Compressor Housing for Use at Low Temperatures

Abstract

The invention relates to a turbo machine comprising a housing. Said turbo machine is designed especially as a turbo compressor for use at low temperatures, the housing preferably being made of a cold-resistant material that has a martensitic structure.

1 - 6 . (canceled) 
   
   
       7 . A turbocompressor housing for use at low temperatures, comprising:
 a housing comprised of a low-temperature material having a martensitic structure.   
   
   
       8 . The turbocompressor housing as claimed in  claim 7 , wherein the housing consists of a low-temperature cast steel. 
   
   
       9 . The turbocompressor housing as claimed in  claim 8 , wherein the housing consists of a low-temperature cast steel with a nickel content of 8.5 to 10%. 
   
   
       10 . The turbocompressor housing as claimed in  claim 9 , wherein the housing consists of the material ASTM A 352 LC 9. 
   
   
       11 . The turbocompressor housing as claimed in  claim 10 , wherein the housing is a compressor housing for use at low temperature. 
   
   
       12 . The turbocompressor housing as claimed in  claim 11 , wherein the housing is a compressor housing of a turbocompressor for use at low temperature.