CN104502721A - Hollow probe used for measuring geological slurry - Google Patents
Hollow probe used for measuring geological slurry Download PDFInfo
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- CN104502721A CN104502721A CN201410625845.XA CN201410625845A CN104502721A CN 104502721 A CN104502721 A CN 104502721A CN 201410625845 A CN201410625845 A CN 201410625845A CN 104502721 A CN104502721 A CN 104502721A
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Abstract
The invention relates to the oil exploration field and discloses a hollow probe used for measuring geological slurry. The probe comprises an interface portion arranged at the top end of the probe, a limit portion which is arranged at the middle upper segment of the probe and projects one circle outwards, and an electrode portion arranged at the lower portion of the limit portion, wherein the interface portion has multiple parallel metal contacts, the limit portion is provided with a first limit block in matching with a second limit block at an inner side of a slurry tank port, and an inner hollow cylinder wall of the electrode portion is provided with a current electrode and a voltage electrode respectively used for acquiring current and voltage of the slurry, and the current electrode and the voltage electrode are respectively connected with the different metal contacts through leads. The hollow probe used for measuring the geological slurry has a smart structure, requires no AC power supply, is convenient to carry and further has properties of simple manufacturing process and low cost.
Description
Technical field
The present invention relates to petroleum exploration field, particularly relating to a kind of hollow probe for measuring geology mud.
Background technology
In well logging industry, by feeding certain electric current to mud, making diverse location in mud produce potential difference (PD), thus calculating the resistivity of mud.Mud resistivity, the explanation for geologic logging data provides reliable reference data.In prior art, measure mud resistivity and mainly adopt mud tank method, need to be equipped with huge land-based AC during measurement to power instrumentation and testing equipment box, described measuring equipment case needs artificial wiring to carry out measurement mud resistivity, operation more complicated, wiring makes mistakes and measurement result can be caused not right, even causes big current to cause personal injury, and measure the mud resistivity value of result needs under artificial calculating or inspection information just can obtain standard temperature obtained, not intuitively easy.
Secondly, the container holding mud is the mud tank that madial wall is embedded with electrode, and mud is a kind of corrosive liquids being mixed with number of chemical material, and after finishing using, the cleaning of mud tank is more difficult, if cleaning force is spent greatly, easily causes the damage of electrode; Inevitably, after repeatedly using, there is electrode polarization phenomenon, reduce measuring accuracy, affect measurement quality in mud tank.
To sum up, research and develop a miniaturization, handling safety, be easy to carry, mud resistivity measurement mechanism that measuring accuracy is high, seem and be even more important.
Summary of the invention
For overcoming the deficiencies in the prior art, the present invention seeks to: provide a kind of hollow probe for measuring geology mud, compact structure of the present invention, easy and simple to handle, measuring accuracy is high.
In order to solve the technical matters in background technology, the invention provides a kind of hollow probe for measuring geology mud, comprise the interface portion being located at probe tip, the electrode section be located at the limiting section of outwardly a week of epimere in probe and be located at below limiting section, described interface portion is made up of side by side several metal contact pieces, described limiting section is provided with the first limited block coordinated with the second limited block inside mud tank tank mouth, the hollow cylinder inwall of described electrode section is provided with galvanic electrode for obtaining mud electric current and voltage and voltage electrode, described galvanic electrode is connected from different metal contact pieces respectively by wire with voltage electrode.
Particularly, the lower end of described probe is without bottom surface, and probe upper surface is also provided with opening except interface portion.
Particularly, described first limited block is be arranged at the limiting section upper horizontal plane arch block of a week, or, the second limited block coordinated with the first limited block is be arranged at the surface level arch block of a week inside mud tank tank mouth, be provided with the 3rd limited block of protrusion below described second limited block, described first limited block is fixed between the second limited block and the 3rd limited block through the second limited block.
Preferably, described galvanic electrode comprises the first galvanic electrode and second galvanic electrode of ring-type, voltage electrode comprises the first voltage electrode and second voltage electrode of ring-type, the first galvanic electrode, the first voltage electrode, the second voltage electrode and the second galvanic electrode is provided with successively from the upper end of electrode section to lower end, a certain distance is provided with between described first voltage electrode and the second voltage electrode, the width of any two electrodes is identical, and any one electrode is close to described inner probe wall and is rounded.
