API 936 2004 RefractoryInstallationQC
API 526
API 540 (1999) Electrical Installation Oil Process Plants
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Api rp 2 a wsd 2000 supl3-2007
Api 577 1st ed. october 2004
API 421 Pub- Monographs on Refinery Environmental Control- Managment of Water Discharges, February 1990
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