CN202948063U - Sealing type core resistivity measuring clamp - Google Patents
Sealing type core resistivity measuring clamp Download PDFInfo
- Publication number
- CN202948063U CN202948063U CN 201220591914 CN201220591914U CN202948063U CN 202948063 U CN202948063 U CN 202948063U CN 201220591914 CN201220591914 CN 201220591914 CN 201220591914 U CN201220591914 U CN 201220591914U CN 202948063 U CN202948063 U CN 202948063U
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- insulation rod
- installing sleeve
- snap ring
- rod
- electrode insulation
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Abstract
A sealing type core resistivity measuring clamp comprises an installation sleeve, a lifting power device, a lower electrode device and an upper electrode device, wherein the lifting power device is fixed to the lower end of the lower electrode device, the lower electrode device can advance and retreat with the lower end at which the lifting power device is fixed, the lifting power device is fixed to the lower end of the lower electrode device, and the lower electrode device moves vertically. The clamp is reasonable and compact in structure and convenient to use. The installation sleeve is respectively connected to an upper measuring electrode and a lower measuring electrode so as to form a sealing type installation cavity, the core resistivity measurement is achieved, the sealing type installation cavity can guarantee the temperature and the humidity of the core, measured data are accurate, the core is protected by a rubber sleeve, the core is prevented from damaging and deforming, an upper pressing cap and the installation device are connected in a thread mode to fix the upper measuring electrode, the structural configuration is reasonable, the disassembly is convenient and the clamp is practical.
Description
Technical field
The utility model relates to core resistivity measuring clamper technical field, is a kind of closed core resistivity measuring clamper.
Background technology
For a long time, in many rock cores semi-permeable plate method, centrifuge method, the resistivity measurement of saturation method rock core saturation degree, determine that the rock core of saturation degree need to be measured rock core resistivity in the resistivity measurement clamper; The core resistivity measuring clamper that uses at present is all to adopt the manual clamper of leakage secondary method, core temperature, humidity is not carried out the effectively measurement of protection, and this clamper personal error is large, and measuring accuracy is low.
Summary of the invention
The utility model provides a kind of closed core resistivity measuring clamper, has overcome the deficiency of above-mentioned prior art, and it can effectively solve when adopting the manual clamper of leakage secondary method that resistivity is measured, the problem that measuring accuracy is low, error is large.
The technical solution of the utility model realizes by following measures: a kind of closed core resistivity measuring clamper comprises installing sleeve, lifting power plant, lower electrode device and top electrode device; The top of lower electrode device is sleeved in installing sleeve, be fixed with lifting power plant in the lower end of lower electrode device and can make lower electrode device be fixed with lifting power plant with the lower end freely to enter, withdraw from, in the upper inner of installing sleeve, the top electrode device being installed; Be formed for the installation cavity of rock core measured resistivity between top electrode device, lower electrode device and installing sleeve.
The below is the further optimization and/or improvements to above-mentioned utility model technical scheme:
In above-mentioned installing sleeve, gum cover can be installed, being installed with in the upper end of installing sleeve can be with the fixing upper snap ring in gum cover upper end, and the top electrode device is clamped in installing sleeve by upper snap ring; Being installed with in the lower end of installing sleeve can be with the fixing lower snap ring in gum cover lower end, and lower snap ring is sleeved on lower electrode device; Snap ring outward flange and lower snap ring outward flange on the lower outside of the upper outside of upper snap ring and lower snap ring has respectively; Be installed with upper pressing cap in the upper end of installing sleeve and upper snap ring outward flange is held out against upper surface at installing sleeve; Be installed with lower pressing cap in the lower end of installing sleeve and lower snap ring outward flange is held out against lower surface at installing sleeve; Form the inflation blister cavities of sealing between upper snap ring, lower snap ring, gum cover and installing sleeve; The air-filled pore that communicates with inflation blister cavities inside is arranged at the middle part of installing sleeve; Form between top electrode device, lower electrode device and gum cover cavity is installed.