Preferably, the spacing range between described first voltage electrode and the second voltage electrode is 3-4 times of the cross section circular diameter of electrode section.
Alternatively, described electrode section is provided with temperature sensor between the first voltage electrode and the second voltage electrode, on the outer wall that probe is located at by described temperature sensor or inwall, the two ends of described temperature sensor are connected with two conductive contact blades by wire.
Particularly, the cross section circular diameter of described electrode section is no more than 2/3rds of mud tank internal diameter and is not less than 1/3rd of mud tank internal diameter, and described limiting section is less than the degree of depth of mud tank with the spacing of probe lower end.
Preferably, the pros and cons of described interface portion is equipped with and is no less than 6 conductive contact blades.
Preferably, the inside diameter ranges of described mud tank is 15-30mm.
The principle of the hollow probe for measuring geology mud of the present invention 1. feeds certain electric current to mud, makes diverse location in mud produce potential difference (PD), can calculate the resistance of mud accordingly, according to formula
measure the effective cross section sum length of mud resistance, can mud resistivity be obtained; 2. the electrode in outside is that mud is powered, two electrode measurement electric potential differences of inner side, and the reasonable layout of electrode ensure that the accuracy of measurement; 3. adopt conductive contact blade to substitute wiring chieftain, simplify the operation step; 4. temperature sensor be arranged so that while test resistance rate, the measurement of mud temperature can be carried out in real time; 5. be provided with in the hollow probe measuring geology mud for the stop means fixing with mud tank, making probe insert mud tank time mud tank carries out measuring can operate by taken away from desktop, improves the convenience measured; 6. probe and mud tank can be used as single use, solve a difficult problem for cleaning; 7. adopt the inner probe wall of hollow cylindrical to be provided with surrounding electric poles, make to be uniformly distributed in the mud of the electric field between electrode simultaneously outside post inner prop.
Adopt technique scheme, the present invention has following beneficial effect: 1. adopt conductive contact blade to substitute wiring chieftain, without the need to wiring, easy and simple to handle being not easy is made mistakes; 2. sonde configuration is light and handy, without the need to Alternating Current Power Supply, is easy to carry; 3. probe is provided with temperature sensor, measuring tempeature while measurement mud resistivity, conveniently carries out the resistivity conversion under different temperatures; 4. probe is provided with for the stop means fixing with mud tank, and mud tank can follow probe taken away from desktop, measures easy and simple to handle; 5. the measurement mechanism manufacture craft of probe and mud tank is simple, cost-saving; 6. probe and mud tank can single use, avoid because Reusability causes electrode polarization and affect measuring accuracy.In sum, the hollow probe light structure for measuring geology mud of the present invention, easy and simple to handle, measuring accuracy is high.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the inner structure schematic diagram of the hollow probe for measuring geology mud that the embodiment of the present invention provides;
Fig. 2 be the embodiment of the present invention provide with the hollow probe for measuring geology mud with the use of the structural representation of mud tank;
Fig. 3 be the embodiment of the present invention provide for measuring the hollow probe of geology mud and the mud tank schematic diagram with the use of state.
In figure, Reference numeral corresponds to: 1-electrode section, 11-first galvanic electrode, 12-first voltage electrode, 13-second voltage electrode, 14-second galvanic electrode, 3-interface portion, 31-conductive contact blade, 4-limiting section, 41-first limited block, 5-mud tank, 51-second limited block, 6-temperature sensor.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of protection of the invention.
The structural representation of the hollow probe for measuring geology mud that embodiment 1: Fig. 1 provides for the embodiment of the present invention, can be clear that in figure that the hollow probe for measuring geology mud comprises the interface portion 3 being located at probe tip, the electrode section 1 be located at the limiting section of outwardly a week of epimere in probe 4 and be located at below limiting section 4, described interface portion 3 is made up of side by side several metal contact pieces 31, described limiting section 4 is provided with the first limited block 41 coordinated with the second limited block 51 inside mud tank 5 tank mouth, the hollow cylinder inwall of described electrode section 1 is provided with galvanic electrode for obtaining mud electric current and voltage and voltage electrode, described galvanic electrode is connected from different metal contact pieces 31 respectively by wire with voltage electrode.
Particularly, the lower end of described probe is without bottom surface, and probe upper surface is also provided with opening except interface portion 3, and when probe is inserted in mud to be measured, mud can enter hollow cylinder inside and the electrode contact of probe.
