CN204899885U - Sand control simulation experiment jar - Google Patents
Sand control simulation experiment jar Download PDFInfo
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- CN204899885U CN204899885U CN201520561513.XU CN201520561513U CN204899885U CN 204899885 U CN204899885 U CN 204899885U CN 201520561513 U CN201520561513 U CN 201520561513U CN 204899885 U CN204899885 U CN 204899885U
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Abstract
The utility model relates to a sand control simulation experiment jar relates to sand control simulation field, and main aim at improves sand control simulation experiment jar's experiment precision. The main technical scheme who adopts does: sand control simulation experiment jar is including a jar body, sealing connection seat and filtration piece, the jar body is held including first end and second, and first end and second end are out -of -the -way mutually, first end is equipped with fills out sand groove, and the second end is equipped with the inlet port that sand groove was filled out to the intercommunication, third end and fourth end are drawn together to the sealing connection stationary ladle, the third end and the fourth end is carried on the back mutually, the fourth end is equipped with oil outlet groove, it link up to be equipped with at least one on oil outlet groove's the bottom surface the discharge orifice excessively of third end, third end with first end is connected, oil outlet groove via cross the discharge orifice intercommunication fill out inside the sand groove, it arranges in to filter the piece spend deviating from of discharge orifice oil outlet groove's is one distolateral, and the closing cap cross the opening of discharge orifice, wherein, the inner edge profile of filling out sand groove with oil outlet groove's inner edge profile big or small shape between them is the same.
Description
Technical field
The utility model relates to sand control analogue technique field, particularly relates to a kind of sand control simulated experiment tank.
Background technology
Sand control completion, is widely used in shaking out in oil gas well completion.Generally, shake out and can reduce the productivity ratio of Oil/gas Well, cause the excessive M R of equipment, the cost of workover treatment is more and more higher.Shake out in a large number and also can cause well and underground equipment premature failure.So correct sand control technique is subject to the great attention of Oil/gas Well industry, in order to sand control method and sand control equipment sand control ability in the earth formation effectively can be assessed, need to carry out sunykatuib analysis by sand control simulated experiment to the sand controlling result of equipment.By the analysis to oil-producing formation core and crude oil, simulation sand and simulated oil can be prepared, and utilize sand control experimental facilities to experiment Analysis such as sand control method, sand control screen, filtering accuracy, sanding mechanism.
The sand control analogue experiment installation that current laboratory uses, have the cavity for holding simulation sand, the upper end of sand control analogue experiment installation is provided with fuel feed hole, and lower end is provided with oil outlet, and fuel feed hole is all communicated with inside cavity with oil outlet.Bottom in cavity is equipped with filtration members, and this filtration members coordinates with the inner wall sealing of cavity.During experiment, be filled in the cavity on filtration members top by simulation sand, simulated oil is joined inside cavity from fuel feed hole, simulated oil flows out from oil outlet via simulation sand and filtration members.Staff can by analyzing the oil flowed out from oil outlet, to provide reference to the sand control equipment in practical application.
State in realization in the process of technical scheme, inventor finds that in prior art, at least there are the following problems: the aperture of the oil outlet of sand control analogue experiment installation is much smaller than the internal diameter of its inner chamber, thus the area of passage between the oil outlet and inner chamber of sand control analogue experiment installation differs greatly.But, in actual application, area of passage inside and outside sand control screen should be close or consistent, and the simulated conditions and the practical application which results in sand control analogue experiment installation have difference, and then cause the experimental result of sand control analogue experiment installation to have larger error.
Utility model content
In view of this, the utility model provides a kind of sand control simulated experiment tank, and main purpose is the experimental precision improving sand control simulated experiment tank.
For achieving the above object, the utility model mainly provides following technical scheme:
Embodiment of the present utility model provides a kind of sand control simulated experiment tank, comprising:
Tank body, it comprises first end and the second end, described first end and described second end opposing; Described first end is provided with back-up sand groove, and described second end is provided with the fuel feed hole being communicated with described back-up sand groove;
Tight connecting seat, it comprises the 3rd end and the 4th end, described 3rd end and described 4th end opposing; Described 4th end is provided with out oil groove, described in go out oil groove bottom surface be provided with the flowing hole of at least one through described 3rd end, described 3rd end is connected with described first end, described in go out oil groove to be communicated with described back-up sand groove via described flowing hole inner;
Filtration members, is placed in the end side going out oil groove described in the deviating from of described flowing hole, and the opening of flowing hole described in capping;
Wherein, the inner edge profile of described back-up sand groove is identical with the size shape of the inner edge profile of described storage tank.
