BR8903166A - IMPROVEMENTS IN SOIL DRILLING EQUIPMENT - Google Patents

IMPROVEMENTS IN SOIL DRILLING EQUIPMENT

Info

Publication number
BR8903166A
BR8903166A BR8903166A BR8903166A BR8903166A BR 8903166 A BR8903166 A BR 8903166A BR 8903166 A BR8903166 A BR 8903166A BR 8903166 A BR8903166 A BR 8903166A BR 8903166 A BR8903166 A BR 8903166A
Authority
BR
Brazil
Prior art keywords
drilling equipment
soil drilling
soil
equipment
drilling
Prior art date
Application number
BR8903166A
Other languages
Portuguese (pt)
Inventor
Carlos Jofre Marques
Original Assignee
Carlos Jofre Marques
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 Carlos Jofre Marques filed Critical Carlos Jofre Marques
Priority to BR8903166A priority Critical patent/BR8903166A/en
Publication of BR8903166A publication Critical patent/BR8903166A/en

Links

BR8903166A 1989-06-28 1989-06-28 IMPROVEMENTS IN SOIL DRILLING EQUIPMENT BR8903166A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR8903166A BR8903166A (en) 1989-06-28 1989-06-28 IMPROVEMENTS IN SOIL DRILLING EQUIPMENT

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR8903166A BR8903166A (en) 1989-06-28 1989-06-28 IMPROVEMENTS IN SOIL DRILLING EQUIPMENT

Publications (1)

Publication Number Publication Date
BR8903166A true BR8903166A (en) 1990-02-06

Family

ID=4047339

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8903166A BR8903166A (en) 1989-06-28 1989-06-28 IMPROVEMENTS IN SOIL DRILLING EQUIPMENT

Country Status (1)

Country Link
BR (1) BR8903166A (en)

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