Particularly, described first limited block 41 is for being arranged at the limiting section 4 upper horizontal plane arch block of a week, the second limited block 51 coordinated with the first limited block 41 is for being arranged at several arch blocks of same level inside mud tank 5 tank mouth, when stretching into when popping one's head in the mud to be measured in mud tank, described first limited block 41 can make mud tank follow probe taken away from desktop through the second limited block 51, the 3rd limited block of protrusion is provided with below described second limited block 51, described first limited block 41 is fixed between the second limited block 51 and the 3rd limited block through the second limited block 51, probe can be made fixedly to be inserted in mud tank.
Preferably, described galvanic electrode comprises the first galvanic electrode 11 and the second galvanic electrode 14 of ring-type, voltage electrode comprises the first voltage electrode 12 and the second voltage electrode 13 of ring-type, the first galvanic electrode 11 is provided with successively from the upper end of electrode section 1 to lower end, first voltage electrode 12, second voltage electrode 13 and the second galvanic electrode 14, four electrodes are parallel to each other, a certain distance is provided with between described first voltage electrode 12 and the second voltage electrode 13, the electric field of two electrodes can not be influenced each other, the width of any two electrodes is identical, any one electrode is close to described inner probe wall and is rounded, electromotive force in the mud of energising is uniformly distributed, be located at inwall more makes the electric field between electrode can be evenly distributed in probe hollow cylinder and in the mud of probe periphery for one week simultaneously.
In the present embodiment, the internal diameter of mud tank 5 is preferably 20mm, the circle diameter that any one electrode is coiled into is preferably 13mm, spacing between described first voltage electrode 12 and the second voltage electrode 13 is preferably 40mm, spacing between described first galvanic electrode 11 and the first voltage electrode 12 is preferably 10mm, spacing between described second voltage electrode 13 and the second galvanic electrode 14 is preferably 10mm, and described limiting section 4 is less than the degree of depth of mud tank 5 with the spacing of probe lower end.
Alternatively, described electrode section 1 is provided with temperature sensor 6 between first voltage electrode 12 and the second voltage electrode 13, described temperature sensor 6 is located on the inwall of probe, the two ends of described temperature sensor 6 are connected with two conductive contact blades 31 by wire, when inserting in mud to be measured when popping one's head in, temperature sensor 6 to be positioned in the middle part of mud and fully to contact with mud.The pros and cons of described interface portion 3 is equipped with and is no less than 6 conductive contact blades 31, wherein have four conductive contact blades 31 respectively with an Electrode connection, two other conductive contact blade 31 is connected with temperature sensor 6.
The structural representation of the hollow probe for measuring geology mud that embodiment 2: Fig. 1 provides for the embodiment of the present invention, can be clear that in figure that the hollow probe for measuring geology mud comprises the interface portion 3 being located at probe tip, the electrode section 1 be located at the limiting section of outwardly a week of epimere in probe 4 and be located at below limiting section 4, described interface portion 3 is made up of side by side several metal contact pieces 31, described limiting section 4 is provided with the first limited block 41 coordinated with the second limited block 51 inside mud tank 5 tank mouth, the hollow cylinder inwall of described electrode section 1 is provided with galvanic electrode for obtaining mud electric current and voltage and voltage electrode, described galvanic electrode is connected from different metal contact pieces 31 respectively by wire with voltage electrode.
Particularly, the lower end of described probe is without bottom surface, and probe upper surface is also provided with opening except interface portion 3, and when probe is inserted in mud to be measured, mud can enter hollow cylinder inside and the electrode contact of probe.
Particularly, described first limited block 41 is for being arranged at several arch blocks of same level on limiting section 4, the second limited block 51 coordinated with the first limited block 41 is for being arranged at the surface level arch block of a week inside mud tank 5 tank mouth, when stretching into when popping one's head in the mud to be measured in mud tank, described first limited block 41 can make mud tank follow probe taken away from desktop through the second limited block 51, the 3rd limited block of protrusion is provided with below described second limited block 51, described first limited block 41 is fixed between the second limited block 51 and the 3rd limited block through the second limited block 51, probe can be made fixedly to be inserted in mud tank.
