EP 0168504 B1 19870616 - MASTIC ASPHALT AND EMBEDDED REFRIGERANT PIPES FOR THE CONSTRUCTION OF ICE RINKS AND ICE SURFACES, AND FOR THE SIMULTANEOUS USE AS SPORTS AND PLAY GROUNDS
Title (en)
MASTIC ASPHALT AND EMBEDDED REFRIGERANT PIPES FOR THE CONSTRUCTION OF ICE RINKS AND ICE SURFACES, AND FOR THE SIMULTANEOUS USE AS SPORTS AND PLAY GROUNDS
Publication
Application
Priority
EP 83113198 A 19831229
Abstract (en)
[origin: EP0168504A1] 1. Process for the production of an artificially frozen ice rink structure consisting of the mineral, statically loadbearing base onto which a layer of material is placed lor the embedding of the pipes carrying the refrigerant are embedded consists of mastic asphalt, the bitumen content of pumped which is formed by primary bitumen which has a penetration (100g, 5s, 258C- of not less than 35 to 50 m**-1, a ring and ball softening point of max. 54 to 598C and a Fraas brittle temperature of a least -68C.
IPC 1-7
IPC 8 full level
E01C 7/26 (2006.01); E01C 13/10 (2006.01)
CPC (source: EP)
E01C 7/265 (2013.01); E01C 13/105 (2013.01)
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0168504 A1 19860122; EP 0168504 B1 19870616; AT E27836 T1 19870715; DE 3372113 D1 19870723
DOCDB simple family (application)
EP 83113198 A 19831229; AT 83113198 T 19831229; DE 3372113 T 19831229