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  N 1 (52) 2008

M. Belova. From Black Chalk To Expanded Graphite Seals

   The article of the specialist of one of the biggest Russian manufacturers of expanded graphite related to the history of expanded graphite discovery, the expanded graphite seal material, types of expanded graphite seals and tells where such seals are used, as well as the manufacturing processing.
   Article style makes possible to attribute it more exactly to science type than to popular one.



 
 
 
 
  Information is available only in Russian
 
 
 
  Information is available only in Russian
 
 
  Information is available only in Russian
 
 
  Information is available only in Russian
 
 
  Information is available only in Russian
 
 
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