C - Chemistry – Metallurgy – 23 – G
Patent
C - Chemistry, Metallurgy
23
G
C23G 5/00 (2006.01) F01D 25/00 (2006.01)
Patent
CA 2714778
The invention relates to a process for the thermochemical cleaning and/or stripping of turbine components, in particular engine components, with the steps: Production of a first gaseous mixture containing HF and H2 in which the part by volume of HF in the mixture of HF and H2 is in the range of 2.5 to 45% by volume, and application of the first gaseous mixture containing HF and H2 on and/or in a turbine component for cleaning and/or stripping this turbine component.
L'invention concerne un procédé pour le nettoyage et/ou le décapage thermochimique d'éléments de turbines, en particulier d'éléments de propulseurs. Le procédé selon l'invention comprend les étapes suivantes : production d'un premier mélange gazeux contenant HF et H2 dans lequel la part volumique de HF est comprise entre 2,5 et 45 % en volume; application du premier mélange gazeux contenant HF et H2 sur et/ou dans un élément de turbine afin de nettoyer et/ou de décaper cet élément de turbine.
Heimann Paul
Kohlscheen Joern
Pillhoefer Horst
Mtu Aero Engines Gmbh
Riches Mckenzie & Herbert Llp
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