Above-mentioned lifting power plant can adopt the gas control lifting power plant; The gas control lifting power plant comprises lifting cylinder body and piston rod; Lifting cylinder body is arranged below installing sleeve, and being equipped with in lifting cylinder body can be along the axially movable piston rod of lifting cylinder body, and the upper end of piston rod and the lower end of lower electrode device are fixed together.
Above-mentioned lower electrode device can comprise bottom electrode insulation rod, lower potential electrode and lower downhole joint; Be set with the bottom electrode insulation rod in the bottom of installing sleeve, be installed with lower potential electrode in the upper end of bottom electrode insulation rod; In the bottom electrode insulation rod, cable-through hole is arranged, slotted line is installed in cable-through hole, the upper end of slotted line and bottom electrode insulation rod link together; The lower end of slotted line is installed with lower downhole joint and is positioned at outside the bottom electrode insulation rod; Lower end and the piston rod of bottom electrode insulation rod are fixed together; The top electrode device comprises top electrode insulation rod, upper potential electrode and upper downhole joint; Be set with the top electrode insulation rod in the top of installing sleeve, be installed with potential electrode in the lower end of top electrode insulation rod; The top electrode insulation rod is clamped on the inside upper part of installing sleeve by upper snap ring; Form between lower potential electrode and upper potential electrode cavity is installed; The external diameter of upper potential electrode is greater than the external diameter of top electrode insulation rod; In the top electrode insulation rod, cable-through hole is arranged, connecting line is installed in cable-through hole, the lower end of connecting line and top electrode insulation rod link together; The upper downhole joint of upper end fixed installation of connecting line also is positioned on the top electrode insulation rod.
The lower outside of above-mentioned upper snap ring can be taper type wide at the top and narrow at the bottom; The upper outside of lower snap ring is up-narrow and down-wide taper type.
Can be installed with O-ring seal between above-mentioned upper snap ring outward flange lower end and installing sleeve upper end; Be installed with O-ring seal between lower snap ring outward flange upper end and installing sleeve lower end.
Can there be external thread the upper end of above-mentioned top electrode insulation rod, be installed with positioning jamming cap on the top electrode insulation rod by screw thread, at the middle part of upper positioning jamming cap, through hole is arranged, and the upper downhole joint of connecting line fixed installation also passes through hole and is positioned at the positioning jamming cap upper end.
Between above-mentioned bottom electrode insulation rod and piston rod, the screw rod web joint can be installed, the screw rod web joint comprises plate body, upper connecting screw rod and lower connecting screw rod; Be installed with respectively connecting screw rod and lower connecting screw rod in the top and bottom of plate body, bottom electrode insulation rod and the piston rod corresponding with upper connecting screw rod and lower connecting screw rod have respectively threaded hole, and upper connecting screw rod and lower connecting screw rod are fixedly mounted in threaded hole by screw thread respectively.
The utility model reasonable and compact in structure, easy to use; Installing sleeve is connected with lower potential electrode with upper potential electrode respectively and forms enclosed installation cavity, realizes the resistivity measurement to rock core; Enclosed installation cavity body can guarantee the temperature and humidity of rock core, makes the data of measurement more accurate, and precision is high; By gum cover, rock core is protected again simultaneously, can be prevented that rock core from destroying and distortion; Upper pressing cap is threaded with installing sleeve and fixes upper potential electrode (lower potential electrode need not be fixed), and the structure configuration is reasonable, easy accessibility; Practical.
Description of drawings
Accompanying drawing 1 is looked the sectional structure schematic diagram for the master of the utility model most preferred embodiment.
Coding in accompanying drawing is respectively: 1 is installing sleeve, and 2 is lower snap ring, and 3 is lower pressing cap, 4 is upper snap ring, and 5 is upper pressing cap, and 6 for installing cavity, 7 is air-filled pore, and 8 is the top electrode insulation rod, and 9 is upper potential electrode, 10 is upper snap ring outward flange, 11 is upper downhole joint, and 12 is the bottom electrode insulation rod, and 13 is lower potential electrode, 14 is lower snap ring outward flange, 15 is lower downhole joint, and 16 is lifting cylinder body, and 17 is piston rod, 18 is O-ring seal, 19 is plate body, and 20 is upper connecting screw rod, and 21 is lower connecting screw rod, 22 is upper positioning jamming cap, and 23 is gum cover.
