CN201730608U - Comprehensive logging instrument for underground layered string inspection - Google Patents
Comprehensive logging instrument for underground layered string inspection Download PDFInfo
- Publication number
- CN201730608U CN201730608U CN2010201312135U CN201020131213U CN201730608U CN 201730608 U CN201730608 U CN 201730608U CN 2010201312135 U CN2010201312135 U CN 2010201312135U CN 201020131213 U CN201020131213 U CN 201020131213U CN 201730608 U CN201730608 U CN 201730608U
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- hydraulic
- slips
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- sealing
- packer
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Abstract
The utility model relates to a comprehensive logging instrument for underground layered string inspection. The comprehensive logging instrument mainly comprises an instrument string and a tool string, wherein a shell of the instrument string is arranged at the upper part; a shell of the tool string is arranged at the lower part; and the upper part and the lower part are connected with each other by a turnbuckle. The comprehensive logging instrument realizes the ground digital processing, the inspection for the interlamination channeling of an oil-water well and the casing leakage positions are exact, and the location is exact by a magnetic location instrument and a natural gamma instrument, thereby solving the problem existing in the well-temperature channeling inspection method and the three-parameter storage channeling inspection and leakage finding method that the casing leakage positions and the interlamination channeling positions can be only judged qualitatively and can not be exactly located.
Description
One, technical field
The utility model relates to a kind of laminated distributor under well channeling test of cement sheath comprehensive logging instrument of checking oil well, the accurate position of well interlayer channelling.
Two, background technology
Along with the oil field development development that deepens continuously, the casing corrosion breakage of oil-water well, the oil-water well that the interlayer string leaks is more and more, had a strong impact on the ordinary production of oil-water well, bring serious economy loss to the oil field, therefore how to check oil-water well interlayer channelling, the outer channelling of sleeve pipe, and can carry out this Study on Technology better in a deep going way, reach accurate judgement oil-water well interlayer channelling position with lower cost input, and in time to repair be the problem that will solve of remaining at present.
Three, summary of the invention
The purpose of this utility model provides a kind of laminated distributor under well channeling test of cement sheath comprehensive logging instrument, solves the position accurately test out oil-water well interlayer channelling and provides reliable foundation for shutoff oil well or well interlayer channelling.
The technical solution of the utility model realizes in the following manner:
The utility model mainly is made up of instrument string and tool string two large divisions, the housing that it is characterized in that the instrument string is located at top, the tool string housing is located at the bottom, screw buckle connects between two parts up and down, be provided with pressure-temperature sensor, gal sign indicating number instrument, position indicator, electromagnetic flowmeter, signal circuit, Malong head and fishing head to top by preface in instrument string lower part of frame; Top to bottom at the tool string housing is provided with motor by preface, the reducer that links to each other with motor, by rotating shaft, conductive body, bearing, the rotating disk that switch-board links to each other with reducer, the bearing support that links to each other with rotating disk by bearing, pass through bearing support, the seal valve main body that standing screw links to each other with high-pressure mini four plunger displacement pumps, by the sealed body valve seat, seal head links to each other with the sealing-plug fixed cover goes out fluid catheter, by the pulling force cover, fixing swivel nut, sealing is taken over, the sealing-plug fixed cover that the pressure release conduit at hydraulic pressure pipe slips center and the big hydraulic cylinder of the small cylinder of hydraulic pressure housing and hydraulic packer link to each other and communicate is by being located at Plug pin patch bay inner on the hydraulic packer and the circuit board that link and external pressure temperature pick up and the pressure sensor that be located at the hydraulic packer bottom that are located at middle part in the hydraulic packer.
The housing of tool string is made up of the motor oversheath on top and the oversheath of bottom four plunger displacement pumps, and both are threaded by conductive body.
