CN206158699U - Visual centre gripping model of two -sided water bath high temperature microcosmic sculpture - Google Patents
Visual centre gripping model of two -sided water bath high temperature microcosmic sculpture Download PDFInfo
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- CN206158699U CN206158699U CN201621177719.3U CN201621177719U CN206158699U CN 206158699 U CN206158699 U CN 206158699U CN 201621177719 U CN201621177719 U CN 201621177719U CN 206158699 U CN206158699 U CN 206158699U
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- bath
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Abstract
The utility model discloses a visual centre gripping model of two -sided water bath high temperature microcosmic sculpture, including a visual centre gripping model of two -sided water bath high temperature microcosmic sculpture lower, the seat of honour, down sealing film, rock core glass piece, observe the glass piece, go up sealing film, bolt, lower cover, upper cover, lower is alignd with the seat of honour, lower middle part is equipped with square counter bore, and in lower square counter bore, from the bottom up superposes in proper order and places down sealing film, rock core glass piece, observes the glass piece, goes up sealing film, lower cover and upper cover are connected respectively to below lower and seat of honour top. The utility model discloses can provide two water bath chambeies, enable metal and rock core glass piece both sides while contact heating from top to bottom, it is even more and stable to be heated, and the site environment temperature of simulation is truer.
Description
Technical field
This utility model is related to a kind of two-sided water-bath high temperature microcosmic etching visualization clip-model, belongs to oil-gas field development skill
Art field.
Background technology
For the contact relation between study of rocks Fluid in Pore and the mechanism of outside fluid displacement oil reservoir Crude Oil,
Microcosmic oil drive physical simulation techniques become people study micro scale sweep mechanism important means, wherein microcosmic oil drive when need by
The visualization physical model of microcosmic natural core or simulation core is accessed in displacement flow process, it is necessary to clip-model, by microcosmic glass
Glass model is put into, and is observed.
For the design of high temperature micromodel, many people are studied.Horse is with sea et al. within wherein 2006《High temperature is high
Pressure glass microcosmic clip-model》, application number 200610165013.X；Appoint entropy et al. within 2013《A kind of variable-distance High Temperature High Pressure can
Depending on changing core model clamping device》, application number 201310280351.8；Zhang Min in 2014 et al.《Heavy crude heat extraction High Temperature High Pressure
Glass microcosmic clip-model》, application number 201410638642.4；Li Yi in 2015 is strong et al.《For the dynamic of displacement test
Visual inspection device》, application number 201510887505.9 etc..But these high temperature microcosmic clampers, or without heating module,
Its heating model is to adopt one-side contact, and the area of direct effect heating is little, causes heats poor, and inequality of being heated
Even, it is impossible to simulated formation temperature conditionss well, temperature is scattered and disappeared block, and certain impact is caused on the accuracy tested.
Utility model content
For the problems referred to above, this utility model provides a kind of two-sided water-bath high temperature microcosmic etching visualization clip-model, adopts
With Double-side Heating, while runner is simulated, more really temperature simulation emulation can be carried out to the environment of oil reservoir flowing.
The technical solution of the utility model is as follows：
A kind of two-sided water-bath high temperature microcosmic etching visualization clip-model, including lower seat, the seat of honour, lower sealed film, rock core
Sheet glass, sight glass piece, upper sealed film, bolt, lower cover, upper lid；The lower seat and the seat of honour are alignd, and the lower seat middle part sets
Have square counterbore, in the square counterbore of lower seat, be sequentially overlapped from top to bottom the lower sealed film of placement, rock core sheet glass,
Sight glass piece, upper sealed film；Lower seat lower section and seat of honour top connect respectively lower cover and upper lid.