Embodiment
The utility model is not subjected to the restriction of following embodiment, can determine concrete embodiment according to the technical solution of the utility model and actual conditions.
In the utility model, for convenience of description, the description of the relative position relation of each parts is all that the Butut mode according to Figure of description 1 is described, as: the position relationship of upper and lower, left and right etc. is to determine according to the Butut direction of Figure of description 1.
Below in conjunction with embodiment and accompanying drawing, the utility model is further described:
As shown in Figure 1, this closed core resistivity measuring clamper comprises installing sleeve 1, lifting power plant, lower electrode device and top electrode device; The top of lower electrode device is sleeved in installing sleeve 1, be fixed with lifting power plant in the lower end of lower electrode device and can make lower electrode device be fixed with lifting power plant with the lower end freely to enter, withdraw from, in the upper inner of installing sleeve 1, the top electrode device being installed; Be formed for the installation cavity 6 of rock core measured resistivity between top electrode device, lower electrode device and installing sleeve 1.Closed installation cavity 6 by forming between installing sleeve 1 and top electrode device and lower electrode device makes rock core in the process of measured resistivity, can guarantee the temperature and humidity of rock core, makes the data of measurement more accurate, and precision is high; Provide power by lifting power plant to lower electrode device simultaneously, lower electrode device is moved up, realize that top electrode device, rock core and lower electrode device contact successively, thereby reach the purpose of measuring rock core resistivity; Whole process is convenient and reliable; Realize automatically measuring, increase work efficiency.
Can according to actual needs, above-mentioned closed core resistivity measuring clamper be made further optimization and/or improvements:
As shown in Figure 1, gum cover 23 is installed in installing sleeve 1, being installed with in the upper end of installing sleeve 1 can be with the fixing upper snap ring 4 in gum cover 23 upper ends, and the top electrode device is clamped in installing sleeve 1 by upper snap ring 4; Being installed with in the lower end of installing sleeve 1 can be with the fixing lower snap ring 2 in gum cover 23 lower ends, and lower snap ring 2 is sleeved on lower electrode device; Snap ring outward flange 10 and lower snap ring outward flange 14 on the lower outside of the upper outside of upper snap ring 4 and lower snap ring 2 has respectively; Be installed with upper pressing cap 5 in the upper end of installing sleeve 1 and upper snap ring outward flange 10 is held out against upper surface at installing sleeve 1; Be installed with lower pressing cap 3 in the lower end of installing sleeve 1 and lower snap ring outward flange 14 is held out against lower surface at installing sleeve 1; Form the inflation blister cavities of sealing between upper snap ring 4, lower snap ring 2, gum cover 23 and installing sleeve 1; The air-filled pore 7 that communicates with inflation blister cavities inside is arranged at the middle part of installing sleeve 1; Form between top electrode device, lower electrode device and gum cover 23 cavity 6 is installed.By the pressurization of the 7 pairs of gas cell interacvity air-fillings of air-filled pore, gum cover 23 is expanded and be wrapped in rock core and two electrodes outside, reach the effect that rock core is positioned; Thereby effectively prevent rock core in the situation that rigid extruding generation rock core breaks and is out of shape, guarantee the integrity degree of rock core.
As shown in Figure 1, lifting power plant adopts the gas control lifting power plant; The gas control lifting power plant comprises lifting cylinder body 16 and piston rod 17; Lifting cylinder body 16 is arranged below installing sleeve 1, and being equipped with in lifting cylinder body 16 can be along the axially movable piston rod 17 of lifting cylinder body 16, and the upper end of piston rod 17 and the lower end of lower electrode device are fixed together.In the interior suction of lifting cylinder body 16 and extraction, realize pumping of piston rod 17 by gas, for lower electrode device provides power; Lifting cylinder body 16 also can play the effect that applies coupling pressure, electrode, rock core fully is coupled reduces contact resistance.