The purpose of this utility model and solve its technical problem and also can be applied to the following technical measures to achieve further.
Aforesaid sand control simulated experiment tank, wherein,
Described back-up sand groove and described go out the inner edge profile of oil groove all rounded.
Aforesaid sand control simulated experiment tank, wherein,
Described 3rd end is provided with storage tank;
Described flowing hole from described go out the bottom surface of oil groove be through to the bottom surface of described storage tank;
Described filtration members is nested with in described storage tank, is sealed and matched between the inwall of described filtration members and described storage tank.
Aforesaid sand control simulated experiment tank, wherein,
Be sealed and matched between the inwall of described filtration members and described storage tank, be specially:
Described filtration members is tabular, and at least one end of described filtration members is laminated with seal washer, and described seal washer is nested with in described storage tank, is sealed and matched between the outer wall of described seal washer and the inwall of described storage tank.
Aforesaid sand control simulated experiment tank, wherein, the inner edge profile of described storage tank is rounded; Described seal washer comprises the first seal washer and the second seal washer;
Described sand control simulated experiment tank also comprises joint ring, and described joint ring is nested with in described storage tank;
Wherein, described joint ring, described first seal washer, described filtration members and described second seal washer are cascading along the opening of described storage tank to the direction of bottom surface of described storage tank.
Aforesaid sand control simulated experiment tank, wherein,
Described 3rd end is connected with described first end is dismantled and assembled.
Aforesaid sand control simulated experiment tank, wherein,
The end face of described 3rd end is provided with described storage tank, and the sidewall of described 3rd end is provided with the first flange;
The end face of described first end is provided with described back-up sand groove, and the sidewall of described first end is provided with the second flange;
The end face of described first end and the end face of described 3rd end inconsistent, and to be sealed and matched between the two;
Described first flange realizes dismantled and assembled connection with described second flange by bolt.
Aforesaid sand control simulated experiment tank, also comprises sealing ring;
The end face of described 3rd end is provided with the cannelure suitable with described sealing ring;
One end of described sealing ring is set in described cannelure, and the other end of described sealing ring and the end face of described first end form compression fit.
Aforesaid sand control simulated experiment tank, wherein, described tank body comprises:
Tank body, described tank body has the inner chamber running through two ends, and one end of described tank body is as described first end, and the inner chamber of described tank body is as described back-up sand groove;
Seal cover, the other end opening of tank body described in capping, and be connected with described tank body is dismantled and assembled, described seal cover is provided with the through hole running through two ends, and described through hole is communicated with described tank body interior, and described through hole is as aforesaid fuel feed hole.
Aforesaid sand control simulated experiment tank, wherein,
Described seal cover comprises lid and the outward extending projection in one end based on described lid;
Described lid is provided with described through hole in the one end deviating from described projection;
Described projection inserts in the opening of the described tank body other end, and the internal chamber wall of described projection and described tank body other end opening is sealed and matched;
The sidewall of the other end of described tank body is provided with the 3rd flange;
The outer rim of described lid realizes dismantled and assembled connection with described 3rd flange by bolt.
By technique scheme, the utility model sand control simulated experiment tank at least has following beneficial effect:
In the technical scheme that the utility model embodiment provides, because the inner edge profile of back-up sand groove is identical with the size shape of the inner edge profile going out oil groove, both area of passages are consistent substantially, relative to prior art, the well of Oil/gas Well in actual application and the relation of oil recovery post can be simulated more truly, thus make the result of experiment more precisely reliable.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be implemented according to the content of manual, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present utility model.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of sand control simulated experiment tank that an embodiment of the present utility model provides;
Fig. 2 is the structural representation of the another kind of sand control simulated experiment tank that an embodiment of the present utility model provides;
Fig. 3 is the structure for amplifying schematic diagram at A place in Fig. 2.
