KR910001306A - 강관의 연결방법 - Google Patents

강관의 연결방법

Info

Publication number
KR910001306A
KR910001306A KR1019890009125A KR890009125A KR910001306A KR 910001306 A KR910001306 A KR 910001306A KR 1019890009125 A KR1019890009125 A KR 1019890009125A KR 890009125 A KR890009125 A KR 890009125A KR 910001306 A KR910001306 A KR 910001306A
Authority
KR
South Korea
Prior art keywords
steel pipe
connection method
connection
steel
pipe
Prior art date
Application number
KR1019890009125A
Other languages
English (en)
Other versions
KR920000343B1 (ko
Inventor
김증삼
Original Assignee
김증삼
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 김증삼 filed Critical 김증삼
Priority to KR1019890009125A priority Critical patent/KR920000343B1/ko
Publication of KR910001306A publication Critical patent/KR910001306A/ko
Priority to KR1019910011468A priority patent/KR920000344B1/ko
Application granted granted Critical
Publication of KR920000343B1 publication Critical patent/KR920000343B1/ko

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
    • F16L41/00—Branching pipes; Joining pipes to walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/04—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes with tubes; of tubes with rods

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
KR1019890009125A 1989-06-29 1989-06-29 강관의 연결방법 KR920000343B1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1019890009125A KR920000343B1 (ko) 1989-06-29 1989-06-29 강관의 연결방법
KR1019910011468A KR920000344B1 (ko) 1989-06-29 1991-07-06 강관의 연결방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890009125A KR920000343B1 (ko) 1989-06-29 1989-06-29 강관의 연결방법

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1019910011468A Division KR920000344B1 (ko) 1989-06-29 1991-07-06 강관의 연결방법

Publications (2)

Publication Number Publication Date
KR910001306A true KR910001306A (ko) 1991-01-30
KR920000343B1 KR920000343B1 (ko) 1992-01-11

Family

ID=19287607

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1019890009125A KR920000343B1 (ko) 1989-06-29 1989-06-29 강관의 연결방법
KR1019910011468A KR920000344B1 (ko) 1989-06-29 1991-07-06 강관의 연결방법

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1019910011468A KR920000344B1 (ko) 1989-06-29 1991-07-06 강관의 연결방법

Country Status (1)

Country Link
KR (2) KR920000343B1 (ko)

Also Published As

Publication number Publication date
KR920000344B1 (ko) 1992-01-11
KR920000343B1 (ko) 1992-01-11

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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