As shown in Figure 1, lower electrode device comprises bottom electrode insulation rod 12, lower potential electrode 13 and lower downhole joint 15; Be set with bottom electrode insulation rod 12 in the bottom of installing sleeve 1, be installed with lower potential electrode 13 in the upper end of bottom electrode insulation rod 12;
In bottom electrode insulation rod 12, cable-through hole is arranged, slotted line is installed in cable-through hole, the upper end of slotted line and bottom electrode insulation rod 12 link together; The lower end of slotted line is installed with lower downhole joint 15 and is positioned at outside bottom electrode insulation rod 12; The lower end of bottom electrode insulation rod 12 and piston rod 17 are fixed together; The top electrode device comprises top electrode insulation rod 8, upper potential electrode 9 and upper downhole joint 11; Be set with top electrode insulation rod 8 in the top of installing sleeve 1, be installed with potential electrode 9 in the lower end of top electrode insulation rod 8; Top electrode insulation rod 8 is clamped on the inside upper part of installing sleeve 1 by upper snap ring 4; Form between lower potential electrode 13 and upper potential electrode 9 cavity 6 is installed; The external diameter of upper potential electrode 9 is greater than the external diameter of top electrode insulation rod 8; In top electrode insulation rod 8, cable-through hole is arranged, connecting line is installed in cable-through hole, the lower end of connecting line and top electrode insulation rod 8 link together; The upper downhole joint 11 of upper end fixed installation of connecting line also is positioned on top electrode insulation rod 8.Be connected by wire with resistivity measuring instrument respectively with upper downhole joint 11 by lower downhole joint 15, inner lower potential electrode 13, rock core and upper potential electrode 14 contact, and realize the measurement of rock core resistivity; In this process, be subject to the impact of external environment condition for the carried charge that prevents upper potential electrode 9 and lower potential electrode 13, adopt respectively the top electrode insulation rod 8 and the bottom electrode insulation rod 12 that are connected with lower potential electrode 13 with upper potential electrode 9 to realize installing with spacing in the outside of installing sleeve 1, improve measuring accuracy.
As shown in Figure 1, in the top and bottom of installing sleeve 1, external thread is arranged respectively, upper pressing cap 5 and lower pressing cap 3 are fixedly connected on installing sleeve 1 by screw thread respectively.Be convenient to upper pressing cap 5 and lower pressing cap 3 respectively and installation and removal between installing sleeve 1, shortened the time of placement and the taking-up of rock core, improve and measure efficient.
As shown in Figure 1, the lower outside of upper snap ring 4 is taper type wide at the top and narrow at the bottom; The upper outside of lower snap ring 2 is up-narrow and down-wide taper type.Can be convenient to like this installation of snap ring 4 and lower snap ring 2; Prevent from occuring when mounted gum cover 23 crimpings, cause poorly sealed situation.
As shown in Figure 1, be installed with O-ring seal 18 between upper snap ring outward flange 10 lower ends and installing sleeve 1 upper end; Be installed with O-ring seal 18 between lower snap ring outward flange 14 upper ends and installing sleeve 1 lower end.O-ring seal 18 can increase the sealing between surface of contact, installing sleeve 1 is played the effect of sealing.
As shown in Figure 1, there is external thread upper end at top electrode insulation rod 8, be installed with positioning jamming cap 22 on top electrode insulation rod 8 by screw thread, at the middle part of upper positioning jamming cap 22, through hole is arranged, the upper downhole joint 11 of connecting line fixed installation also passes through hole and is positioned at positioning jamming cap 22 upper ends.Top electrode insulation rod 8 is played radially spacing effect, prevent that top electrode insulation rod 8 from falling into the interior difficult taking-up of installing sleeve 1; When manually getting core, hand can be scratched on upper positioning jamming cap 22 simultaneously, be convenient to the application of force.
