ES337358A1 - Perfeccionamientos en la construccion de brocas para tala- dros profundos. - Google Patents

Perfeccionamientos en la construccion de brocas para tala- dros profundos.

Info

Publication number
ES337358A1
ES337358A1 ES337358A ES337358A ES337358A1 ES 337358 A1 ES337358 A1 ES 337358A1 ES 337358 A ES337358 A ES 337358A ES 337358 A ES337358 A ES 337358A ES 337358 A1 ES337358 A1 ES 337358A1
Authority
ES
Spain
Prior art keywords
eccentric
axis
sleeve
tube
tip
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
ES337358A
Other languages
English (en)
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.)
Skanska AB
Original Assignee
Skanska Cementgjuteriet AB
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 Skanska Cementgjuteriet AB filed Critical Skanska Cementgjuteriet AB
Priority to ES337358A priority Critical patent/ES337358A1/es
Publication of ES337358A1 publication Critical patent/ES337358A1/es
Expired legal-status Critical Current

Links

Landscapes

  • Processing Of Stones Or Stones Resemblance Materials (AREA)
ES337358A 1966-02-28 1966-02-28 Perfeccionamientos en la construccion de brocas para tala- dros profundos. Expired ES337358A1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES337358A ES337358A1 (es) 1966-02-28 1966-02-28 Perfeccionamientos en la construccion de brocas para tala- dros profundos.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES337358A ES337358A1 (es) 1966-02-28 1966-02-28 Perfeccionamientos en la construccion de brocas para tala- dros profundos.

Publications (1)

Publication Number Publication Date
ES337358A1 true ES337358A1 (es) 1968-02-16

Family

ID=8443510

Family Applications (1)

Application Number Title Priority Date Filing Date
ES337358A Expired ES337358A1 (es) 1966-02-28 1966-02-28 Perfeccionamientos en la construccion de brocas para tala- dros profundos.

Country Status (1)

Country Link
ES (1) ES337358A1 (es)

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