KR880019982U - Industrial Duct - Google Patents
Industrial DuctInfo
- Publication number
- KR880019982U KR880019982U KR2019870004752U KR870004752U KR880019982U KR 880019982 U KR880019982 U KR 880019982U KR 2019870004752 U KR2019870004752 U KR 2019870004752U KR 870004752 U KR870004752 U KR 870004752U KR 880019982 U KR880019982 U KR 880019982U
- Authority
- KR
- South Korea
- Prior art keywords
- duct
- industrial
- industrial duct
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/11—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/14—Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics
- F16L11/15—Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics corrugated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
- F16L25/0036—Joints for corrugated pipes
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Duct Arrangements (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019870004752U KR890008277Y1 (en) | 1987-04-07 | 1987-04-07 | Industrial duct |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019870004752U KR890008277Y1 (en) | 1987-04-07 | 1987-04-07 | Industrial duct |
Publications (2)
Publication Number | Publication Date |
---|---|
KR880019982U true KR880019982U (en) | 1988-11-29 |
KR890008277Y1 KR890008277Y1 (en) | 1989-11-25 |
Family
ID=19261417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019870004752U KR890008277Y1 (en) | 1987-04-07 | 1987-04-07 | Industrial duct |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR890008277Y1 (en) |
-
1987
- 1987-04-07 KR KR2019870004752U patent/KR890008277Y1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR890008277Y1 (en) | 1989-11-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
J204 | Request for invalidation trial [patent] | ||
J206 | Request for trial to confirm the scope of a patent right | ||
FPAY | Annual fee payment |
Payment date: 19921125 Year of fee payment: 4 |
|
LAPS | Lapse due to unpaid annual fee |