Class 037
Construction and Repair Services
Construction of specific equipment and buildings for use in the processing of the by-products of cokeworks including coke oven gas by cooling, condensation, desulphurisation, sulphation, washing with water, naphthalene removal and benzole removal, settling, tar removal; Construction of specific equipment and buildings for use in the processing of ammonia water by filtration, purification, various treatments; Construction of specific equipment and buildings for use in the processing of coal tar by drying, pretreatment, distillation, purification of all the by-products of distillation including benzole, various oils, naphthalene, anthracene, phenols, bases, pitch; Construction of specific equipment and buildings for purification by crystallisation.