Further, the lower seat is square structure, and middle part is provided with square counterbore, and square counterbore base is provided with one
Individual manhole；Lower seat corner is provided with 4 through holes and 4 non-through holes, and inside is equipped with screw thread, and 4 through holes are non-at 4
Through hole outside, as lower connecting hole A；Non-through hole is upper opening structure, used as upper connecting hole A；Lower seat two is symmetrical
Side be respectively equipped with fluid intake and fluid issuing, be through to square counterbore from side；The upper and lower side of two other side
Through hole is provided with, respectively as lower water-bath entrance and lower water-bath outlet, both are equipped with lower water-bath seal groove in top；
The seat of honour is formed around 4 upper connecting hole B, corresponding with the position of the upper connecting hole A of lower seat；Seat of honour downside is provided with
One size and lower seat square counterbore identical square protrusions；Square protrusions center is provided with the circle through the seat of honour and leads to
Hole, size is identical with lower seat manhole；Seat of honour upside is provided with water-bath chamber on a circle, and upper water-bath chamber outside is provided with water-bath on a circle
Seal groove；The symmetrical side in two, the seat of honour is respectively equipped with main water-bath entrance and main water-bath outlet, and from side water-bath chamber is through to, main
Water-bath entrance stage casing is provided with the main water-bath entrance lower branch line on the downside of the UNICOM seat of honour, and main water-bath outlet stage casing is provided with UNICOM seat of honour downside
Main water-bath outlet lower branch line, main water-bath entrance lower branch line and main water-bath outlet lower branch line position respectively with the lower water-bath of lower seat
Entrance is corresponding with lower water-bath outlet；
The lower cover is formed around 4 lower connecting hole B, corresponding with the position of the lower connecting hole A of lower seat；Lower cover middle part is provided with
Manhole, it is equivalently-sized with lower seat manhole；Through hole outside is provided with water-bath chamber under a circle, in lower water-bath chamber inner side and outer side
It is respectively equipped with lower water-bath interior sealing groove and lower water-bath external seal groove；
The upper lid is formed around 4 upper connecting hole C, corresponding with the position of the upper connecting hole B at the seat of honour；Upper lid middle part is provided with
Manhole, it is equivalently-sized with seat of honour manhole；Through hole lower end outside is provided with cover seal groove on a circle；
The square protrusions at the seat of honour are installed in the square counterbore of lower seat, and upper lid, the seat of honour, lower seat are passed through by bolt
Put on connecting hole A, upper connecting hole B, upper connecting hole C to be connected；Lower seat and lower cover are by connecting hole A and lower company under bolt-through
Meet hole B to be connected；
The square counterbore depth of the lower seat more than the seat of honour square protrusions height, middle part formed cavity from it is lower to
On lower sealed film, rock core sheet glass, sight glass piece, upper sealed film are installed successively；Fluid intake and fluid issuing are just right
Between rock core sheet glass and sight glass piece.
Further, the lower water-bath seal groove, upper water-bath seal groove, lower water-bath interior sealing groove, lower water-bath external seal groove,
Upper cover seal groove is all configured with corresponding O-ring, close between water-bath chamber and lower water-bath chamber and extraneous and manhole in realization
Envelope.
Further, the rock core sheet glass upper surface is carved with microchannel, and middle part is provided with core wafer lay down location, rock core
The thickness of thin slice can allow microscope to be observed, and rock core sheet glass upper surface is fitted with sight glass piece lower surface.
Further, the rock core sheet glass and sight glass piece width are slightly less than lower seat counterbore.
Further, the fluid intake, fluid issuing, main water-bath entrance, main water-bath outlet is equipped with snap joint,
Can allow the pipeline with fast interface rapidly with snap joint connection and sealing.
Further, the upper sealed film and lower sealed film center are equipped with manhole, with lower seat manhole
It is equivalently-sized.
This utility model has the advantages that：
1st, integrated observation and heating function in this utility model, rock core sheet glass really simulates the true of subsurface deposit
Seepage flow dynamic, upper water-bath chamber also can really simulate the various microcosmos experiments under high temperature with lower water-bath chamber；
2nd, by the improvement of structure, Experimental Area is allowed simultaneously by upper and lower two parts heating in water bath experiment to be made to be heated more
Uniform stable, the site environment temperature of simulation is truer；
3rd, the sealing that upper water-bath chamber and lower water-bath chamber are realized with multigroup sealing ring is bolted, sealing property is high, and
Simple structure, easy accessibility；
4th, when experimental temperature is less than wax precipitation point, be particularly in simulating lab test high viscosity heavy oil easily there is wax deposition so as to
Blocking circulation passage, and adopt the present invention two-sided mica sheet heating, can real-time adjustment experimental temperature ensure that it is true with stratum
Temperature is consistent, experiment condition is more matched with reservoir media.
