| 2016 - 05 |
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Extension of technical institute and office building |
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| 2016 - 05 |
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Vertical Vibrator Certificated of Safety (KGS)
Explosion-proof construction of Internal Pressure (Ex d IIB T4) |
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| 2015 - 01 |
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Horizontal Vibrator Certificated of Safety (KOSHA)
Dust explosion (Ex tD A21 IP66 T135℃) |
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| 2014 - 07 |
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Horizontal Vibrator Certificated of Safety (KOSHA)
Explosion-proof construction of Internal Pressure
(Ex d IIB T4 IP66) |
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| 2012 - 05 |
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Patent registered of multiple vibration classifier |
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| 2012 - 03 |
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Establishment of attached research center |
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| 2010 - 08 |
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Certificated of MAIN-BIZ |
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| 2009 - 08 |
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Horizontal Vibrator Certificated of Safety (KOSHA)
Explosion-proof construction of Internal Pressure
and Hydrogen gas explosion(Ex d IIB+H2 T4 IP55) |
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| 2008 - 02 |
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Certificated of INNO-BIZ |
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| 2007 - 04 |
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Patent registration of Vibration screen for leachate treatment. |
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| 2006 - 01 |
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Certificated of ISO 14000 |
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| 2005 - 04 |
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Certificated of ISO 9000 |
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| 2002 - 12 |
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Certificated of Vibrator (44 Kinds)
Explosion-proof construction of Internal Pressure (Ex d II B T4)
Explosion-proof construction of Dust, (EX DP II 12) |
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| 2000 - 03 |
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Extend factory for Vibratory machinery |
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| 1997 - 07 |
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Patent registration of Double mesh |
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| 1992 - 01 |
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ESTABLISHMENT OF ILDONG IMC |
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