BR8500233A - SUBMERSED ROTARY HYDRAULIC PUMP SYSTEM - Google Patents

SUBMERSED ROTARY HYDRAULIC PUMP SYSTEM

Info

Publication number
BR8500233A
BR8500233A BR8500233A BR8500233A BR8500233A BR 8500233 A BR8500233 A BR 8500233A BR 8500233 A BR8500233 A BR 8500233A BR 8500233 A BR8500233 A BR 8500233A BR 8500233 A BR8500233 A BR 8500233A
Authority
BR
Brazil
Prior art keywords
submersed
hydraulic pump
pump system
rotary hydraulic
rotary
Prior art date
Application number
BR8500233A
Other languages
Portuguese (pt)
Inventor
Gilvan Couceiro D Amorim
Francisco Martins Crisostomo
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 BR8500233A priority Critical patent/BR8500233A/en
Publication of BR8500233A publication Critical patent/BR8500233A/en

Links

BR8500233A 1985-01-18 1985-01-18 SUBMERSED ROTARY HYDRAULIC PUMP SYSTEM BR8500233A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR8500233A BR8500233A (en) 1985-01-18 1985-01-18 SUBMERSED ROTARY HYDRAULIC PUMP SYSTEM

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR8500233A BR8500233A (en) 1985-01-18 1985-01-18 SUBMERSED ROTARY HYDRAULIC PUMP SYSTEM

Publications (1)

Publication Number Publication Date
BR8500233A true BR8500233A (en) 1986-09-02

Family

ID=4037207

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8500233A BR8500233A (en) 1985-01-18 1985-01-18 SUBMERSED ROTARY HYDRAULIC PUMP SYSTEM

Country Status (1)

Country Link
BR (1) BR8500233A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108119100A (en) * 2016-11-30 2018-06-05 中国石油天然气股份有限公司 Oil well hoisting system and its oil pumping method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108119100A (en) * 2016-11-30 2018-06-05 中国石油天然气股份有限公司 Oil well hoisting system and its oil pumping method

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Legal Events

Date Code Title Description
KA Annual fee due
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 18/01/2000