Wellcome to OHK!
 
Wellcome to OHK














Untitled Document
 
2015. 01 SMBA performance certification.(Cylindrical centrifuges.)
 
2014. 03
2014. 03
2014. 05 2014. 06

2014. 06
2014. 08
2014. 09
2014. 11
2014. 12
SMBA performance certification. (Flow plate type sludge processing apparatus.)
Patent registration - Centrifugal dewatering device
Patent registration - Centrifugal dewatering device having a sludge concentration
Development Cooperation doing business success - Adsorbent regeneration and recycling of electrical desorption technology.
Launch new products.(Cylindrical decanter device.)
Patent registration - Sludge thickener of U-shaped moving disk plate
Patent registration - Sludge thickener.
Patent registration - porous phosphorus absorbents recycling method
Small and Medium Business Administration Human Resource Development SMEs selected.
 
2013. 06 Development Cooperation doing business success - Development of adsorbent and the absorbents recycling technology.
 
2012. 02

2012. 06

2012. 09
Promising green environmental technology and industrialization accelerate project implementation success.
Energy technology development project the companies selected-Coal bed methane gas(Optimization of production technology.)
Presidential Citation Award.
 
2011. 12 Minister of Land, Transport and Maritime Affairs Award.
 
2010. 11 Next generation core environmental technology development projects(KOREA·CHINA International collaborative research projects) carried out successfully.
 
2009. 02
2009. 05
Sales Branch Office opened
Parts and materials specialized company
 
Dec. 2008 Selected as next-generation key environmental technology development project
 
Dec. 2007
Dec. 2007
Feb. 2007
New main office building and factory completed and relocated
Citation by Minister of Industry, Energy and Resource
Citation by Chairman of Disk of Directors of Seoul Machine Industry Cooperative
 
Mar. 2006
Jan. 2006
Electrical work registration added
Environmental new technology designated ? U-trench moving disk type concentrate equipment
 
Dec. 2005
June. 2005

May. 2005

Mar. 2005
Water supply and sewage facility work registration added
Environmental facility quality certified by Ministry of Industry, Energy and Resources (EEC) U-trench moving disk type concentrate equipment
Selected as national strategy task technical innovation and development support firm
Main office relocated
 
Nov. 2004
Oct. 2004

June 2004

Mar. 2004
Jan. 2004
Citation by President of Republic of Korea
Citation by Minister of Environment (for propagation and facilitation of environmental technology)
Selected as a good technology enterprise by Korea Technology Finance Corporation
Sewage treatment facility design, construction business registered
Water quality prevention facility business registered
 
Dec. 2003


Dec. 2003
Feb. 2003
Citation by Minister of Science and Technology (for contribution to New Technology), citation by Director of Public Procurement Service (for making excellent product)
Patent registration (Screw type solid/liquid separator)
Patent registration (Screw type dehydrator)
 
Nov. 2002
Oct. 2002

Sept. 2002
July. 2002
June. 2002

May. 2002

May. 2002

Mar. 2002
Feb. 2002

Jan. 2002

Jan. 2002
Awarded Korea Management Association Green Environment Grand Prize
Citation by Minister of Industry, Energy and Resources for commercializing new technology
Utility model registered (Activated sludge of sewage treatment system and method)
Certified as a leading venture business (by Federation of Korean Industries)
Re-certified as venture business by Medium and Small Business Administration (new technology)
Successfully completed a research and development task of technological innovation of medium and small businesses
Exported sewage and waste water treatment plant dehydrator (KEDO) for the light water reactor of North Korea
Patent registration (Sludge dehydrator and sludge dehydration system)
Trademark SQUEEZAL (Moving disk type thickening & dewatering equipment) registered
Quality of environmental equipment certified (EEC) by Ministry of Industry, Energy and Resources
Certified as domestic new technology by Ministry of Environment (first in Korea in the field of facilities and equipment)
 

Dec. 2001

Nov. 2001
July. 2001
June. 2001
May. 2001

Mar. 2001

Jan. 2001

Certified as excellent energy saving equipment by Ministry of Industry, Energy and Resources
Selected as INNO-BIZ by Medium and Small Business Administration
Obtained Excellent Mark (EM) of the Ministry of Industry, Energy and Resources
Patent application (2 patents) - screw type solid/liquid separator
Moving disk type concentrate & dewatering equipments certified as excellent product by Public Procurement Service
KT (Korean New Technology) certification of moving disk type concentrate & dewatering equipments
Registered screw type dehydrator as utility model by Korea Intellectual Property Office
 
Dec. 2000

Dec. 2000
Dec. 2000
Dec. 2000

Dec. 2000
Dec. 2000
Company-annexed research center approved (Korea Industrial Technology Association - No. 20004537)
Patent application (2 patents) - screw type dehydrator
Certified as venture business by Medium and Small Business Administration
ACS advanced sewage treatment process designated as Korean New Technology by Ministry of Environment
Obtained ISO 9001 quality certification (EQA)
Company name and trademark registered (OHK)
 
Jan. 1999 OHK, Ltd. established