Description of the drawings
Fig. 1 is assembling figure of the present utility model；
Fig. 2 is disassembly diagram of the present utility model；
Fig. 3 is internal structure schematic diagram of the present utility model；
Fig. 4 is lower holder structure schematic diagram；
Fig. 5 is lower holder structure schematic diagram sectional view；
Fig. 6 is structure of seat schematic diagram the latter half；
Fig. 7 is structure of seat schematic diagram top half；
Fig. 8 is structure of seat schematic diagram sectional view；
Fig. 9 is lower cover structure schematic diagram top half；
Figure 10 is superstructure schematic diagram the latter half；
Figure 11 is use state figure of the present utility model；
Figure 12 is the mid portion enlarged drawing of sight glass piece；
Figure 13 is core wafer microcosmic schematic diagram.
In figure, 1 time seat, 11 fluid intakes, 12 fluid issuings, connecting hole A on 13,14 times connecting hole A, 15 times water-baths enter
Mouthful, 16 times water-baths outlet, 17 times water-bath seal grooves, 2 seats of honour, 21 main water-bath entrances, 22 main water-bath outlets, under 23 main water-bath entrances
Arm, 24 main water-baths outlet lower branch lines, connecting hole B on 25, on 26 water-bath chamber, water-bath seal groove on 27,3 lower covers, 31 times connections
Hole B, 32 times water-bath chambers, 33 times water-bath interior sealing grooves, 34 times water-bath external seal grooves are covered, connecting hole C on 41, cover seal on 42 on 4
Groove, 5 times sealed films, 6 rock core sheet glass, 7 sight glass pieces, sealed film on 8,9 object stages, 10 light sources, 11 microscopes.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage are clearer, below in conjunction with the accompanying drawings and it is embodied as
This utility model is described in detail.
A kind of two-sided water-bath high temperature microcosmic etching visualization clip-model, including lower seat 1, the seat of honour 2, lower sealed film 5, rock
Heart sheet glass 6, sight glass piece 7, upper sealed film 8, bolt, lower cover 3, upper lid 4；The lower seat 1 and the seat of honour 2 are alignd, described
The middle part of lower seat 1 is provided with square counterbore, in the square counterbore of lower seat 1, the lower sealed film of placement is sequentially overlapped from top to bottom
5th, rock core sheet glass 6, sight glass piece 7, upper sealed film 8；The lower section of lower seat 1 and the top of the seat of honour 2 connect respectively lower cover 3 and upper lid
4。
As shown in Fig. 4～Fig. 5, the lower seat 1 is square structure, and middle part is provided with square counterbore, square counterbore bottom
Portion is provided with a manhole；1 four jiaos of lower seat is provided with 4 through holes and 4 non-through holes, and inside is equipped with screw thread, and 4 run through
Hole on the outside of 4 non-through holes, as lower connecting hole A14；Non-through hole is upper opening structure, used as upper connecting hole A13；Under
1 two symmetrical sides of seat are respectively equipped with fluid intake 11 and fluid issuing 12, and from side square counterbore is through to；In addition
The upper and lower side of two sides is provided with through hole, and respectively as lower water-bath entrance 15 and lower water-bath outlet 16, both are equipped with top
Lower water-bath seal groove 17；
As shown in Figure 6 to 8, the seat of honour 2 is formed around 4 upper connecting hole A25, with the upper connecting hole A13's of lower seat 1
Position correspondence；The downside of the seat of honour 2 is provided with a size with the square counterbore identical square protrusions of lower seat 1；In square protrusions
The heart is provided with the manhole through the seat of honour 2, and size is identical with the lower manhole of seat 1；The upside of the seat of honour 2 is provided with water-bath chamber on a circle
26, the outside of upper water-bath chamber 26 is provided with water-bath seal groove 27 on a circle；The symmetrical side in 2 two, the seat of honour is respectively equipped with main water-bath entrance
21 and main water-bath outlet 22, it is through to water-bath chamber from side, the main stage casing of water-bath entrance 21 is provided with the main water-bath of the downside of the UNICOM seat of honour 2
Entrance lower branch line 23, main water-bath exports the main water-bath outlet lower branch line 24 that 22 stage casings are provided with the downside of the UNICOM seat of honour 2, main water-bath entrance
The position of lower branch line 23 and main water-bath outlet lower branch line 24 exports 16 pairs with the lower water-bath entrance 15 of lower seat 1 and lower water-bath respectively
Should；
