| 1906 |
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HUGO PETERSEN applies for a patent for tower plants |
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| 1916 |
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First order for the turnkey establishment of a sulphuric acid plant |
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| 1923 |
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Initiation of the first Petersen tower plant |
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| 1938 |
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Construction of the first sulphuric acid contact plant |
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| 1962 |
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Basic order for the pressure jump separator (DSA) for the aerosol separation developed by HUGO PETERSEN |
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| 1964 |
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First sulphuric acid double contacts plant |
| 1982 |
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Delivery of the first self-feeding water-spray separator, Petersen Turbo Agglomerator (PTA) |
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| 1985 |
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Launch of the new wet electrostatic filter generation in the sulphuric acid technology |
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| 1989 |
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Initiation of an activated coke adsorption for a superpower station |
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| 1994 |
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Construction of a SCR plant for the NOx separation following a crack process of the petrochemistry |
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| 1996 |
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Construction of a flue gas dust collecting plant following the combustion of nuclear waste |
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| 1996 |
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Certification according to "DIN ISO 9001" by the "TÜV Bayern-Sachsen" |
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| 1997 |
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Retrofitting of a wood-fired power station with a dry sorption and combined SCR for the NOx and dioxin separation |
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| 1998 |
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Planning order for the construction of a production plant for the production of catalysts |
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| 1999 |
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Construction of a chemical plant for the reduction of products under hydrogen atmosphere |
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| 2000 |
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Initiation of the first Petersen jet absorber ("Petersen Strahl Absorber", PSA) |
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| 2002 |
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Completion of the construction of a sulphuric acid plant with almost "zero emissions" in South Africa |
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| 2003 |
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Successful introduction of the first SuperOX srubber. High efficient separation of SO2 with similar production of sulphuric acid (up to 60 weight-%) |
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