CA832325A - Mechanism for widening galleries, applicable to drilling machines - Google Patents
Mechanism for widening galleries, applicable to drilling machinesInfo
- Publication number
- CA832325A CA832325A CA832325A CA832325DA CA832325A CA 832325 A CA832325 A CA 832325A CA 832325 A CA832325 A CA 832325A CA 832325D A CA832325D A CA 832325DA CA 832325 A CA832325 A CA 832325A
- Authority
- CA
- Canada
- Prior art keywords
- galleries
- widening
- applicable
- drilling machines
- 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.)
- Expired
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA832325T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA832325A true CA832325A (en) | 1970-01-20 |
Family
ID=36309786
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA832325A Expired CA832325A (en) | Mechanism for widening galleries, applicable to drilling machines |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA832325A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5314267A (en) * | 1992-08-27 | 1994-05-24 | Mark Osadchuk | Horizontal pipeline boring apparatus and method |
US5791419A (en) * | 1995-09-14 | 1998-08-11 | Rd Trenchless Ltd. Oy | Drilling apparatus for replacing underground pipes |
US5979574A (en) * | 1997-05-13 | 1999-11-09 | Ozzie's Pipeline Padder, Inc. | Horizontal boring apparatus and method of using the same |
US5979573A (en) * | 1997-05-13 | 1999-11-09 | Ozzie's Pipeline Padder, Inc. | Horizontal boring apparatus |
US6227311B1 (en) | 1999-11-08 | 2001-05-08 | Ozzie's Pipeline Padder, Inc. | Drill pipe guiding apparatus for a horizontal boring machine method |
-
0
- CA CA832325A patent/CA832325A/en not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5314267A (en) * | 1992-08-27 | 1994-05-24 | Mark Osadchuk | Horizontal pipeline boring apparatus and method |
US5791419A (en) * | 1995-09-14 | 1998-08-11 | Rd Trenchless Ltd. Oy | Drilling apparatus for replacing underground pipes |
US5979574A (en) * | 1997-05-13 | 1999-11-09 | Ozzie's Pipeline Padder, Inc. | Horizontal boring apparatus and method of using the same |
US5979573A (en) * | 1997-05-13 | 1999-11-09 | Ozzie's Pipeline Padder, Inc. | Horizontal boring apparatus |
US6227311B1 (en) | 1999-11-08 | 2001-05-08 | Ozzie's Pipeline Padder, Inc. | Drill pipe guiding apparatus for a horizontal boring machine method |
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