Classification
TIK - Filter, dust
62
TKD - Air conditioning, refrigeration
7
CWE - Chemical engineering, chemical industry - general
4
UMG - Technology of clean air
4
TIJ - Furnaces, combustion plants
3
CXG - Coal and fossil fuel refining and cleaning
2
FNP - Ceramics - specific materials
2
TGN - Control engineering
2
TIA - Industrial engineering - general
2
UCQ - Environmental technology
2
CWGH - Chemical plants - development, optimization, process control
1
CXA - Coal and fossil fuel - chemistry and technology
1
HBM - Medical microbiology, infectious diseases
1
HYG - Occupational medicine, sports medicine
1
TKF - Power plants
1
TKH - Air flight, space flight
1
TNL - Nuclear fuel, nuclear fuel elements - general
1
UA - Environment - general
1
UHK - Traffic and environment - incl. automobile exhaust gas
1
UKA - Environmental damage and energy production
1
UKH - Environment and power plants, industrial plants
1
UMGD - Clean air technology in fossil fuel and industrial plants
1
UMGH - Gas cleaning
1
UMK - Air pollution - general aspects
1
UXCD - Radioactive emission by nuclear facilities
1