TY - BOOK AU - BUREAU OF INDIAN STANDARDS TI - IS 4503-1967 Specification for Shell and Tube Type Heat Exchangers PY - 1993/// CY - New Delhi PB - Bureau of Indian Standards KW - IS 4503 - 1967 KW - 4503-1967 KW - Specification KW - for KW - Shell KW - Tube KW - Type KW - Heat KW - Exchangers ER -