KR970028040U - 관체 천공용 잭 - Google Patents

관체 천공용 잭

Info

Publication number
KR970028040U
KR970028040U KR2019950059620U KR19950059620U KR970028040U KR 970028040 U KR970028040 U KR 970028040U KR 2019950059620 U KR2019950059620 U KR 2019950059620U KR 19950059620 U KR19950059620 U KR 19950059620U KR 970028040 U KR970028040 U KR 970028040U
Authority
KR
South Korea
Prior art keywords
pipe drilling
jack
drilling jack
pipe
drilling
Prior art date
Application number
KR2019950059620U
Other languages
English (en)
Inventor
한상구
최흥석
Original Assignee
한상구
최흥석
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 한상구, 최흥석 filed Critical 한상구
Priority to KR2019950059620U priority Critical patent/KR970028040U/ko
Publication of KR970028040U publication Critical patent/KR970028040U/ko

Links

KR2019950059620U 1995-12-28 1995-12-28 관체 천공용 잭 KR970028040U (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019950059620U KR970028040U (ko) 1995-12-28 1995-12-28 관체 천공용 잭

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019950059620U KR970028040U (ko) 1995-12-28 1995-12-28 관체 천공용 잭

Publications (1)

Publication Number Publication Date
KR970028040U true KR970028040U (ko) 1997-07-24

Family

ID=60839032

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019950059620U KR970028040U (ko) 1995-12-28 1995-12-28 관체 천공용 잭

Country Status (1)

Country Link
KR (1) KR970028040U (ko)

Similar Documents

Publication Publication Date Title
DE69412535D1 (de) Bohrgestängeverbindung
DE69614611D1 (de) Rohrverbindung
NO964682L (no) Brönnverktöy
DE69621292D1 (de) Rohrverbindung
DE59507246D1 (de) Bohrvorrichtung
NO973880D0 (no) Brönnverktöy
DE69621066D1 (de) Bohrloch-Zementierungswerkzeug
DE69630842D1 (de) Steinbohrer
DE69630344D1 (de) Walzgeschmiedeter Bohrer
DE69724137D1 (de) Doppelrohrstrukturen
NO980655L (no) Borefluid
DE69614207D1 (de) Rohrverbindung
DE69607949D1 (de) Doppeltes bohrlochsteigrohr
FI944291A (fi) Poratanko
DE59606840D1 (de) Rohrverbindung
DE69610536D1 (de) Rohrverbindung
MA23541A1 (fr) Conduit-souterrain
DE69626503D1 (de) Bohrvorrichtung
KR970028040U (ko) 관체 천공용 잭
DE59710213D1 (de) Bohrgestänge
DK0807782T3 (da) Rørforbindelse
DE69600824D1 (de) Rohrverbindung
KR970001369U (ko) 유압용 잭
KR960035029U (ko) 관 접속장치
KR960037118U (ko) 유압용 잭

Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
NORF Unpaid initial registration fee