Preferably, described galvanic electrode comprises the first galvanic electrode 11 and the second galvanic electrode 14 of ring-type, voltage electrode comprises the first voltage electrode 12 and the second voltage electrode 13 of ring-type, the first galvanic electrode 11 is provided with successively from the upper end of electrode section 1 to lower end, first voltage electrode 12, second voltage electrode 13 and the second galvanic electrode 14, four electrodes are parallel to each other, a certain distance is provided with between described first voltage electrode 12 and the second voltage electrode 13, the electric field of two electrodes can not be influenced each other, the width of any two electrodes is identical, any one electrode is close to described inner probe wall and is rounded, electromotive force in the mud of energising is uniformly distributed, be located at inwall more makes the electric field between electrode can be evenly distributed in probe hollow cylinder and in the mud of probe periphery for one week simultaneously.
In the present embodiment, the internal diameter of mud tank 5 is preferably 35mm, the circle diameter that any one electrode is coiled into is preferably 25mm, spacing between described first voltage electrode 12 and the second voltage electrode 13 is preferably 50mm, spacing between described first galvanic electrode 11 and the first voltage electrode 12 is preferably 12mm, spacing between described second voltage electrode 13 and the second galvanic electrode 14 is preferably 12mm, and described limiting section 4 is less than the degree of depth of mud tank 5 with the spacing of probe lower end.
Alternatively, described electrode section 1 is provided with temperature sensor 6 between first voltage electrode 12 and the second voltage electrode 13, described temperature sensor 6 is located on the inwall of probe, the two ends of described temperature sensor 6 are connected with two conductive contact blades 31 by wire, when inserting in mud to be measured when popping one's head in, temperature sensor 6 to be positioned in the middle part of mud and fully to contact with mud.The pros and cons of described interface portion 3 is equipped with and is no less than 6 conductive contact blades 31, wherein have four conductive contact blades 31 respectively with an Electrode connection, two other conductive contact blade 31 is connected with temperature sensor 6.
The structural representation of the hollow probe for measuring geology mud that embodiment 3: Fig. 1 provides for the embodiment of the present invention, can be clear that in figure that the hollow probe for measuring geology mud comprises the interface portion 3 being located at probe tip, the electrode section 1 be located at the limiting section of outwardly a week of epimere in probe 4 and be located at below limiting section 4, described interface portion 3 is made up of side by side several metal contact pieces 31, described limiting section 4 is provided with the first limited block 41 coordinated with the second limited block 51 inside mud tank 5 tank mouth, the hollow cylinder inwall of described electrode section 1 is provided with galvanic electrode for obtaining mud electric current and voltage and voltage electrode, described galvanic electrode is connected from different metal contact pieces 31 respectively by wire with voltage electrode.
Particularly, the lower end of described probe is without bottom surface, and probe upper surface is also provided with opening except interface portion 3, and when probe is inserted in mud to be measured, mud can enter hollow cylinder inside and the electrode contact of probe.
Particularly, described first limited block 41 is for being arranged at the limiting section 4 upper horizontal plane arch block of a week, the second limited block 51 coordinated with the first limited block 41 is for being arranged at several arch blocks of the same level inside mud tank 5 tank mouth, when stretching into when popping one's head in the mud to be measured in mud tank, described first limited block 41 can make mud tank follow probe taken away from desktop through the second limited block 51, the 3rd limited block of protrusion is provided with below described second limited block 51, described first limited block 41 is fixed between the second limited block 51 and the 3rd limited block through the second limited block 51, probe can be made fixedly to be inserted in mud tank.
Preferably, described galvanic electrode comprises the first galvanic electrode 11 and the second galvanic electrode 14 of ring-type, voltage electrode comprises the first voltage electrode 12 and the second voltage electrode 13 of ring-type, the first galvanic electrode 11 is provided with successively from the upper end of electrode section 1 to lower end, first voltage electrode 12, second voltage electrode 13 and the second galvanic electrode 14, four electrodes are parallel to each other, a certain distance is provided with between described first voltage electrode 12 and the second voltage electrode 13, the electric field of two electrodes can not be influenced each other, the width of any two electrodes is identical, any one electrode is close to described inner probe wall and is rounded, electromotive force in the mud of energising is uniformly distributed, be located at inwall more makes the electric field between electrode can be evenly distributed in probe hollow cylinder and in the mud of probe periphery for one week simultaneously.
