Patents Assigned to Unversitat Innsbruck
  • METHOD FOR THE PRODUCTION OF AN ICE SURFACE FOR ICE RINKS
    Publication number: 20090301105
    Abstract: A method for producing an ice surface for an ice rink by freezing water to which an inorganic substance is added is characterized in that the inorganic substance is ammonia, an alkali hydroxide or alkaline earth hydroxide, a hydrogen halide, nitric acid, sulfuric acid, phosphoric acid, an alkali salt, alkaline earth salt or ammonium salt of said acids, or ammonium-bicarbonate, or a mixture of several of said substances.
    Type: Application
    Filed: June 19, 2007
    Publication date: December 10, 2009
    Applicant: Unversitat Innsbruck
    Inventor: Thomas Loerting