Conductive body is made as cylindrical, the upper and lower is provided with male thread, go up and be threaded with the motor sheath, be connected with the oversheath of miniature four plunger displacement pumps down, the center mainly is provided with torsion trepanning and the shaft hole and the thrust bearing of reducer, centre bore top is provided with the intercommunicating pore at logical two ends, and the intercommunicating pore middle and lower part is provided with the single current sealing-plug; The centre bore bottom is provided with the center line pressure release transmission mechanism trundle, pulley pin, trundle support, torsion spring, steady pin switch block and sealing-plug be made of parallel with centre bore, switch-board is made as round, be connected with the rotating shaft keyway, cooperate with the trundle of pressure release transmission mechanism.
Rotating disk is made as convex, is connected with the rotating shaft bolt, with bolt sliding bearing is arranged in the rotating disk upper periphery.
Miniature four plunger displacement pumps are mainly by bearing support, the hydraulic cylinder holder, stage clip, piston, ball-and-seat, small cylinder, standing screw, seal valve main body and valve seat are formed, the hydraulic cylinder holder is made as column type, the upper end is made as the dial rotation chamber, inlay four feather keys in bottom, dial rotation chamber from the inside symmetry of periphery, the arc thrust block pad that it is arc that feather key inwardly is provided with four corresponding upper surfaces, arc thrust block pad inner surface is equipped with bearing support, on the position corresponding, bearing support bottom, be provided with four hydraulic cylinders with arc thrust block pad lower end, be provided with in the hydraulic cylinder by four spacing pistons of stage clip, connect a small cylinder in each hydraulic cylinder lower end, small cylinder top is the cylinder sleeve of piston, the bottom is installed the ball-and-seat of an one-in-and-one-out separately, hydraulic oil in the oversheath of import and miniature four post plunger displacement pumps communicates, outlet is by the seal valve main body, valve seat and go out fluid catheter and communicate with the small cylinder of following hydraulic pressure pipe slips and the big cylinder sleeve of hydraulic packer, outlet by seal valve main body valve seat with go out fluid catheter and communicate with the small cylinder of following hydraulic pressure pipe slips and the big cylinder sleeve of hydraulic packer.
Hydraulic pressure pipe slips mainly by slips main body, the baffle ring that is enclosed within slips lower body part periphery, big tamponade, piston, be enclosed within the piston upper periphery the slips adapter sleeve, be enclosed within the piston bottom little cylinder sleeve and the slips contiguous block that is located at slips main body top, torsion spring, symmetric design four slips sheets in slips main body slip groove be enclosed within the sealing adapter hole and that be connected one of slips main center and pressure release conduit and form.
Hydraulic packer mainly is connected with the slips main body by the upper end, the central tube that the lower end is connected with the double-layer seal head, be enclosed within the interior cover of packer of central tube periphery, be enclosed within the big cylinder sleeve that overlaps top and little cylinder sleeve periphery in the packer, be enclosed within cover bottom packing element and baffle ring composition in the packer, big cylinder sleeve communicates with the pressure release conduit.
Circuit board is located at the central part of central tube, periphery is with the circuit board sheath, the circuit board upper end is provided with slip ring, pressure ring and the sliding needle stand that is connected with the circuit board sheath, sealing obturating plug and four-core sealing-plug that sliding needle stand central upper portion is provided with, the Plug pin patch bay that is provided with on four-core sealing-plug top, be provided with circuit board support in the circuit board lower end, be provided with the sensor holder sheath that is connected with the circuit board sheath in the circuit board support bottom, pressure sensor and outer pressure sensor in the sensor holder sheath, being provided with, and by descending swivel nut spacing on the sensor holder sheath.
Compared with the prior art the utility model has the following advantages:
1, emplacement depth is accurate.Use magnetic orientation CCL, natural gal two parameter correction depth-loggers, degree of accuracy height.Solved operation team and tested the Lou problem of technology depth localization poor accuracy with keeping a grip on packer.
2, realized the ground digital processing.To the oil-water well interlayer gang up, casing leakage, and checking leak position and concrete wastage, data interpretation degree of accuracy height.Solved well warm therapy channeling test of cement sheath method and looked for leakage method not using packer, carried out under the no pressure reduction state, to going here and there the problem that the leakage situation can only accomplish to qualitatively judge analysis with storage three parameter channeling tests of cement sheath.
