Helge Ziehe Mining Engineering

 References

- More than 25 years of project work world-wide

- Surface and underground mining

- Construction supervision

 

 


Construction supervision

 

1993: Changcun, China

 

1995-1998: Santa Lucia, Spain

 

 

1995-1998: Santa Lucia, Spain

 

2016-2018: Serbia

helgeziehe@hotmail.com