46 صفحه PDF
API 4782:2016
Petroleum Refining Industry Contribution to Nationwide Surface Water Nutrient Loadings
API 4782:2016-Petroleum Refining Industry Contribution to Nationwide Surface Water Nutrient Loadings
46 صفحه PDF
API 4782:2016
Petroleum Refining Industry Contribution to Nationwide Surface Water Nutrient Loadings
57 صفحه pdf
API TR 938-B:2008
Use of 9Cr-1Mo-V (Grade 91) Steel in the Oil Refining Industry