As shown in Figure 1, between bottom electrode insulation rod 12 and piston rod 17, the screw rod web joint is installed, the screw rod web joint comprises plate body 19, upper connecting screw rod 20 and lower connecting screw rod 21; Be installed with respectively connecting screw rod 20 and lower connecting screw rod 21 in the top and bottom of plate body 19, bottom electrode insulation rod 12 and the piston rod 17 corresponding with upper connecting screw rod 20 and lower connecting screw rod 21 have respectively threaded hole, and upper connecting screw rod 20 and lower connecting screw rod 21 are fixedly mounted in threaded hole by screw thread respectively.
Above technical characterictic has consisted of most preferred embodiment of the present utility model, and it has stronger adaptability and best implementation result, can increase and decrease according to actual needs non-essential technical characterictic, satisfies the demand of different situations.
The use procedure of the utility model most preferred embodiment: at first the utility model is installed with on support, be wired to respectively upper downhole joint 11 and lower downhole joint 15 on resistivity measuring instrument again, ready rock core is placed on lower potential electrode 13 again, controlling by the gas of lifting cylinder body 16 makes piston rod 17 go upward in gum cover 23 and 9 couplings of upper potential electrode, logical air-filled pore 7 adds confined pressure for rubber sleeve 23 and realizes sealing, and upper potential electrode 9, rock core, lower potential electrode 13 are in contact with one another to be measured afterwards to rock core resistivity; After measurement, the control by lifting cylinder body 16 makes that piston rod 17 is descending to put in place, and rock core withdraws from gum cover 23 with lower potential electrode 13, and removal of core gets final product.
Claims (10)
1. a closed core resistivity measuring clamper, is characterized in that comprising installing sleeve, lifting power plant, lower electrode device and top electrode device; The top of lower electrode device is sleeved in installing sleeve also, be fixed with lifting power plant in the lower end of lower electrode device and can make lower electrode device be fixed with lifting power plant with the lower end freely to enter, withdraw from, in the upper inner of installing sleeve, the top electrode device being installed; Be formed for the installation cavity of rock core measured resistivity between top electrode device, lower electrode device and installing sleeve.
2. closed core resistivity measuring clamper according to claim 1, it is characterized in that being equipped with in installing sleeve gum cover, being installed with in the upper end of installing sleeve can be with the fixing upper snap ring in gum cover upper end, and the top electrode device is clamped in installing sleeve by upper snap ring; Being installed with in the lower end of installing sleeve can be with the fixing lower snap ring in gum cover lower end, and lower snap ring is sleeved on lower electrode device; Snap ring outward flange and lower snap ring outward flange on the lower outside of the upper outside of upper snap ring and lower snap ring has respectively; Be installed with upper pressing cap in the upper end of installing sleeve and upper snap ring outward flange is held out against upper surface at installing sleeve; Be installed with lower pressing cap in the lower end of installing sleeve and lower snap ring outward flange is held out against lower surface at installing sleeve; Form the inflation blister cavities of sealing between upper snap ring, lower snap ring, gum cover and installing sleeve; The air-filled pore that communicates with inflation blister cavities inside is arranged at the middle part of installing sleeve; Form between top electrode device, lower electrode device and gum cover cavity is installed.
3. closed core resistivity measuring clamper according to claim 1 and 2, is characterized in that lifting power plant adopts the gas control lifting power plant; The gas control lifting power plant comprises lifting cylinder body and piston rod; Lifting cylinder body is arranged below installing sleeve, and being equipped with in lifting cylinder body can be along the axially movable piston rod of lifting cylinder body, and the upper end of piston rod and the lower end of lower electrode device are fixed together.
