Author L. Berkowski

 
ORIGINAL PAPER
 

Nitrified coatings for elements of agricultural machines

Journal of Research and Applications in Agricultural Engineering 2012;57(1):9-12
 
ORIGINAL PAPER
 

The influence of the state of the surface on properties of coats after metal spraying

Journal of Research and Applications in Agricultural Engineering 2005;50(3):11-14
 
ORIGINAL PAPER
 

Strengthening of the steel after heat treating with the matrix of different structure

Journal of Research and Applications in Agricultural Engineering 2009;54(2):9-14
 
eISSN:2719-423X
ISSN:1642-686X
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