joint winding or reeling off of the hoses and the pull rope makde it possiole to substantially streamline the maintenance of the device, as well as freely pass the working me- dium and the cement-sand mixture and water for washing the hose through the hoses. -1-
493129
Medunitsa Vladimir L.
Shishkin Viktor V.
Shlatgauer Boris I.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Trest "juzhvodoprovod"
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