4. closed core resistivity measuring clamper according to claim 2, is characterized in that lower electrode device comprises bottom electrode insulation rod, lower potential electrode and lower downhole joint; Be set with the bottom electrode insulation rod in the bottom of installing sleeve, be installed with lower potential electrode in the upper end of bottom electrode insulation rod; The external diameter of lower potential electrode is greater than the external diameter of bottom electrode insulation rod; In the bottom electrode insulation rod, cable-through hole is arranged, slotted line is installed in cable-through hole, the upper end of slotted line and bottom electrode insulation rod link together; The lower end of slotted line is installed with lower downhole joint and is positioned at outside the bottom electrode insulation rod; Lower end and the piston rod of bottom electrode insulation rod are fixed together; The top electrode device comprises top electrode insulation rod, upper potential electrode and upper downhole joint; Be set with the top electrode insulation rod in the top of installing sleeve, be installed with potential electrode in the lower end of top electrode insulation rod; The top electrode insulation rod is clamped on the inside upper part of installing sleeve by upper snap ring; Form between lower potential electrode and upper potential electrode cavity is installed; The external diameter of upper potential electrode is greater than the external diameter of top electrode insulation rod; In the top electrode insulation rod, cable-through hole is arranged, connecting line is installed in cable-through hole, the lower end of connecting line and top electrode insulation rod link together; The upper downhole joint of upper end fixed installation of connecting line also is positioned on the top electrode insulation rod.
5. closed core resistivity measuring clamper according to claim 3, is characterized in that lower electrode device comprises bottom electrode insulation rod, lower potential electrode and lower downhole joint; Be set with the bottom electrode insulation rod in the bottom of installing sleeve, be installed with lower potential electrode in the upper end of bottom electrode insulation rod; Lower inside at installing sleeve is installed with lower snap ring and is sleeved on the bottom electrode insulation rod; The external diameter of lower potential electrode is greater than the external diameter of bottom electrode insulation rod; In the bottom electrode insulation rod, cable-through hole is arranged, slotted line is installed in cable-through hole, the upper end of slotted line and bottom electrode insulation rod link together; The lower end of slotted line is installed with lower downhole joint and is positioned at outside the bottom electrode insulation rod; Lower end and the piston rod of bottom electrode insulation rod are fixed together; The top electrode device comprises top electrode insulation rod, upper potential electrode and upper downhole joint; Be set with the top electrode insulation rod in the top of installing sleeve, be installed with potential electrode in the lower end of top electrode insulation rod; The top electrode insulation rod is clamped on the inside upper part of installing sleeve by upper snap ring; Form between lower potential electrode and upper potential electrode cavity is installed; The external diameter of upper potential electrode is greater than the external diameter of top electrode insulation rod; In the top electrode insulation rod, cable-through hole is arranged, connecting line is installed in cable-through hole, the lower end of connecting line and top electrode insulation rod link together; The upper downhole joint of upper end fixed installation of connecting line also is positioned on the top electrode insulation rod.
6. closed core resistivity measuring clamper according to claim 4, is characterized in that the lower outside of snap ring is taper type wide at the top and narrow at the bottom; The upper outside of lower snap ring is up-narrow and down-wide taper type.
7. closed core resistivity measuring clamper according to claim 5, is characterized in that the lower outside of snap ring is taper type wide at the top and narrow at the bottom; The upper outside of lower snap ring is up-narrow and down-wide taper type.
8. closed core resistivity measuring clamper according to claim 7 is characterized in that being installed with O-ring seal between snap ring outward flange lower end and installing sleeve upper end; Be installed with O-ring seal between lower snap ring outward flange upper end and installing sleeve lower end.
9. closed core resistivity measuring clamper according to claim 8, there is external thread the upper end that it is characterized in that the top electrode insulation rod, be installed with positioning jamming cap on the top electrode insulation rod by screw thread, there is through hole at middle part at upper positioning jamming cap, and the upper downhole joint of connecting line fixed installation also passes through hole and is positioned at the positioning jamming cap upper end.
