Gelsenkirchen-Ückendorf's Moving Industrial History
1850 Ückendorf is still of rural character
1861 Construction of the „Rheinelbe“ mine begins
1889 Gelsenkirchener foundry Gußstahl- und Eisenwerke AG (Cast Steel and Iron Works AG) begins operation
1900 „Rheinelbe“ is one of the largest mines in the district
1930 „Rheinelbe“ closes for technical reasons
1960 Over 3.000 people work in the foundry
1973/ 74 Thyssen takes over the (worn) foundry
1984 Thyssen-Guß (Thyssen foundry) brought to a standstill
1989 Plans for a science and technology park begin
1995 The Science and Technology Park is opened
1996 The world's largest rooftop solar power plant is put into operation