37
Repair, maintenance, installation, in particular refitting, retrofitting or commissioning, of pumps, expanders, compressors, blowing machines, heat exchangers, gas liquefiers, gas filling installations, liquid filling systems or service stations, in particular at plants, in the local workshop or onsite; Consultation and consultancy services relating to the repair, maintenance, installation, in particular refitting, retrofitting or commissioning, the aforesaid apparatus, systems or installations, in particular including conducting remote services; Installation of data recording, data processing and data transfer apparatus for predicted or preventative maintenance of the aforesaid apparatus, systems or installations
42
Engineering for pumps, expanders, compressors, blowing machines, heat exchangers, gas liquefiers, gas filling installations, liquid filling systems or service stations; Technical consultancy relating to the operation, repair or maintenance of the aforesaid apparatus, systems or installations; Data recording (for others) from the operation of the aforesaid apparatus, systems or installations; Technical data analysis based on the aforesaid recorded data, in particular conducting of analyses, assessments and suggestions on the basis of the recorded data for improving the operation, repair or maintenance of the aforesaid apparatus, systems or installations; Computer software design; Rental of software