BR8805970A - SUBMARINE POSITIONING SYSTEM USING MAGNETIC REFERENCES - Google Patents

SUBMARINE POSITIONING SYSTEM USING MAGNETIC REFERENCES

Info

Publication number
BR8805970A
BR8805970A BR8805970A BR8805970A BR8805970A BR 8805970 A BR8805970 A BR 8805970A BR 8805970 A BR8805970 A BR 8805970A BR 8805970 A BR8805970 A BR 8805970A BR 8805970 A BR8805970 A BR 8805970A
Authority
BR
Brazil
Prior art keywords
positioning system
submarine positioning
magnetic references
references
magnetic
Prior art date
Application number
BR8805970A
Other languages
Portuguese (pt)
Inventor
Remo Zauli Filho Machado
Original Assignee
Petroleo Brasileiro Sa
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 Petroleo Brasileiro Sa filed Critical Petroleo Brasileiro Sa
Priority to BR8805970A priority Critical patent/BR8805970A/en
Publication of BR8805970A publication Critical patent/BR8805970A/en

Links

BR8805970A 1988-11-16 1988-11-16 SUBMARINE POSITIONING SYSTEM USING MAGNETIC REFERENCES BR8805970A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR8805970A BR8805970A (en) 1988-11-16 1988-11-16 SUBMARINE POSITIONING SYSTEM USING MAGNETIC REFERENCES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR8805970A BR8805970A (en) 1988-11-16 1988-11-16 SUBMARINE POSITIONING SYSTEM USING MAGNETIC REFERENCES

Publications (1)

Publication Number Publication Date
BR8805970A true BR8805970A (en) 1990-06-26

Family

ID=4046001

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8805970A BR8805970A (en) 1988-11-16 1988-11-16 SUBMARINE POSITIONING SYSTEM USING MAGNETIC REFERENCES

Country Status (1)

Country Link
BR (1) BR8805970A (en)

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Legal Events

Date Code Title Description
KD Fees due (letter patent)
FG Letter patent granted
B21A Extinguishment of a patent or of a certificate of addition of invention: extinguishment - article 78, item i of industrial property law

Free format text: PATENTE EXTINTA EM 16/11/2003