CA832325A - Mechanism for widening galleries, applicable to drilling machines - Google Patents

Mechanism for widening galleries, applicable to drilling machines

Info

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
Application number
CA832325A
Inventor
Molina Rodriguez Jose
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.)
Agroman Empresa Constructora SA
Original Assignee
Agroman Empresa Constructora SA
Publication date
Application granted granted Critical
Publication of CA832325A publication Critical patent/CA832325A/en
Expired legal-status Critical Current

Links

CA832325A Mechanism for widening galleries, applicable to drilling machines Expired CA832325A (en)

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)

* Cited by examiner, † Cited by third party
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

Cited By (5)

* Cited by examiner, † Cited by third party
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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