| 1926 |
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Purchase of the premises at Mühlenstraße in Uedem by the founder Josef Hahlen |
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| 1928 |
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Start-up with coal- and chemical fertilizer business |
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| 1939 |
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Closing of business due to World War II |
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| 1945 |
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End of World War II, start-up with a farm |
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| 1948 |
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Re-opening of coal business after the monetary reform by Josef and Helmut Hahlen |
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| 1948 |
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Support of reconstruction works in Uedem |
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| 1952 |
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Purchase of the first truck for coal business, transportation and clearance of junk in Uedem |
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| 1953 |
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Start-up with a construction material– and potato business |
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| 1959 |
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Construction of the first stock for chemical fertilizer, later on used for milk powder |
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| 1962 |
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death of the founder Josef Hahlen |
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| 1964 |
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1964 The first liters of fuel oil are sold.
Purchase of the first tank truck |
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| 1968 |
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Foundation of the company Uedemer-Kartoffel-Vertrieb
The company Helmut Hahlen remains an independent company for storage, transportation, fuel oil- and coal business |
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| 1970 |
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construction of the first sorting facility |
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| 1970-1986 |
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Construction of three further stocks for the storage of milk powder, re-constructed in the nineties to a potato storage facility. (2470 m² or 6.000 tons of potatoes) |
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| 1989 |
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1989 Merger of the companies Helmut Hahlen and Uedemer- Kartoffel- Vertrieb to Helmut Hahlen Uedemer Kartoffel Vertrieb Gmb |
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| 1990 |
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Refurbishment of the sorting facility and construction of a loading facility |
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| 1991-1994 |
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Opening of a branch office in Duisburg (retail business) for the sale of potatoes in bags |
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| 1996 |
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Hans-Bernd Hahlen becomes a member of the management |
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| 2000 |
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Refurbishment and construction of a residential- and office building |
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| 2001 |
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Closing of fuel oil business, specialization on potato transports and -business |
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| 2006 |
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Construction of a yard roofing and refurbishment of the sorting facility building |
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| 2007 |
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2007 Construction of a potato stock with a mechanical cooling system for 6500 tons of potatoes on a new premise at Wellesweg in the industrial area of Uedem |
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| 2010 |
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Extension of potato stock at Wellesweg for about 3.000 t |