Detailed description of the invention
For further setting forth the utility model for the technological means reaching predetermined utility model object and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to according to the detailed description of the invention of the utility model application, structure, feature and effect thereof, be described in detail as follows.In the following description, the not necessarily same embodiment that different " embodiment " or " embodiment " refers to.In addition, special characteristic, structure or feature in one or more embodiment can be combined by any suitable form.
As shown in Figure 1, a kind of sand control simulated experiment tank that an embodiment of the present utility model proposes, comprises tank body 1, tight connecting seat 2 and filtration members 3.Tank body 1 comprises first end 11 and the second end 12, first end 11 and the second end 12 opposing, this " opposing " refers to that first end 11 is contrary with the direction both the second end 12, if be the lower end of tank body 1 than first end 11, then the second end 12 is the upper end of tank body 1.First end 11 is provided with back-up sand groove 111, second end 12 and is provided with the fuel feed hole 121 being communicated with back-up sand groove 111.Tight connecting seat 2 comprises the 3rd end 21 and the 4th end 22,3rd end 21 and the 4th end 22 opposing, same, this " opposing " refers to that the 3rd end 21 is contrary with the direction both the 4th end 22, if than the upper end that the 3rd end 21 is tight connecting seat 2, then the 4th end 22 is the lower end of tight connecting seat 2.4th end 22 is provided with out oil groove 221, and the bottom surface going out oil groove 221 is provided with the flowing hole 23 of at least one through 3rd end 21.3rd end 21 is connected with first end 11, goes out oil groove 221 and is communicated with back-up sand groove 111 inside through discharge orifice 23.Filtration members 3 is placed in the end side deviating from oil groove 221 of flowing hole 23, and the opening of capping flowing hole 23.Wherein, the inner edge profile of back-up sand groove 111 is identical with the size shape of the inner edge profile of storage tank 211.
Above-described embodiment is specifically when implementing, as shown in Figure 1, simulation sand can be added in back-up sand groove 111, and in back-up sand groove 111, inject simulated oil by fuel feed hole 121, because the opening of filtration members 3 capping flowing hole 23, simulated oil could need flow out from going out oil groove 221 via filtration members 3 and flowing hole 23.Again because the inner edge profile of back-up sand groove 111 is identical with the size shape of the inner edge profile going out oil groove 221, both area of passages are consistent substantially, relative to prior art, the well of Oil/gas Well in actual application and the relation of oil recovery post can be simulated more truly, thus make the result of experiment more precisely reliable.
Here it should be noted that: in a concrete application example, aforesaid filtration members 3 can be screen pack etc., and the concrete structure of filtration members 3 is common technology of the prior art, can choose in the prior art as required, does not repeat them here.
Above-mentioned flowing hole 23 can play in simulation practical application the effect of base tube of holing.
Specifically when implementing, aforesaid back-up sand groove 111 can be all rounded with the inner edge profile going out both oil grooves 221, with the technique effect of convenient processing; And also can simulate the technical characteristic that the well of Oil/gas Well in actual application and oil recovery post are cylinder further truly, make the result of testing more true and reliable.
Certainly, in an alternative embodiment, aforementioned back-up sand groove 111 and the inner edge profile going out both oil grooves 221 also can be square, oval etc., specifically can arrange according to the actual demand of user.
Specifically when implementing, as shown in Figure 3, aforesaid 3rd end 21 can be provided with storage tank 211.Aforesaid flowing hole 23 is through to the bottom surface of storage tank 211 from the bottom surface going out oil groove 221, when the 3rd end 21 is connected with first end 11, goes out oil groove 221 and be communicated with back-up sand groove 111 inside through discharge orifice 23 with storage tank 211 successively.Aforesaid filtration members 3 is placed in storage tank 211, to facilitate the installation of filtration members 3.Be sealed and matched between the inwall of filtration members 3 and storage tank 211, because aforesaid flowing hole 23 is arranged on the bottom surface of storage tank 211, in the present embodiment, filtration members 3 shutoff storage tank 211, is namely equivalent to the aforesaid flowing hole 23 of capping indirectly.Wherein, the internal diameter due to storage tank 211 is greater than the internal diameter of flowing hole 23, and relative to direct capping flowing hole 23, filtration members 3 its appearance and size when shutoff storage tank 211 is relatively large, thus makes the processing of filtration members 3 and install all more convenient.
