KR870009846A - Manufacturing method of plastic tube - Google Patents
Manufacturing method of plastic tubeInfo
- Publication number
- KR870009846A KR870009846A KR1019860002630A KR860002630A KR870009846A KR 870009846 A KR870009846 A KR 870009846A KR 1019860002630 A KR1019860002630 A KR 1019860002630A KR 860002630 A KR860002630 A KR 860002630A KR 870009846 A KR870009846 A KR 870009846A
- Authority
- KR
- South Korea
- Prior art keywords
- tube
- diameter
- parallel portion
- expanded
- stage forming
- Prior art date
Links
Landscapes
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
내용 없음No content
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.
제1도는 본 발명에 사용되는 성형관의 예시단면도이고,1 is an exemplary cross-sectional view of a forming tube used in the present invention,
제2도는 본 발명에 사용되는 성형관을 구성하는 팽창관의 예시단면도이다.2 is an exemplary cross-sectional view of the expansion tube constituting the forming tube used in the present invention.
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019860002630A KR890003456B1 (en) | 1986-04-08 | 1986-04-08 | Multiforming conduit for the heat constricted pipe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019860002630A KR890003456B1 (en) | 1986-04-08 | 1986-04-08 | Multiforming conduit for the heat constricted pipe |
Publications (2)
Publication Number | Publication Date |
---|---|
KR870009846A true KR870009846A (en) | 1987-11-30 |
KR890003456B1 KR890003456B1 (en) | 1989-09-21 |
Family
ID=19249283
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019860002630A KR890003456B1 (en) | 1986-04-08 | 1986-04-08 | Multiforming conduit for the heat constricted pipe |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR890003456B1 (en) |
-
1986
- 1986-04-08 KR KR1019860002630A patent/KR890003456B1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR890003456B1 (en) | 1989-09-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E902 | Notification of reason for refusal | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
LAPS | Lapse due to unpaid annual fee |