CERTIFICATIONS & PATENTS
Certifications · Patents
MOCT New Technology No. 30, Construction New Technology No. 257, KS E 3132, ISO 9001 — our technology and quality are officially certified.
NEW TECHNOLOGY & QUALITY
New-technology designations · quality certifications
MOCT New Technology No. 30
Mechanical rebar splicing method (threaded). Korea's first process upsetting both bar ends before thread forming — the HS-BAR method.
Removable Soil Nailing No. 257
Ground-reinforcement method that separates the nail from the grout with fixing sockets and PE pipe so it can be fully recovered after construction.
KT mark No. 9-103
Minister of Science and Technology domestic new-technology certificate — ring nut for NATM rock bolts.
NT mark · EM mark
Korean Agency for Technology and Standards — New Technology certificate No. 1996-034, Quality certificate No. 1996-088.
ISO 9001 quality management
Certificate No. KQS5193. Quality system covering design, production and inspection.
KS E 3132 certification
Korean Industrial Standard certification for rock bolts and components, No. 99-0650.
HS-BAR trademark
Registration No. 436099 — Hansung's mechanical rebar-splice brand.
Excellent technology company · venture company
KOTEC excellent technology company No. 97-016; venture company registration No. 2000152333-0708.
INTELLECTUAL PROPERTY
Patents · utility models · designs
Core technology — connector structure, manufacturing method and ground-reinforcement materials — is protected as intellectual property.
| Type | Title | Registration no. | Date |
|---|---|---|---|
| Patent | Manufacturing method of rebar coupler for construction works | 10-0989783 | 2010. 10. 18. |
| Patent | Small-diameter spiral steel-pipe ground reinforcement and method using auger-type hollow packer | 10-0868180 | 2008. 11. 04. |
| Patent | Forming device for deformed-bar connection ends | 0550030 | 2006. 02. 01. |
| Patent | Rebar connector | 0309611 | 2001. 09. 10. |
| Patent | Rebar connector for concrete structures | 0272745 | 2000. 08. 29. |
| Patent | Mechanical splice for concrete reinforcing bars | 0266766 | 2000. 06. 27. |
| Utility model | Arc bending machine | 0294254 | 2002. 10. 24. |
| Utility model | Rebar fixture | 0245400 | 2001. 08. 24. |
| Utility model | Wire-rope anchor for rockfall prevention | 0242429 | 2001. 07. 31. |
| Utility model | Rebar connector for concrete structures | 0202317 | 2000. 08. 29. |
| Utility model | Rebar connector | 0153754 | 1999. 05. 12. |
| Utility model | Coupling device for prefabricated wall panels | 123877 | 1998. 06. 03. |
| Design | Rebar coupler | 30-0575129 | 2010. 10. 04. |
| Design | Leak-prevention packer for rock-bolt grout | 30-0467852 | 2007. 10. 30. |
| Design | Rebar connector | 221660 | 1998. 06. 03. |
| Design | Rebar connector | 98-1 | 1998. 01. 13. |
| Design | Ring nut | 64929 | 1995. 06. 03. |
| Design | Deformed bar with coupling nut | 153739 | 1994. 04. 20. |
| Trademark | HS-BAR | 436099 | 1998. 12. 29. |
FACTORY REGISTRATION
Factory registration certificates
Click an image to enlarge. Originals required for vendor approval or tenders (business registration, factory registration, test reports, certificate copies) are sent promptly on request.