Four, description of drawings
Fig. 1-structural representation of the present utility model
The structural representation of Fig. 2-electronic high-pressure mini four plunger displacement pumps
Fig. 3-hydraulic packer and electric hydaulic slips structural representation
Among the figure
The outer pressure sensor of Luo cover 02-sensor holder 03-under the 01-
Pressure sensor seat in the pressure sensor 06-in the 04-spacer 05-
The two one-tenth of 07-seal head 08-circuit board support 09-baffle ring
10-central tube 11-baffle ring 12-slip ring
Cover in the big cylinder sleeve 15-of the 13-pressure ring 14-packer
16-Plug pin patch bay 17-sealing Luo plug 18-piston
The big stage clip 21-of the little cylinder sleeve 20-of 19-slips coupling sleeve
22-baffle ring 23-torsion spring 24-slips coupling block
25-torsion spring 26-slips sheet 27-slips main body
28-shear pin 29-pulling force cover 30-connects the Luo cover
31-fixing pin 32-is swivel nut 33-packing element holder fixedly
34-sealing-plug fixed cover 35-goes out fluid catheter 36-seal head
37-seal valve main body 38-valve seat 39-ball-and-seat
40-is Luo bar 41-small pressure spring 42-piston ring fixedly
43-piston 44-stage clip 45-arc thrust block pad
46-feather key 47-sliding bearing 48-keeps off pad
49-bolt 50-rotating disk 51-switch-board
52-204,804 bearing 53-rotating shaft 54-conductive body
Temperature pick up under the 55-sealing obturating plug 56-key 57-
58-sensor holder casing 59-circuit board 60-circuit board casing
The sliding needle stand 62-sealing of 61-obturating plug 63-four-core sealing-plug
64-pressure release conduit 65-fixator pins 66-seals adapter
67-packing element 68-oversheath 69-sealing-plug
70-pressure release valve rod 71-stage clip 72-coupling block
73-fluid seal nipple 74-guide rod 75-cylinder sleeve
76-hydraulic cylinder holder 77-bearing support 78-bearing
79-pin 80-trundle 81-roller pin
82-trundle support 83-torsion spring 84-steady pin
85-switch block 86-sealing-plug 87-Torque sleeve
88-motor steady pin 89-motor top cover 90-motor oversheath
91-reducer 92-motor 93-top adapter
94-pressure-temperature sensor 95-gal sign indicating number instrument 96-magnetic orientator
97-electromagnetic flowmeter 98-signal circuit 99-Malong head and fishing head
Five, the specific embodiment-
For further disclosing the technical solution of the utility model, elaborate by example below in conjunction with Figure of description:
The utility model is by following Luo cover 01, sensor holder 02, outer pressure sensor 03, spacer 04, interior pressure sensor 05, interior pressure sensor seat 06, two one-tenth seal heads 07, circuit board support 08, baffle ring 09 central tube 10, baffle ring 11, slip ring 12, pressure ring 13, big cylinder sleeve 14, cover 15 in the packer, Plug pin patch bay 16, sealing Luo plug 17, piston 18, little cylinder sleeve 19, big stage clip 20, slips coupling sleeve 21, baffle ring 22, torsion spring 23, slips coupling block 24, torsion spring 25, slips sheet 26, slips main body 27, shear pin 28, pulling force cover 29, connect Luo cover 30, fixing pin 31, fixedly swivel nut 32, packing element holder 33, sealing-plug fixed cover 34, go out fluid catheter 35, seal head 36, seal valve main body 37, valve seat 38, ball-and-seat 39, fixedly the Luo bar 40, small pressure spring 41, piston ring 42, piston 43, stage clip 44, arc thrust block pad 45, feather key 46, sliding bearing 47, retaining pad 48, bolt 49, rotating disk 50, switch-board 51,204,804 bearings 52, rotating shaft 53, conductive body 54, sealing obturating plug 55, key 56, following temperature pick up 57, sensor holder casing 58, circuit board 59, circuit board casing 60, sliding needle stand 61, sealing obturating plug 62, four-core sealing-plug 63, pressure release conduit 64, fixator pins 65, sealing takes over 66, packing element 67, oversheath 68, sealing-plug 69, pressure release valve rod 70, stage clip 71, coupling block 72, fluid seal nipple 73, guide rod 74, cylinder sleeve 75, hydraulic cylinder holder 76, bearing support 77, bearing 78, pin 79, trundle 80, roller pin 81, trundle support 82, torsion spring 83, steady pin 84, switch block 85, sealing-plug 86, Torque sleeve 87, motor steady pin 88, motor top cover 89, motor oversheath 90, reducer 91, motor 92, top adapter 93, pressure-temperature sensor 94, gal sign indicating number instrument 95, magnetic orientator 96, electromagnetic flowmeter 97, signal circuit 98, Malong head and fishing head 99 are formed, it is characterized in that the housing in the instrument is located at top, the housing of tool string is located at the bottom, screw buckle connects between the