KR950033759U - 외토압보강 가요성 나선관 - Google Patents
외토압보강 가요성 나선관Info
- Publication number
- KR950033759U KR950033759U KR2019940010754U KR19940010754U KR950033759U KR 950033759 U KR950033759 U KR 950033759U KR 2019940010754 U KR2019940010754 U KR 2019940010754U KR 19940010754 U KR19940010754 U KR 19940010754U KR 950033759 U KR950033759 U KR 950033759U
- Authority
- KR
- South Korea
- Prior art keywords
- spiral tube
- soil pressure
- flexible spiral
- outer soil
- pressure reinforcement
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019940010754U KR200161500Y1 (en) | 1994-05-13 | 1994-05-13 | Reinforced flexible corrugated pipe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019940010754U KR200161500Y1 (en) | 1994-05-13 | 1994-05-13 | Reinforced flexible corrugated pipe |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950033759U true KR950033759U (ko) | 1995-12-18 |
KR200161500Y1 KR200161500Y1 (en) | 1999-11-15 |
Family
ID=19383235
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019940010754U KR200161500Y1 (en) | 1994-05-13 | 1994-05-13 | Reinforced flexible corrugated pipe |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR200161500Y1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000047356A (ko) * | 1998-12-31 | 2000-07-25 | 민병이 | 피이구조 보강용 나선관 및 그의 제조방법 |
KR20010007621A (ko) * | 2000-09-30 | 2001-01-26 | 민병이 | 가요성 및 고강도 나선관 |
KR100486948B1 (ko) * | 1996-04-10 | 2005-08-04 | 도오다꾸 고오교 가부시기가이샤 | 암거관 |
KR100550062B1 (ko) * | 2002-11-19 | 2006-02-16 | (주)백종합건축사사무소 | 건축 및 도로와 같은 토목공사에서 지중 매설되는 암거배수로관 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100522572B1 (ko) * | 2000-04-29 | 2005-10-24 | (주)건정 종합건축사사무소 | 건축 및 도로공사에서 만곡성 보강 하수관용 거푸집 |
JP4660804B2 (ja) * | 2001-03-12 | 2011-03-30 | 東拓工業株式会社 | 有孔管及びその製造方法 |
-
1994
- 1994-05-13 KR KR2019940010754U patent/KR200161500Y1/ko not_active IP Right Cessation
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100486948B1 (ko) * | 1996-04-10 | 2005-08-04 | 도오다꾸 고오교 가부시기가이샤 | 암거관 |
KR20000047356A (ko) * | 1998-12-31 | 2000-07-25 | 민병이 | 피이구조 보강용 나선관 및 그의 제조방법 |
KR20010007621A (ko) * | 2000-09-30 | 2001-01-26 | 민병이 | 가요성 및 고강도 나선관 |
KR100550062B1 (ko) * | 2002-11-19 | 2006-02-16 | (주)백종합건축사사무소 | 건축 및 도로와 같은 토목공사에서 지중 매설되는 암거배수로관 |
Also Published As
Publication number | Publication date |
---|---|
KR200161500Y1 (en) | 1999-11-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
N231 | Notification of change of applicant | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 20050419 Year of fee payment: 7 |
|
LAPS | Lapse due to unpaid annual fee |