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 51
Sulphuric acid becomes oxidising at about 5 N concentration and in 25 - 70 %
both oxidising and reducing capacities are porminent . In the range of ... Lead
can be used suitably at temperatures of 220°C in concentrations up to 95 % .
Copper ...
Sulphuric acid becomes oxidising at about 5 N concentration and in 25 - 70 %
both oxidising and reducing capacities are porminent . In the range of ... Lead
can be used suitably at temperatures of 220°C in concentrations up to 95 % .
Copper ...
Page 137
The maximum efficiency is , however , obtained only if an adequate concentration
of divalent metal ions such as calcium , magnesium or zinc is present . With very
soft water lime must be added . It is desirable to have a ratio of phosphate to ...
The maximum efficiency is , however , obtained only if an adequate concentration
of divalent metal ions such as calcium , magnesium or zinc is present . With very
soft water lime must be added . It is desirable to have a ratio of phosphate to ...
Page 138
tion not only increases the concentration of dissolved salts , e . g . , chloride and
sulphate , in the water but also ensures that the oxygen level is kept high . In
industrial areas absorption of acid gases may cause the pH to become as low as
4 .
tion not only increases the concentration of dissolved salts , e . g . , chloride and
sulphate , in the water but also ensures that the oxygen level is kept high . In
industrial areas absorption of acid gases may cause the pH to become as low as
4 .
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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
Bibliographic information
| Title | 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 |
| Editors | K. N. P. Rao, A. K. Lahiri |
| Contributor | Corrosion Advisory Bureau |
| Publisher | Corrosion Advisory Bureau, 1969 |
| Original from | the University of Wisconsin - Madison |
| Digitized | 27 Feb 2008 |
| Length | 159 pages |
| Export Citation | BiBTeX EndNote RefMan |