top and the bottom, be provided with pressure-temperature sensor 94 to top by preface in instrument string lower part of frame, gal sign indicating number instrument 95, position indicator 96, electromagnetic flowmeter 97, signal circuit 98 and Malong head and fishing head 99; Top to bottom at the tool string housing is provided with motor 92 by preface, the reducer 91 that links to each other with motor, by bearing support 77, the seal valve main body 37 that standing screw 40 links to each other with high-pressure mini four plunger displacement pumps is by sealed body valve seat 38, seal head 36 links to each other with sealing-plug fixed cover 34 goes out fluid catheter 35, by pulling force cover 29, fixedly swivel nut 32, sealing takes over 66, the big cylinder sleeve 14 of the pressure release conduit 64 at hydraulic pressure pipe slips center and the little cylinder sleeve 19 of hydraulic pressure and hydraulic packer connects the sealing-plug fixed cover 34 that communicates, and is that link and be located at the external pressure temperature pick up 3 and the pressure sensor 5 of hydraulic packer bottom with circuit board 59 by what be located at sliding needle stand inner on the hydraulic packer 61 and be located at hydraulic packer inside.
When laminated distributor under well channeling test of cement sheath comprehensive logging instrument G.I.H, when arriving down-hole reservation measuring well section, the four plunger displacement pump work of downhole micro high pressure are rotated, driven to the ground numerical control to 92 power supplies of down-hole dc speed-regulating motor, motor earlier, and whole miniature four-piston high-pressure pump is immersed in the hydraulic oil.Miniature four plunger displacement pumps of high pressure will carry hydraulic oil and beat in the little cylinder sleeve 19 and big cylinder sleeve 14 in hydraulic pressure pipe slips and hydraulic packer, hydraulic oil promotion vat cover is pressed to packing element and is forced the packing element distortion under the effect of hydraulic oil, the annular space of instrument and sleeve pipe is sealed, hydraulic pressure pipe slips is under the promotion of little cylinder sleeve 19 simultaneously, force the slips sheet to move upward along the inclined-plane, pressing to slips sheet 26 and sleeve pipe annular space and sleeve pipe blocks, make the position of instrument string overall fixed in block envelope, when at this moment reaching authorized pressure according to the pressure signal in the instrument string, just stop motor being quit work to the motor power supply.Because the effect of ball-and-seat 39, hydraulic oil stops to flow, and guarantees that hydraulic packer and hydraulic pressure pipe slips are in normal operating conditions.After hydraulic packer and hydraulic pressure pipe slips were locked, at this moment to downhole instrument statements based on collusion electricity, whether each parameter work of instrument was normal up and down to check packer.As normally, pressurize in well bucket tube by ground again.Pressurization can be adopted three kinds of modes, and the one, pressurize in well with High Pressure Air Compressor; The 2nd, with the water filling in well of high pressure pump truck; The 3rd, utilize water flooding pump station water filling in pit shaft.Its purpose all is to pressurizeing in the pit shaft, promote fluid column decline in the pit shaft, in fluid column decline process, last pressure sensor all can measure different pressure and different temperature with last temperature pick up 94, last electromagnetic flowmeter 97 is the sealing states that are used to monitor packer, show if any flow, prove that then the card envelope is bad or card envelope position is improper, again the card envelope.Magnetic orientator CCL96,95 liang of parameters of natural gal instrument are used to proofread and correct depth-logger, determine the depth location that instrument is correct.Good as packer setting, electromagnetic flowmeter does not have flow and shows, suppresses (well head must seal, and is air tight) in well, builds the pressure when adding to 5MPa～10MPa, and manometer pressure can rise up and down, the then displays temperature decline of last thermometer.Do not had ganging up or do not have when pipe is outer gangs up if test oil reservoir, then press down manometer pressure and remain unchanged or change slightly, following thermometer temperature no change or change slightly.When interlayer occurring and go here and there out mutually or during the pipe guest performer, then two groups of pressure, temperature all can lifting occur with the variation