Work address:  

Eng. Valentin Bachev  

Department of Mechanical & Instrument Engineering  

Technical University Sofia - branch Plovdiv  

25, Tzanko Djustabanov str.  

Plovdiv 4000, Bulgaria  

Room: 3220  

GSM: 0898283946 

Skype: v.bachev  

e-mail: ib3111@yahoo.com 

Used language - Russian.  

Sphere of scientific researches - weapon and ammunition designing etc.