6
PIPES, PIPE BENDS, PIPE FITTINGS AND PIPE JOINTS, ALL MADE OF METAL IN PARTICULAR STEEL
17
INSULATING COATING SYSTEMS FOR PIPES, PIPE BENDS, PIPE FITTINGS AND PIPE JOINTS, PRIMARILY INTENDED TO PROTECT AGAINST HEAT LOSS AND CORROSIONS AND FOR THE PURPOSE OF CORROSION PROTECTION; INSULATED LININGS MADE OF POLYETHYLENE AND POLYPROPYLENE FOR PIPES, PIPE BENDS, PIPE FITTINGS AND PIPE JOINTS TO PROTECT AGAINST CORROSION AND TO REDUCE FRICTIONAL LOSS DURING MEDIA TRANSPORT
37
SERVICES OF AN INSTALLATION TECHNICIAN, ENGINEER, SCIENTIST AND CHEMIST IN CONNECTION WITH THE INSPECTION OF PIPES PERFORMED DURING CONSTRUCTION, IN PARTICULAR WITH THE MONITORING AND INSPECTION OF CORROSION PROTECTION SYSTEMS IN LAID PIPELINES; CONSTRUCTION SITE INSPECTION AND MAINTENANCE SERVICES FOR INSULATING COATINGS AND LININGS IN PIPES AND PIPE COMPONENTS NAMELY RE-COATING/LINING IN WELD AREAS
42
SERVICES OF AN INSTALLATION TECHNICIAN, ENGINEER, PHYSICIST AND CHEMIST IN CONNECTION WITH THE INSPECTION OF PIPES, IN PARTICULAR WITH THE MONITORING AND INSPECTION OF CORROSION PROTECTION SYSTEMS IN LAID PIPELINES; TECHNICAL CONSULTING AND DRAFTING OF EXPERT REPORTS IN CONNECTION WITH THE COATING AND LINING OF PIPES AND PIPE COMPONENTS