of well head pressure up and down.After the data admission, motor is supplied backward voltage, the dc speed-regulating motor counter-rotating, below the miniature four plunges pump body switch-boards 51 of high pressure, an anti-switch that bumps is housed, this is counter to bump switch will overcome torsion spring 83 when the switch-board forward rotation torsion, banking forces trundle 80 in the pressure transmission mechanism and trundle support 82.When supplying backward voltage to motor, then driven by motor pressure transmission mechanism counter-rotating, trundle and trundle support are upspring under the effect of torsion spring, during breach in running into switch-board, then being driven trundle in the compression relief cock and trundle support and switch block 85 by switch-board moves upward together, switch block then promotes guide rod 74 again and moves upward, guide rod promotes pressure release valve rod 70 again, the pressure release valve rod is opened sealing-plug 69 again, in hydraulic cylinder return spring and well under the fluid pressure acting in conjunction, hydraulic oil flow is got back in the packing element, make hydraulic pressure pipe slips and hydraulic packer packing element be recovered to original state, remove the stationary state of the card envelope of instrument, at this moment instrument can be moved to other strings that need verify and leak position or layer position, repeating the process of above-mentioned channeling test of cement sheath.
Claims (8)
1. laminated distributor under well channeling test of cement sheath comprehensive logging instrument, mainly form by instrument string and tool string two large divisions, the housing that it is characterized in that the instrument string is located at top, the tool string housing is located at the bottom, screw buckle connects between two parts up and down, be provided with pressure-temperature sensor, gal sign indicating number instrument, position indicator, electromagnetic flowmeter, signal circuit, Malong head and fishing head to top by preface in instrument string lower part of frame; Top to bottom at the tool string housing is provided with motor by preface, the reducer that links to each other with motor, by rotating shaft, conductive body, bearing, the rotating disk that switch-board links to each other with reducer, the bearing support that links to each other with rotating disk by bearing, pass through bearing support, the seal valve main body that standing screw links to each other with high-pressure mini four plunger displacement pumps, by the sealed body valve seat, seal head links to each other with the sealing-plug fixed cover goes out fluid catheter, by the pulling force cover, fixing swivel nut, sealing is taken over, the sealing-plug fixed cover that the pressure release conduit at hydraulic pressure pipe slips center and the big hydraulic cylinder of the small cylinder of hydraulic pressure housing and hydraulic packer link to each other and communicate is by being located at Plug pin patch bay inner on the hydraulic packer and the circuit board that link and external pressure temperature pick up and the pressure sensor that be located at the hydraulic packer bottom that are located at middle part in the hydraulic packer.
2. laminated distributor under well channeling test of cement sheath comprehensive logging instrument according to claim 1 is characterized in that the housing of tool string is made up of the motor oversheath on top and the oversheath of bottom four plunger displacement pumps, and both are threaded by conductive body.
3. laminated distributor under well channeling test of cement sheath comprehensive logging instrument according to claim 1, it is cylindrical to it is characterized in that conductive body is made as, the upper and lower is provided with male thread, go up and be threaded with the motor sheath, be connected with the oversheath of miniature four plunger displacement pumps down, the center mainly is provided with torsion trepanning and the shaft hole and the thrust bearing of reducer, and centre bore top is provided with the intercommunicating pore at logical two ends, and the intercommunicating pore middle and lower part is provided with the single current sealing-plug; The centre bore bottom is provided with the center line pressure release transmission mechanism trundle, pulley pin, trundle support, torsion spring, steady pin switch block and sealing-plug be made of parallel with centre bore, switch-board is made as round, be connected with the rotating shaft keyway, cooperate with the trundle of pressure release transmission mechanism.
