BELZONA PROTECTS EVAPORATORS IN DISTILLATION UNIT
Industry: Oil & Gas (OILG)
Application: TCC-Tanks and Chemical Containment Areas (TCC)
Substrate: Stainless steel 317L
Customer Location: National Oil Company
Application Date: May 1996
Problem: Floor plate in No. 4 Distillation unit was showing considerable corrosion and weld repairs, including welding in of new plate sections had already been carried out previously.
Photograph Descriptions
- General view of the 4 Distiller units.
- Work underway inside the Evaporator. Note low temperature lighting used to minimise air temperature.
- Belzona® 1391 applied to base and 30cms up side of all steelwork in unit.
Application Situation
The Evaporator units in SIDEM Distillation unit are constantly immersed up to 30cm (12 ins) at a temperature of 55-60°C. Regular washing is also carried out using 10-15% Sulphamic acid.
Application Method
Application was carried out in accordance with Belzona® Know-How Leaflet TCC-3. Extreme care was taken to ensure all salt contamination was removed and de-humidification equipment installed to prevent moisture contamination during application.
Belzona Facts
Recent inspection has shown Belzona® 1391 in perfect condition and customer can now look forward to many years service from the units without constant shut-downs for weld repairs. The other 5 units will also be coated shortly with Belzona® 1391.
