Hattingen
Germany
3
2012-05-17
The entities that hold a legal rights for patent applications filed by inventor Dobert Helmut:
Helmut Dobert from Hattingen, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Device for compensating deviations from a coaxial arrangement of components of a regulating organ to control the gas pressure of a coke oven chamber
#2 | 2006-08-29Method for operating a coke-oven battery
#3 | 2006-08-22Device for controlling the gas pressure in a coke oven chamber
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