4. laminated distributor under well channeling test of cement sheath comprehensive logging instrument according to claim 1 is characterized in that rotating disk is made as convex, is connected with the rotating shaft bolt, with bolt sliding bearing is arranged in the rotating disk upper periphery.
5. laminated distributor under well channeling test of cement sheath comprehensive logging instrument according to claim 1, it is characterized in that miniature four plunger displacement pumps are mainly by bearing support, the hydraulic cylinder holder, stage clip, piston, ball-and-seat, small cylinder, standing screw, seal valve main body and valve seat are formed, the hydraulic cylinder holder is made as column type, the upper end is made as the dial rotation chamber, inlay four feather keys in bottom, dial rotation chamber from the inside symmetry of periphery, the arc thrust block pad that it is arc that feather key inwardly is provided with four corresponding upper surfaces, arc thrust block pad inner surface is equipped with bearing support, on the position corresponding, bearing support bottom, be provided with four hydraulic cylinders with arc thrust block pad lower end, be provided with in the hydraulic cylinder by four spacing pistons of stage clip, connect a small cylinder in each hydraulic cylinder lower end, small cylinder top is the cylinder sleeve of piston, the bottom is installed the ball-and-seat of an one-in-and-one-out separately, hydraulic oil in the oversheath of import and miniature four post plunger displacement pumps communicates, outlet is by the seal valve main body, valve seat and go out fluid catheter and communicate with the small cylinder of following hydraulic pressure pipe slips and the big cylinder sleeve of hydraulic packer, outlet by seal valve main body valve seat with go out fluid catheter and communicate with the small cylinder of following hydraulic pressure pipe slips and the big cylinder sleeve of hydraulic packer.
6. laminated distributor under well channeling test of cement sheath comprehensive logging instrument according to claim 1, it is characterized in that hydraulic pressure pipe slips mainly by slips main body, the baffle ring that is enclosed within slips lower body part periphery, big tamponade, piston, be enclosed within the piston upper periphery the slips adapter sleeve, be enclosed within the piston bottom little cylinder sleeve and the slips contiguous block that is located at slips main body top, torsion spring, symmetric design four slips sheets in slips main body slip groove be enclosed within the sealing adapter hole and that be connected one of slips main center and pressure release conduit and form.
7. laminated distributor under well channeling test of cement sheath comprehensive logging instrument according to claim 1, it is characterized in that hydraulic packer mainly is connected with the slips main body by the upper end, the central tube that the lower end is connected with the double-layer seal head, be enclosed within the interior cover of packer of central tube periphery, be enclosed within the big cylinder sleeve that overlaps top and little cylinder sleeve periphery in the packer, be enclosed within cover bottom packing element and baffle ring composition in the packer, big cylinder sleeve communicates with the pressure release conduit.
