TY  - BOOK
ED  - American Petroleum Institute, API
TI  - Manual on installation of refinery instruments and control systems.: Part I-Process instrumentation and control section 8 -Seals, purges, and winterizing
U1  - Caja archivo 2 
PY  - 1980///
CY  - Washington
PB  - American Petroleum Institute, API
KW  - Normas API
KW  - Normalización
ER  -