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 1968 |
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Page 94
These organic inhibitors have been found to have good dispersant action , which
helps in effectively keeping the equipment clean , resulting in ( i ) better
fractionation ( ii ) better heat exchange ( iii ) less plugging due to accumulation of
...
These organic inhibitors have been found to have good dispersant action , which
helps in effectively keeping the equipment clean , resulting in ( i ) better
fractionation ( ii ) better heat exchange ( iii ) less plugging due to accumulation of
...
Page 136
6 ft / min . inhibition was obtained with less than 10 ppm chromate . Nearly 1000
times this latter figure was required to protect the complex cooling system of
power rectifier . Higher amounts are needed at elevated temperatures : a water
that ...
6 ft / min . inhibition was obtained with less than 10 ppm chromate . Nearly 1000
times this latter figure was required to protect the complex cooling system of
power rectifier . Higher amounts are needed at elevated temperatures : a water
that ...
Page 154
The flow of water deep inside the tubes becomes more or less quiet and this
problem does not exist . These anodes protect the most vulnerable part within 5
to 6 feet of the entrance . The protection of the internal surface of the small
diameter ...
The flow of water deep inside the tubes becomes more or less quiet and this
problem does not exist . These anodes protect the most vulnerable part within 5
to 6 feet of the entrance . The protection of the internal surface of the small
diameter ...
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Contents
INTRODUCTION | 3 |
CHEMICAL CORROSION AND ITS PREVENTION | 13 |
DISCUSSION | 22 |
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 give given handling heat hydrogen hydrogen sulphide increase industry inhibitor iron lead less 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