From description above, in order to realize the technique effect be sealed and matched between aforesaid filtration members 3 and the inwall of storage tank 211, the utility model embodiment also provides following embodiment: as shown in Figure 3, aforesaid filtration members 3 is in tabular, at least one end of this tabular filtration members 3 is laminated with seal washer 4, and seal washer 4 and tabular filtration members 3 form an entirety.Seal washer 4 is nested with in storage tank 211, is sealed and matched between the outer wall of seal washer 4 and the inwall of storage tank 211, thus makes indirectly to be sealed between the inwall of filtration members 3 and storage tank 211.Preferably, the two ends of tabular filtration members 3 are all laminated with seal washer 4, make the sealing effectiveness meeting between the inwall of tabular filtration members 3 and storage tank 211 better like this.
Here it should be noted that: in an alternative embodiment, aforesaid filtration members 3 can also by the technique effect realizing sealing that cooperatively interacts between the inwall of its outer wall and storage tank 211 face between the two and face, in this example, the requirement on machining accuracy of the outer wall of filtration members 3 and the inwall of storage tank 211 is higher.
Specifically when implementing, as shown in Figure 3, the inner edge profile of aforementioned storage tank 211 can be rounded.Aforesaid seal washer 4 can comprise the first seal washer 41 and the second seal washer 42.The utility model sand control simulated experiment tank also comprises joint ring 5, and joint ring 5 is nested with in storage tank 211.Wherein, joint ring 5, first seal washer 41, filtration members 3 and the second seal washer 42 are cascading along the opening of storage tank 211 to the direction of the bottom surface of storage tank 211.
Joint ring 5 is a kind of band annular seals jaggy, and the inner hole wall being pushed against static element by being held together rear the elasticity that has by pressure plays fixation.The concrete structure of joint ring 5 is common technology of the prior art, can choose in the prior art as required, not repeat them here.In the above-described embodiments, joint ring 5 can apply power to the first seal washer 41, filtration members 3 and the second seal washer 42, the first seal washer 41, filtration members 3 and the second seal washer 42 to be fixed in storage tank 211, thus improve the first seal washer 41, filtration members 3 and the installation stability of the second seal washer 42 in storage tank 211.
Specifically when implementing, as shown in Figure 3, above-mentioned back-up sand groove 111 and storage tank 211 can be cylindrical groove, and the internal diameter of back-up sand groove 111 is less than the internal diameter of storage tank 211.The center line of back-up sand groove 111 and storage tank 211 overlaps.When the first end 11 of tank body 1 is connected with the 3rd end 21 of tight connecting seat 2, a part for the opening of the end face capping storage tank 211 of first end 11.Be positioned at the outermost joint ring of storage tank 211 5 inconsistent with the end face of first end 11, to improve joint ring 5, first seal washer 41, filtration members 3 and the installation stability of the second seal washer 42 in storage tank 211 further.
Specifically when implementing, aforesaid 3rd end 21 is connected with first end 11 is dismantled and assembled, and this " dismantled and assembled " refers to that namely the 3rd end 21 can be assembled fixing with both first ends 11, can dismantle separation again.During actual oil recovery is produced, different completion mode or different casing programmes, in oil-producing formation, flow string surface area is different with corresponding filter element effective filtration area ratio.In the present embodiment, because the 3rd end 21 is connected with first end 11 is dismantled and assembled, first end 11 and the 3rd end 21 according to actual needs, can be separated, and change the seal washer 4 in storage tank 211 by user.Due to seal washer 4 and the stacked setting of tabular filtration members 3, user can by changing seal washer 4, to regulate the inner ring size of seal washer 4, reach the object that the effective filtration area of tabular filtration members 3 is regulated, thus the ratio realizing the effective filtration area of filtration members 3 and the cross-sectional area of back-up sand groove 111 is adjustable, and then actual production can be simulated more flexibly and effectively.
From description above, specifically when implementing, as shown in Figure 3, the sidewall that the end face of aforementioned 3rd end 21 can be provided with aforesaid storage tank the 211, three end 21 is provided with the first flange 212.The end face of first end 11 is provided with aforesaid back-up sand groove 111, and the sidewall of first end 11 is provided with the second flange 112.The end face of first end 11 and the end face of the 3rd end 21 inconsistent, and to be sealed and matched between the two.First flange 212 realizes dismantled and assembled connection with the second flange 112 by bolt 6.In the present embodiment, the end face of first end 11 and the end face of the 3rd end 21 can realize sealing by cooperatively interacting between face and face between the two, operate more convenient.
