Classification
620 - Engineering & allied operations
15
530 - Physics
12
602 - Miscellany
10
690 - Buildings
9
671 - Metalworking & primary metal products
5
665 - Industrial oils, fats, waxes & gases
2
540 - Chemistry & allied sciences
1
600 - Technology
1
610 - Medicine & health
1
628 - Sanitary & municipal engineering
1
658 - General management
1
660 - Chemical engineering
1