In the present embodiment, the internal diameter of mud tank 5 is preferably 15mm, the circle diameter that any one electrode is coiled into is preferably 10mm, spacing between described first voltage electrode 12 and the second voltage electrode 13 is preferably 35mm, spacing between described first galvanic electrode 11 and the first voltage electrode 12 is preferably 8mm, spacing between described second voltage electrode 13 and the second galvanic electrode 14 is preferably 8mm, and described limiting section 4 is less than the degree of depth of mud tank 5 with the spacing of probe lower end.
Alternatively, described electrode section 1 is provided with temperature sensor 6 between first voltage electrode 12 and the second voltage electrode 13, described temperature sensor 6 is located on the outer wall of probe, the two ends of described temperature sensor 6 are connected with two conductive contact blades 31 by wire, when inserting in mud to be measured when popping one's head in, temperature sensor 6 to be positioned in the middle part of mud and fully to contact with mud.The pros and cons of described interface portion 3 is equipped with and is no less than 6 conductive contact blades 31, wherein have four conductive contact blades 31 respectively with an Electrode connection, two other conductive contact blade 31 is connected with temperature sensor 6.
Hollow probe light structure for measuring geology mud of the present invention is easy to carry, can with the handset with golden finger fixture with the use of, measure mud resistivity precision high, coordinate mud tank to use can measure mud resistivity and real time temperature simultaneously, operation capable of being taken away from desktop, simple and convenient, measurement mechanism manufacture craft is simply cost-saving.
Above disclosedly be only several preferred embodiment of the present invention, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.
Claims (9)
1. one kind for measuring the hollow probe of geology mud, it is characterized in that, comprise the interface portion (3) being located at probe tip, be located at the limiting section of outwardly a week of epimere in probe (4) and be located at the electrode section (1) below limiting section (4), described interface portion (3) has several metal contact pieces (31) to form side by side, described limiting section (4) is provided with the first limited block (41) coordinated with the second limited block (51) inside mud tank (5) tank mouth, the hollow cylinder inwall of described electrode section (1) is provided with galvanic electrode for obtaining mud electric current and voltage and voltage electrode, described galvanic electrode is connected from different metal contact piece (31) respectively by wire with voltage electrode.
2. as claimed in claim 1 for measuring the hollow probe of geology mud, it is characterized in that, the lower end of described probe is without bottom surface, and probe upper surface is also provided with opening except interface portion (3).
3. as claimed in claim 1 for measuring the hollow probe of geology mud, it is characterized in that, described first limited block (41) is for being arranged at limiting section (4) the upper horizontal plane arch block of a week, or, the second limited block (51) coordinated with the first limited block (41) is for being arranged at the surface level arch block of a week inside mud tank (5) tank mouth, described second limited block (51) below is provided with the 3rd limited block of protrusion, described first limited block (41) is fixed between the second limited block (51) and the 3rd limited block through the second limited block (51).
4. as claimed in claim 1 for measuring the hollow probe of geology mud, it is characterized in that, described galvanic electrode comprises the first galvanic electrode (11) and second galvanic electrode (14) of ring-type, voltage electrode comprises the first voltage electrode (12) and second voltage electrode (13) of ring-type, the first galvanic electrode (11) is provided with successively to lower end from the upper end of electrode section (1), first voltage electrode (12), second voltage electrode (13) and the second galvanic electrode (14), a certain distance is provided with between described first voltage electrode (12) and the second voltage electrode (13), the width of any two electrodes is identical, any one electrode is close to described inner probe wall and is rounded.
5. as claimed in claim 4 for measuring the hollow probe of geology mud, it is characterized in that, the spacing range between described first voltage electrode (12) and the second voltage electrode (13) is 3-4 times of the cross section circular diameter of electrode section (1).
6. as claimed in claim 4 for measuring the hollow probe of geology mud, it is characterized in that, temperature sensor (6) is provided with between upper first voltage electrode (12) of described electrode section (1) and the second voltage electrode (13), on the outer wall that probe is located at by described temperature sensor (6) or inwall, the two ends of described temperature sensor (6) are connected with two conductive contact blades (31) by wire.
7. as claimed in claim 5 for measuring the hollow probe of geology mud, it is characterized in that, the cross section circular diameter of described electrode section (1) is no more than 2/3rds of mud tank (5) internal diameter and is not less than 1/3rd of mud tank (5) internal diameter, and described limiting section (4) is less than the degree of depth of mud tank (5) with the spacing of probe lower end.
