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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Page 34
... tower by an automatic control device . The gas entered the tower at a pressure of 250 p.s.i ; the temperature varied from 39 ° F to 87 ° F . The material of construction was ASTM - A- 70 ( ASTM - A - 285 ) fire box quality steel plate ...
... tower by an automatic control device . The gas entered the tower at a pressure of 250 p.s.i ; the temperature varied from 39 ° F to 87 ° F . The material of construction was ASTM - A- 70 ( ASTM - A - 285 ) fire box quality steel plate ...
Page 52
... tower down which flowed oleum and the substantially exhausted gases passed through the main at about 120 ° C into the base of the second tower in which the removal of SO3 was completed by absorption in sulphuric acid . But for a short ...
... tower down which flowed oleum and the substantially exhausted gases passed through the main at about 120 ° C into the base of the second tower in which the removal of SO3 was completed by absorption in sulphuric acid . But for a short ...
Page 93
... tower in very good condition . A film of corrosion inhibitor was found on the metal all through the lower section of the tower . Almost no scale or dirt was found on the trays and it appeared that the slots in the bubble caps were ...
... tower in very good condition . A film of corrosion inhibitor was found on the metal all through the lower section of the tower . Almost no scale or dirt was found on the trays and it appeared that the slots in the bubble caps were ...
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