EP3022440A4 - Cranked rod pump apparatus and method - Google Patents
Cranked rod pump apparatus and method Download PDFInfo
- Publication number
- EP3022440A4 EP3022440A4 EP14826286.8A EP14826286A EP3022440A4 EP 3022440 A4 EP3022440 A4 EP 3022440A4 EP 14826286 A EP14826286 A EP 14826286A EP 3022440 A4 EP3022440 A4 EP 3022440A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- pump apparatus
- rod pump
- cranked rod
- cranked
- rod
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
- F04B47/02—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps the driving mechanisms being situated at ground level
- F04B47/026—Pull rods, full rod component parts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
- E21B43/121—Lifting well fluids
- E21B43/126—Adaptations of down-hole pump systems powered by drives outside the borehole, e.g. by a rotary or oscillating drive
- E21B43/127—Adaptations of walking-beam pump systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
- F04B47/02—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps the driving mechanisms being situated at ground level
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
- F04B47/02—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps the driving mechanisms being situated at ground level
- F04B47/04—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps the driving mechanisms being situated at ground level the driving means incorporating fluid means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Reciprocating Pumps (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Compressor (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/943,933 US20130302183A1 (en) | 2008-10-15 | 2013-07-17 | Cranked rod pump apparatus and method |
PCT/US2014/045233 WO2015009452A1 (en) | 2013-07-17 | 2014-07-02 | Cranked rod pump apparatus and method |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3022440A1 EP3022440A1 (en) | 2016-05-25 |
EP3022440A4 true EP3022440A4 (en) | 2017-03-08 |
Family
ID=52346633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP14826286.8A Withdrawn EP3022440A4 (en) | 2013-07-17 | 2014-07-02 | Cranked rod pump apparatus and method |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP3022440A4 (en) |
JP (1) | JP2015021493A (en) |
CA (1) | CA2917847A1 (en) |
EA (1) | EA201690234A1 (en) |
MX (1) | MX2016000548A (en) |
WO (1) | WO2015009452A1 (en) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4719811A (en) * | 1985-02-25 | 1988-01-19 | Rota-Flex Corporation | Well pumping unit with counterweight |
US7530799B2 (en) * | 2004-07-30 | 2009-05-12 | Norris Edward Smith | Long-stroke deep-well pumping unit |
CN1752406B (en) * | 2005-10-28 | 2013-10-23 | 大庆油田有限责任公司 | Single crank double stroke flexible rope beam-pumping unit |
US8668475B2 (en) * | 2006-06-12 | 2014-03-11 | Unico, Inc. | Linear rod pump apparatus and method |
US8708671B2 (en) * | 2007-10-15 | 2014-04-29 | Unico, Inc. | Cranked rod pump apparatus and method |
-
2013
- 2013-10-18 JP JP2013217485A patent/JP2015021493A/en active Pending
-
2014
- 2014-07-02 EA EA201690234A patent/EA201690234A1/en unknown
- 2014-07-02 WO PCT/US2014/045233 patent/WO2015009452A1/en active Application Filing
- 2014-07-02 EP EP14826286.8A patent/EP3022440A4/en not_active Withdrawn
- 2014-07-02 CA CA2917847A patent/CA2917847A1/en not_active Abandoned
- 2014-07-02 MX MX2016000548A patent/MX2016000548A/en unknown
Non-Patent Citations (1)
Title |
---|
No further relevant documents disclosed * |
Also Published As
Publication number | Publication date |
---|---|
EA201690234A1 (en) | 2016-06-30 |
JP2015021493A (en) | 2015-02-02 |
EP3022440A1 (en) | 2016-05-25 |
CA2917847A1 (en) | 2015-01-22 |
MX2016000548A (en) | 2016-08-08 |
WO2015009452A1 (en) | 2015-01-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20160118 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20170202 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F04B 35/04 20060101ALI20170127BHEP Ipc: E21B 43/16 20060101ALI20170127BHEP Ipc: F04B 9/02 20060101AFI20170127BHEP Ipc: F04B 47/04 20060101ALI20170127BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20170905 |