1953
| Establishment of Lenin Metallurgic factory, later renamed “STOMANA”
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1953
| Completion of construction of the first blast furnace, of the sintering factory and the rolling mill for rebars
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1958
| The blast furnace and the sintering factory begin production
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1970
| The factory already works in complete cycle, produces cast iron, molten steel and rolled steel products
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1972
| Installation of the three Electric Arc Furnaces, slab and bloom casters for continuous casting
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1982
| The first furnace and the first continuous caster begin production
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1989-1990
| The blast furnaces, the sintering factory and the SIEMENS - MARTIN mill are discontinued
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1992
| The Company is transformed to a joint-stock one with the Bulgarian Ministry of Industry having complete ownership
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1993-1997
| Revamping of first electric arc furnace and installation of new ladle furnaces
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1999
| Following a tender procedure, the Company is acquired by EUROMETAL Ltd
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2001
| Acquisition of 75% of STOMANA INDUSTRY, by SIDENOR SA
(current participation: 100%)
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2002-2003
| A major capital maintenance is implemented in all STOMANA INDUSTRY production departments
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2003
| The Quality Assurance System of STOMANA INDUSTRY is certified according to ISO 9001:2008
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2005
| The Environmental Management System of STOMANA INDUSTRY is certified according to ISO 14001:2004
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2006
| The Occupational Health & Safety System of STOMANA INDUSTRY is certified according to OHSAS 18001:2007
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2007
| Completion of new long products rolling mill, to produce concrete reinforcing steel, merchant bars in smaller diameters, rounds in diameters up to 120 mm
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