8. as claimed in claim 6 for measuring the hollow probe of geology mud, it is characterized in that, the pros and cons of described interface portion (3) is equipped with and is no less than 6 conductive contact blades (31).
9. as the hollow probe for measuring geology mud in claim 1-7 as described in any one, it is characterized in that, the inside diameter ranges of described mud tank (5) is 15-30mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410625845.XA CN104502721B (en) | 2014-11-07 | 2014-11-07 | A kind of hollow probe for measuring geology mud |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410625845.XA CN104502721B (en) | 2014-11-07 | 2014-11-07 | A kind of hollow probe for measuring geology mud |
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| CN104502721A true CN104502721A (en) | 2015-04-08 |
| CN104502721B CN104502721B (en) | 2018-07-17 |
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| CN201410625845.XA Active CN104502721B (en) | 2014-11-07 | 2014-11-07 | A kind of hollow probe for measuring geology mud |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109270125A (en) * | 2018-09-11 | 2019-01-25 | 惠州亿纬锂能股份有限公司 | A kind of pulp of lithium ion battery detection method and device |
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| US5574371A (en) * | 1994-10-27 | 1996-11-12 | Schlumberger Technology Corporation | Method and apparatus for measuring mud resistivity in a wellbore including a probe having a bottom electrode for propagating a current from and to the bottom electrode in a direction approximately parallel to a longitudinal axis of the probe |
| GB2306667A (en) * | 1995-10-20 | 1997-05-07 | Schlumberger Ltd | Mud resistivity measurement in a borehole |
| CN102279316A (en) * | 2011-06-09 | 2011-12-14 | 青岛石大石仪科技有限责任公司 | Sensor for measuring resistivity of natural gas hydrate in porous medium |
| CN202305672U (en) * | 2011-10-26 | 2012-07-04 | 中国石油集团西部钻探工程有限公司 | Slurry resistivity measuring device |
| CN202903886U (en) * | 2012-07-18 | 2013-04-24 | 长江勘测规划设计研究有限责任公司 | Convenient and fast test probe for resistivity in well |
| CN204302392U (en) * | 2014-11-07 | 2015-04-29 | 贝兹维仪器(苏州)有限公司 | A kind of hollow probe for measuring geology mud |
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2014
- 2014-11-07 CN CN201410625845.XA patent/CN104502721B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5574371A (en) * | 1994-10-27 | 1996-11-12 | Schlumberger Technology Corporation | Method and apparatus for measuring mud resistivity in a wellbore including a probe having a bottom electrode for propagating a current from and to the bottom electrode in a direction approximately parallel to a longitudinal axis of the probe |
| GB2306667A (en) * | 1995-10-20 | 1997-05-07 | Schlumberger Ltd | Mud resistivity measurement in a borehole |
| CN102279316A (en) * | 2011-06-09 | 2011-12-14 | 青岛石大石仪科技有限责任公司 | Sensor for measuring resistivity of natural gas hydrate in porous medium |
| CN202305672U (en) * | 2011-10-26 | 2012-07-04 | 中国石油集团西部钻探工程有限公司 | Slurry resistivity measuring device |
| CN202903886U (en) * | 2012-07-18 | 2013-04-24 | 长江勘测规划设计研究有限责任公司 | Convenient and fast test probe for resistivity in well |
| CN204302392U (en) * | 2014-11-07 | 2015-04-29 | 贝兹维仪器(苏州)有限公司 | A kind of hollow probe for measuring geology mud |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109270125A (en) * | 2018-09-11 | 2019-01-25 | 惠州亿纬锂能股份有限公司 | A kind of pulp of lithium ion battery detection method and device |
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| CN104502721B (en) | 2018-07-17 |
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Effective date of registration: 20221221 Address after: Room 303, Building Economic Incubation Base Office Building, No. 52 Hexiang Road, Shangdong Community, Chuangxin Street, Xinglongtai District, Panjin City, Liaoning Province, 124010 Patentee after: Bestway Instrument (Panjin) Co.,Ltd. Address before: No. 5 West Plant, No. 158 Jinshajiang Road, High tech Zone, Suzhou City, Jiangsu Province, 215151 (in the Environmental Protection Industrial Park) Patentee before: BITSWAVE (SUZHOU) Co.,Ltd. |
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