TY  - BOOK
AU  - KHANNA,O.P.
TI  - A TEXTBOOK OF WELDING TECHNOLOGY / 
U1  - 671.52 
PY  - 1992///
CY  - [S.N] : 
PB  - DHANPAT RAI & SONS ، 
KW  - MECHANICS ENGINEERING
KW  - METALLURGY
KW  - GASES
KW  - WELDING PROCESSES
ER  -