As shown in figure 9, the lower cover 3 is formed around 4 lower connecting hole B31, the position with the lower connecting hole A14 of lower seat 1
Correspondence；The middle part of lower cover 3 is provided with manhole, equivalently-sized with the lower manhole of seat 1；Through hole outside is provided with water-bath chamber under a circle
32, it is respectively equipped with lower water-bath interior sealing groove 33 and lower water-bath external seal groove 34 in the lower inner side and outer side of water-bath chamber 32；
As shown in Figure 10, the upper lid 4 is formed around 4 upper connecting hole A41, the position with the upper connecting hole A25 at the seat of honour 2
Correspondence；The middle part of upper lid 4 is provided with manhole, equivalently-sized with the manhole of the seat of honour 2；Through hole lower end outside is provided with lid 4 on a circle
Seal groove；
As shown in FIG. 1 to 3, the square protrusions at the seat of honour 2 are installed in the square counterbore of lower seat 1, upper lid 4,
The seat of honour 2, lower seat 1 are connected by connecting hole A13, upper connecting hole A25, upper connecting hole A41 on bolt-through；Lower seat 1 is with
Lid 3 is connected by connecting hole A14 under bolt-through and lower connecting hole B31；
As shown in figure 3, square protrusions height of the square counterbore depth of the lower seat 1 more than the seat of honour 2, middle part is formed
Cavity lower sealed film 5, rock core sheet glass 6, sight glass piece 7, upper sealed film 8 are installed successively from top to bottom；The rock
The upper surface of heart sheet glass 6 is carved with microchannel, and middle part is provided with core wafer lay down location, and the thickness of core wafer can allow microscope to enter
Row observation, the upper surface of rock core sheet glass 6 is fitted with the lower surface of sight glass piece 7；Fluid intake 11 and fluid issuing 12 are just to rock
Microchannel between heart sheet glass 6 and sight glass piece 7.
The lower water-bath seal groove 17, upper water-bath seal groove 27, lower water-bath interior sealing groove 33, lower water-bath external seal groove 34,
Upper cover seal groove 42 is all configured with corresponding O-ring, in realization water-bath chamber 26 and lower water-bath chamber 32 and extraneous and manhole it
Between sealing.
The fluid intake 11, fluid issuing 12, main water-bath entrance 21, main water-bath outlet 22 are equipped with snap joint,
Can allow the pipeline with fast interface rapidly with snap joint connection and sealing.
The upper sealed film 8 and the lower center of sealed film 5 are equipped with manhole, with the manhole size phase of lower seat 1
Together.
A kind of two-sided water-bath high temperature microcosmic etching visualization clip-model provided by the utility model, its concrete assembling,
Pressure testing and experimental procedure are as follows：
1) lower water-bath seal groove 17, upper water-bath seal groove 27, lower water-bath interior sealing groove 33, lower water-bath external seal groove are installed
34th, the respective O-ring of upper cover seal groove 42, cuts out lower sealed film 6, and its width puts it into slightly larger than square counterbore
In the square counterbore of already installed lower seat 1；Wiped clean sight glass piece 7 and rock core sheet glass 6, core wafer is put
In entering rock core sheet glass 6, then the groove surface of rock core sheet glass 6 is brought into close contact with sight glass piece 7, makes microchannel be located at two
Between block sheet glass, and emptying gas therein is driven, form combination slide；
2) direction by the combination slide of laminating according to rock core sheet glass 4 under is put into lower seat 1 and compresses, and makes microchannel
And the runner alignment between fluid intake 11, fluid issuing 12；
3) upper sealed film 8 is attached on the square protrusions at the seat of honour 2, square protrusions is pressed into into square counterbore
In, then upper lid 4 being positioned over the top of the seat of honour 2, connecting hole B25 and upper connecting hole C41 in alignment is put into and tightens bolt with even
Connect, steady conjunction tightly is should be noted in rundown process, it is to avoid crushing combination slide, while making halation regular shape and occuping combination glass
Piece center；
4) connect air compressor, clip-model is put in basin, open air compressor, main water-bath entrance 21, master
Whether water-bath outlet 22, fluid intake 11, the connection snap joint of fluid issuing 12, observing the snap joint of the port of export has continuously
Bubble is emerged, if not having, checks whether air-tightness is good；If there are continuous air bubbles to emerge, the snap joint of the port of export is blocked with handss,