8. laminated distributor under well channeling test of cement sheath comprehensive logging instrument according to claim 1, it is characterized in that circuit board is located at the central part of central tube, periphery is with the circuit board sheath, the circuit board upper end is provided with slip ring, pressure ring and the sliding needle stand that is connected with the circuit board sheath, sealing obturating plug and four-core sealing-plug that sliding needle stand central upper portion is provided with, the Plug pin patch bay that is provided with on four-core sealing-plug top, be provided with circuit board support in the circuit board lower end, be provided with the sensor holder sheath that is connected with the circuit board sheath in the circuit board support bottom, pressure sensor and outer pressure sensor in the sensor holder sheath, being provided with, and by descending swivel nut spacing on the sensor holder sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201312135U CN201730608U (en) | 2010-03-09 | 2010-03-09 | Comprehensive logging instrument for underground layered string inspection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201312135U CN201730608U (en) | 2010-03-09 | 2010-03-09 | Comprehensive logging instrument for underground layered string inspection |
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| Publication Number | Publication Date |
|---|---|
| CN201730608U true CN201730608U (en) | 2011-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201312135U Expired - Fee Related CN201730608U (en) | 2010-03-09 | 2010-03-09 | Comprehensive logging instrument for underground layered string inspection |
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| CN (1) | CN201730608U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518427A (en) * | 2011-12-06 | 2012-06-27 | 中国石油天然气股份有限公司 | System for tracking running state of underground plunger for gas production and working method thereof |
| CN103233723A (en) * | 2013-05-13 | 2013-08-07 | 王佟 | Small-diameter electromagnetic flow comprehensive logging instrument |
| CN103244102A (en) * | 2013-04-24 | 2013-08-14 | 辽宁瑞达石油技术有限公司 | Defoaming rotor flow pressure differential air injection profile tester, defoaming rotor flow pressure differential air injection profile testing system and defoaming rotor flow pressure differential air injection profile testing method |
| CN103806901A (en) * | 2012-11-08 | 2014-05-21 | 中国石油大学(北京) | Oil well downhole rapid test system and test method |
| CN104763409A (en) * | 2015-03-03 | 2015-07-08 | 西安威盛电子科技股份有限公司 | Device and method for measuring underground flow rate of petroleum well |
| CN110017132A (en) * | 2019-05-24 | 2019-07-16 | 中国地质科学院地质力学研究所 | A kind of hydraulic fracturing packer and fracturing section pressure monitoring device |
| CN111236924A (en) * | 2020-03-16 | 2020-06-05 | 中国石油天然气集团有限公司 | Integral friction slip sleeve coupling electromagnetic positioner and method |
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2010
- 2010-03-09 CN CN2010201312135U patent/CN201730608U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518427A (en) * | 2011-12-06 | 2012-06-27 | 中国石油天然气股份有限公司 | System for tracking running state of underground plunger for gas production and working method thereof |
| CN103806901A (en) * | 2012-11-08 | 2014-05-21 | 中国石油大学(北京) | Oil well downhole rapid test system and test method |
| CN103806901B (en) * | 2012-11-08 | 2016-06-08 | 中国石油大学(北京) | The method of testing of oil well fast testing system |
| CN103244102A (en) * | 2013-04-24 | 2013-08-14 | 辽宁瑞达石油技术有限公司 | Defoaming rotor flow pressure differential air injection profile tester, defoaming rotor flow pressure differential air injection profile testing system and defoaming rotor flow pressure differential air injection profile testing method |
| CN103244102B (en) * | 2013-04-24 | 2016-05-04 | 辽宁瑞达石油技术有限公司 | Froth breaking formula rotor flow pressure reduction air injection section tester instrument, test macro and method of testing |
| CN103233723A (en) * | 2013-05-13 | 2013-08-07 | 王佟 | Small-diameter electromagnetic flow comprehensive logging instrument |
| CN103233723B (en) * | 2013-05-13 | 2014-04-23 | 王佟 | Small-diameter electromagnetic flow comprehensive logging instrument |
| CN104763409A (en) * | 2015-03-03 | 2015-07-08 | 西安威盛电子科技股份有限公司 | Device and method for measuring underground flow rate of petroleum well |
| CN104763409B (en) * | 2015-03-03 | 2017-08-01 | 西安威盛电子科技股份有限公司 | A kind of oil downhole flow measurement apparatus and measuring method |
| CN110017132A (en) * | 2019-05-24 | 2019-07-16 | 中国地质科学院地质力学研究所 | A kind of hydraulic fracturing packer and fracturing section pressure monitoring device |
| CN110017132B (en) * | 2019-05-24 | 2023-12-22 | 中国地质科学院地质力学研究所 | Hydraulic fracturing packer and fracturing section pressure monitoring device |
| CN111236924A (en) * | 2020-03-16 | 2020-06-05 | 中国石油天然气集团有限公司 | Integral friction slip sleeve coupling electromagnetic positioner and method |
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