Corrosion in Fertiliser and Petroleum Industry: Proceedings of Short Course on "Corrosion in Fertiliser and Petroleum Industry" Organised by the Corrosion Advisory Bureau at Udyogamandal from 20th to 24th December 1968K. N. P. Rao, A. K. Lahiri |
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Results 1-3 of 38
Page 29
... hydrogen nozzles on the negative half blocks ; this resulted in a healthy shift of the electrical neutral point in the separating drum to give a positive polarity to the tube bundles and a complete protection was obtained . Cokeoven Gas ...
... hydrogen nozzles on the negative half blocks ; this resulted in a healthy shift of the electrical neutral point in the separating drum to give a positive polarity to the tube bundles and a complete protection was obtained . Cokeoven Gas ...
Page 35
... hydrogen is retarded by traces of hydrogen sulphide , the atomic hydrogen would diffuse into the interior of the shell and accumulate there and would be liberated as molecular hydrogen as a result of which great pressure would develop ...
... hydrogen is retarded by traces of hydrogen sulphide , the atomic hydrogen would diffuse into the interior of the shell and accumulate there and would be liberated as molecular hydrogen as a result of which great pressure would develop ...
Page 39
... hydrogen mixture in the ammonia synthesis attacks steel at high pressure and moderate temperatures and materials for the interior of ammonia converters should be able to withstand the effects of hydrogen attack and nitriding at high ...
... hydrogen mixture in the ammonia synthesis attacks steel at high pressure and moderate temperatures and materials for the interior of ammonia converters should be able to withstand the effects of hydrogen attack and nitriding at high ...
Contents
INTRODUCTION | 3 |
CHEMICAL CORROSION AND ITS PREVENTION | 13 |
CORROSION PROBLEMS IN THE MANUFACTURE OF NITROGEN BASED FERTILIZER | 27 |
9 other sections not shown
Common terms and phrases
addition alloys aluminium ammonia ammonium amount anodic application attack bottom carbon steel cast iron cathodic protection cause chemical chloride chromium coatings concentration construction containing cooling corrosion problems corrosion rate cracking crude developed distillation effective environment epoxy equipment exchangers failure fertiliser flow formation give given handling heat higher hydrogen hydrogen sulphide increase industry inhibitor iron lead material metal method mild steel Monel months natural observed occurred operating organic oxide oxygen paint petroleum phosphate pipe pitting plant plates potential practice presence pressure prevent pumps range reaction reduced refinery removal resistance rubber severe shell showing solution specially stainless steel steam storage tanks stress corrosion structure suitable sulphuric acid surface Table tanks temperature tests thickness tower treatment tubes unit various welding zinc