10. closed core resistivity measuring clamper according to claim 9, is characterized in that being equipped with between bottom electrode insulation rod and piston rod the screw rod web joint, and the screw rod web joint comprises plate body, upper connecting screw rod and lower connecting screw rod; Be installed with respectively connecting screw rod and lower connecting screw rod in the top and bottom of plate body, bottom electrode insulation rod and the piston rod corresponding with upper connecting screw rod and lower connecting screw rod have respectively threaded hole, and upper connecting screw rod and lower connecting screw rod are fixedly mounted in threaded hole by screw thread respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220591914 CN202948063U (en) | 2012-11-12 | 2012-11-12 | Sealing type core resistivity measuring clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220591914 CN202948063U (en) | 2012-11-12 | 2012-11-12 | Sealing type core resistivity measuring clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202948063U true CN202948063U (en) | 2013-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220591914 Expired - Fee Related CN202948063U (en) | 2012-11-12 | 2012-11-12 | Sealing type core resistivity measuring clamp |
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| CN (1) | CN202948063U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103293192A (en) * | 2013-05-31 | 2013-09-11 | 中国石油集团西部钻探工程有限公司 | Displacement electrode |
| CN103293381A (en) * | 2013-05-31 | 2013-09-11 | 中国石油集团西部钻探工程有限公司 | Core saturation and resistivity measuring device by the aid of fluid displacing method |
| CN103293382A (en) * | 2013-05-31 | 2013-09-11 | 中国石油集团西部钻探工程有限公司 | Fluid displacing and draining electrode |
| CN106199206A (en) * | 2016-07-08 | 2016-12-07 | 中国石油大学(北京) | The measurement apparatus of core vertically and horizontally dielectric parameter and measuring method thereof |
| CN109283202A (en) * | 2017-07-21 | 2019-01-29 | 中国石油化工股份有限公司 | It is a kind of for scanning the sample holder of subtle core |
| CN110595905A (en) * | 2019-10-21 | 2019-12-20 | 安徽理工大学 | Portable rock core multi-parameter comprehensive testing device and testing method |
| CN115877044A (en) * | 2022-11-30 | 2023-03-31 | 南通市飞宇石油科技开发有限公司 | Resistivity rock core holder |
-
2012
- 2012-11-12 CN CN 201220591914 patent/CN202948063U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103293192A (en) * | 2013-05-31 | 2013-09-11 | 中国石油集团西部钻探工程有限公司 | Displacement electrode |
| CN103293381A (en) * | 2013-05-31 | 2013-09-11 | 中国石油集团西部钻探工程有限公司 | Core saturation and resistivity measuring device by the aid of fluid displacing method |
| CN103293382A (en) * | 2013-05-31 | 2013-09-11 | 中国石油集团西部钻探工程有限公司 | Fluid displacing and draining electrode |
| CN103293382B (en) * | 2013-05-31 | 2015-08-19 | 中国石油集团西部钻探工程有限公司 | Drive liquid fluid electrode |
| CN103293381B (en) * | 2013-05-31 | 2015-09-23 | 中国石油集团西部钻探工程有限公司 | Drive liquid method and survey rock core saturation degree resistivity test device |
| CN103293192B (en) * | 2013-05-31 | 2016-01-13 | 中国石油集团西部钻探工程有限公司 | Displacement electrode |
| CN106199206A (en) * | 2016-07-08 | 2016-12-07 | 中国石油大学(北京) | The measurement apparatus of core vertically and horizontally dielectric parameter and measuring method thereof |
| CN109283202A (en) * | 2017-07-21 | 2019-01-29 | 中国石油化工股份有限公司 | It is a kind of for scanning the sample holder of subtle core |
| CN110595905A (en) * | 2019-10-21 | 2019-12-20 | 安徽理工大学 | Portable rock core multi-parameter comprehensive testing device and testing method |
| WO2021077397A1 (en) * | 2019-10-21 | 2021-04-29 | 安徽理工大学 | Portable rock core multi-parameter comprehensive testing apparatus and testing method |
| CN115877044A (en) * | 2022-11-30 | 2023-03-31 | 南通市飞宇石油科技开发有限公司 | Resistivity rock core holder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130522 Termination date: 20181112 |