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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Aakitin; Alexei Fedorovich
Address:
Elektrostal Moskovskoi oblasti, SU
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
3987222 Method of surface-strengthening of steel parts working in abrasion October 19, 1976
The method consists in preparing a mixture composed of 20-80 g of molybdenum disulphide and 1-5 g of sulphuric acid per liter of glycerine, heating said mixture from 180.degree. to 230.degree. C, holding the workpieces in said mixture for 3-7 hours in presence of brass, followed by w










 
 
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