Whether observation slide there is gas channeling phenomenon, if there is has channeling, clip-model needs to tighten again；The master of clip-model is observed respectively
Whether water-bath entrance 21, main water-bath outlet 22, fluid intake 11, fluid issuing 12 unobstructed, if blocking, with pin or other
Instrument is tightened again after being dredged；
5) clip-model is taken out, is dried immediately, turn off compressor switch, it is to avoid suck-back；
6) main water-bath entrance 21, main water-bath outlet 22 are connected with water-bath pipeloop, fluid intake 11, fluid issuing 12
It is connected with fluid line, clip-model laminating is placed on transparent object stage 9, opens pump, light source 10 and adjust microscope 11
To suitable observation place, tested；A part of hot water that now main water-bath entrance 21 is entered enters upper water-bath chamber 26, and flows to
Main water-bath outlet 22；Another part hot water flows into lower water-bath entrance 15 by main water-bath entrance lower branch line 23, and then flows into lower water
Bath chamber 32, then main water-bath outlet lower branch line 24 is entered by lower water-bath outlet 16, and then be flowed in lower water-bath outlet 16, complete
Water-bath is circulated；
7) after the completion of testing, clip-model is dismantled, opens slide and combine and cleaned.
The above is only preferred implementation of the present utility model, it is noted that this utility model is not limited to
Mode is stated, on the premise of without departing from this utility model principle, moreover it is possible to further improve, it is new that these improvement also should be regarded as this practicality
The protection domain of type.
Claims (6)
1. a kind of two-sided water-bath high temperature microcosmic etching visualizes clip-model, it is characterised in that including lower seat, the seat of honour, lower sealing
Film, rock core sheet glass, sight glass piece, upper sealed film, bolt, lower cover, upper lid；The lower seat and the seat of honour are alignd, described
Lower seat middle part is provided with square counterbore, in the square counterbore of lower seat, placement lower sealed film, rock is sequentially overlapped from top to bottom
Heart sheet glass, sight glass piece, upper sealed film；Lower seat lower section and seat of honour top connect respectively lower cover and upper lid.
2. a kind of two-sided water-bath high temperature microcosmic etching according to claim 1 visualizes clip-model, it is characterised in that institute
It is square structure to state lower seat, and middle part is provided with square counterbore, and square counterbore base is provided with a manhole；Lower seat corner
Be provided with 4 through holes and 4 non-through holes, inside is equipped with screw thread, 4 through holes on the outside of 4 non-through holes, as lower company
Meet hole A；Non-through hole is upper opening structure, used as upper connecting hole A；Two symmetrical sides of lower seat are respectively equipped with fluid and enter
Mouth and fluid issuing, from side square counterbore is through to；The upper and lower side of two other side is provided with through hole, respectively as under
Water-bath entrance and lower water-bath are exported, and both are equipped with lower water-bath seal groove in top；
The seat of honour is formed around 4 upper connecting hole B, corresponding with the position of the upper connecting hole A of lower seat；Seat of honour downside is provided with one
Size and lower seat square counterbore identical square protrusions；Square protrusions center is provided with the manhole through the seat of honour, chi
It is very little identical with lower seat manhole；Seat of honour upside is provided with water-bath chamber on a circle, and upper water-bath chamber outside is provided with water-bath sealing on a circle
Groove；The symmetrical side in two, the seat of honour is respectively equipped with main water-bath entrance and main water-bath outlet, and from side water-bath chamber, main water-bath are through to
Entrance stage casing is provided with the main water-bath entrance lower branch line on the downside of the UNICOM seat of honour, and main water-bath outlet stage casing is provided with the master on the downside of the UNICOM seat of honour
Water-bath export lower branch line, main water-bath entrance lower branch line and main water-bath outlet lower branch line position respectively with the lower water-bath entrance of lower seat
It is corresponding with lower water-bath outlet；
The lower cover is formed around 4 lower connecting hole B, corresponding with the position of the lower connecting hole A of lower seat；Lower cover middle part is provided with circle
