Deutsch (DE-CH-AT)English (United Kingdom)

Dipl.-Ing. Dr.techn. Friedrich Lettner

Phone: +43 316 232 112 0

Fax: +43 316 232 112 1

8010 Graz, Körösistr. 66
4323 Münzbach, Schulstr. 12

E-Mail: office@zt-lettner.at


 

Experts' services

 

We provide opinions on failure, problem solving and optimizing in the form of/as:

  • Judicial expertise
  • Expert witnesses
  • Private expertise

Fields of activity

Additional information (specialization)

No.

Text

 

06.30

Prevention of air pollution

Emissions ( various fume ansd exhaust gas measurements on energy conversion plants) and their reduction by means of  primary and secondary measures

49.20

Fuels

Specialization: biomass conversion plants covering all conversion stages (desiccation, pyrolysis, oxidation and reduction) as well as controll and prooff measurements (thermal/caloric and electrical parameters, transport data, chemical parameters, parameters, compositions of fume and exhaust/product gas, residua/fouling in thermal engineering

60.25

General mechanical engineering

 

60.30

Steam boilers, steam engines, steam turbines

 

60.31

Pressure tanks

 

60.82

Heating and cooling units etc

 

60.84

Gas, heating and combustion units

65.02

Thermal power plants

 

72.85

Alternative power engineering

cf. point 49.20

73.40

Heating, ventilation and air conditionning systems

 

 

© zt-lettner.at; design & production by Dieter Biernat, perfect:net®