BR8500233A - SUBMERSED ROTARY HYDRAULIC PUMP SYSTEM - Google Patents
SUBMERSED ROTARY HYDRAULIC PUMP SYSTEMInfo
- 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
Links
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)
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 |
-
1985
- 1985-01-18 BR BR8500233A patent/BR8500233A/en not_active IP Right Cessation
Cited By (1)
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 |