AU3770693A - A method and a device for sealing between a casing and a drill hole in rock drilling operations - Google Patents

A method and a device for sealing between a casing and a drill hole in rock drilling operations

Info

Publication number
AU3770693A
AU3770693A AU37706/93A AU3770693A AU3770693A AU 3770693 A AU3770693 A AU 3770693A AU 37706/93 A AU37706/93 A AU 37706/93A AU 3770693 A AU3770693 A AU 3770693A AU 3770693 A AU3770693 A AU 3770693A
Authority
AU
Australia
Prior art keywords
casing
sealing
drill hole
drilling operations
rock drilling
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU37706/93A
Inventor
Hans Alexandersson
Anders Nelson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alexanderssson Hans
Original Assignee
HANS ALEXANDERSSSON
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
Priority claimed from SE9200730A external-priority patent/SE9200730L/en
Application filed by HANS ALEXANDERSSSON filed Critical HANS ALEXANDERSSSON
Publication of AU3770693A publication Critical patent/AU3770693A/en
Abandoned legal-status Critical Current

Links

AU37706/93A 1992-03-09 1993-02-09 A method and a device for sealing between a casing and a drill hole in rock drilling operations Abandoned AU3770693A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9200730 1992-03-09
SE9200730A SE9200730L (en) 1992-03-09 1992-03-09 MADE TO DRAW BETWEEN LINING RODS AND BORAL REMOVAL DEVICE FOR IMPLEMENTATION
PCT/SE1993/000089 WO1993018274A1 (en) 1992-03-09 1993-02-09 A method and a device for sealing between a casing and a drill hole in rock drilling operations

Publications (1)

Publication Number Publication Date
AU3770693A true AU3770693A (en) 1993-10-05

Family

ID=26661367

Family Applications (1)

Application Number Title Priority Date Filing Date
AU37706/93A Abandoned AU3770693A (en) 1992-03-09 1993-02-09 A method and a device for sealing between a casing and a drill hole in rock drilling operations

Country Status (1)

Country Link
AU (1) AU3770693A (en)

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