Through hole, it is equivalently-sized with lower seat manhole；Through hole outside is provided with water-bath chamber under a circle, in lower water-bath chamber inner side and outer side difference
It is provided with lower water-bath interior sealing groove and lower water-bath external seal groove；
The upper lid is formed around 4 upper connecting hole C, corresponding with the position of the upper connecting hole B at the seat of honour；Upper lid middle part is provided with circle
Through hole, it is equivalently-sized with seat of honour manhole；Through hole lower end outside is provided with cover seal groove on a circle；
The square protrusions at the seat of honour are installed in the square counterbore of lower seat, and upper lid, the seat of honour, lower seat are by bolt-through
Connecting hole A, upper connecting hole B, upper connecting hole C are connected；Lower seat and lower cover are by connecting hole A and lower connecting hole under bolt-through
B is connected；
The square counterbore depth of the lower seat more than the seat of honour square protrusions height, middle part formed cavity from top to bottom according to
Sealed film, rock core sheet glass, sight glass piece, upper sealed film under secondary installation；Fluid intake and fluid issuing are just to rock core
Between sheet glass and sight glass piece.
3. a kind of two-sided water-bath high temperature microcosmic etching according to claim 2 visualizes clip-model, it is characterised in that institute
State lower water-bath seal groove, upper water-bath seal groove, lower water-bath interior sealing groove, lower water-bath external seal groove, upper cover seal groove to be all configured with
Corresponding O-ring, the sealing in realization between water-bath chamber and lower water-bath chamber and extraneous and manhole.
4. a kind of two-sided water-bath high temperature microcosmic etching according to claim 1 visualizes clip-model, it is characterised in that institute
State rock core sheet glass upper surface and be carved with microchannel, middle part is provided with core wafer lay down location, and the thickness of core wafer can allow micro-
Mirror is observed, and rock core sheet glass upper surface is fitted with sight glass piece lower surface.
5. a kind of two-sided water-bath high temperature microcosmic etching according to claim 2 visualizes clip-model, it is characterised in that institute
State fluid intake, fluid issuing, main water-bath entrance, main water-bath outlet be equipped with snap joint, can allow with fast interface
Pipeline rapidly with snap joint connection and sealing.
6. a kind of two-sided water-bath high temperature microcosmic etching according to claim 2 visualizes clip-model, it is characterised in that institute
State sealed film and lower sealed film center is equipped with manhole, it is equivalently-sized with lower seat manhole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621177719.3U CN206158699U (en) | 2016-11-03 | 2016-11-03 | Visual centre gripping model of two -sided water bath high temperature microcosmic sculpture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621177719.3U CN206158699U (en) | 2016-11-03 | 2016-11-03 | Visual centre gripping model of two -sided water bath high temperature microcosmic sculpture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206158699U true CN206158699U (en) | 2017-05-10 |
Family
ID=58656506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621177719.3U Withdrawn - After Issue CN206158699U (en) | 2016-11-03 | 2016-11-03 | Visual centre gripping model of two -sided water bath high temperature microcosmic sculpture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206158699U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106351623A (en) * | 2016-11-03 | 2017-01-25 | 西南石油大学 | Double-faced water-bath high-temperature microscopic corrosion visualized clamping model and application method of double-faced water-bath high-temperature microscopic corrosion visualized clamping model |
-
2016
- 2016-11-03 CN CN201621177719.3U patent/CN206158699U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106351623A (en) * | 2016-11-03 | 2017-01-25 | 西南石油大学 | Double-faced water-bath high-temperature microscopic corrosion visualized clamping model and application method of double-faced water-bath high-temperature microscopic corrosion visualized clamping model |
| CN106351623B (en) * | 2016-11-03 | 2018-10-09 | 西南石油大学 | A kind of microcosmic etching visualization clip-model of two-sided water-bath high temperature and its application method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170510 Effective date of abandoning: 20181009 |