Here you need to add is that: the first above-mentioned flange 212 and the second flange 112 can be collar flange, ring-type first flange 212 and ring-type second flange 112 are equipped with bolt through-hole, and bolt through-hole on ring-type first flange 212 is corresponding with the bolt through-hole on ring-type second flange 112, to make bolt 6 pass ring-type first flange 212 and ring-type second flange 112, and both first end 11 and the 3rd end 21 are linked together.
Specifically when implementing, as shown in Figure 3, the sand control simulated experiment tank of the utility model embodiment can also comprise sealing ring 7.The end face of the 3rd end 21 is provided with the cannelure (in figure do not indicate) suitable with sealing circle 7.One end of sealing ring 7 is set in cannelure, and the other end of sealing ring 7 and the end face of first end 11 form compression fit.In the present embodiment, by the sealing ring 7 arranged, sealing effectiveness when first end 11 is connected with both the 3rd ends 21 can be improved further.
Specifically when implementing, as shown in Figure 2, aforesaid tank body 1 can comprise tank body 101 and seal cover 102.Tank body 101 has the inner chamber running through two ends.One end of tank body 101 is as aforesaid first end 11.The inner chamber of tank body 101 is as aforesaid back-up sand groove 111.The other end opening of seal cover 102 capping tank body 101.Seal cover 102 is connected with tank body 101 is dismantled and assembled, and seal cover 102 is provided with the through hole running through two ends, and it is inner that this through hole is communicated with tank body 101.This through hole is as aforesaid fuel feed hole 121.In the present embodiment, on the one hand, seal cover 102 and tank body 101 can be separated by user, simulation sand is poured into by the other end opening of tank body 101 to tank body 101 inside to facilitate user, after user has loaded simulation sand to tank body 101 inside, then seal cover 102 and tank body 101 are assembled fixing.On the other hand, tank body 1 is divided into tank body 101 and seal cover 102 two parts, with the technique effect of convenient processing.
From description above, as shown in Figure 2, aforesaid seal cover 102 can comprise lid 1021 and the outward extending projection 1022 in one end based on lid 1021.Lid 1021 is provided with aforesaid through hole in the one end deviating from projection 1022.Projection 1022 inserts in the opening of tank body 101 other end, and projection 1022 is sealed and matched with the internal chamber wall of tank body 101 other end opening, with the other end opening of capping tank body 101.The sidewall of tank body 101 other end is provided with the 3rd flange 113, and the outer rim of lid 1021 realizes dismantled and assembled connection with the 3rd flange 113 by bolt.
Wherein, projection 1022 is sealed and matched with the internal chamber wall of tank body 101 other end opening, be specially: in one example, the outer wall of projection 1022 can and the internal chamber wall of tank body 101 other end opening between be sealed and matched, the mode coordinated with face by face realizes, to the capping of tank body 101 other end opening, operating more convenient.In another example, as shown in Figure 2, the outer wall of projection 1022 can be arranged with at least one sealing ring 8, sealing circle 8 is sealed and matched with the internal chamber wall of tank body 101 other end opening.
Here you need to add is that: in a concrete application example, as shown in Figure 2, aforesaid tank body 101 can be tubular, and one end of this tubular tank body 101 is provided with aforesaid second flange 112, and the other end of tubular tank body 101 is provided with the 3rd flange 113.The outer rim of the 3rd flange 113 and aforementioned lid 1021 is equipped with corresponding bolt through-hole, and bolt passes the outer rim of the 3rd flange 113 and lid 1021, and both is fixed together.
The lid 1021 of aforementioned seal lid 102 can be in the form of annular discs, this discoid lid 1021 can be one-body molded with projection 1022, to improve discoid lid 1021 and projection 1022 connective stability between the two, above-mentioned through hole is arranged on the center position of seal cover 102.
Specifically when implementing, all right setting pressure sensor 9 on the outer wall of aforementioned tank body 101, to respond to the pressure change of tank body 101 inside.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, the any simple modification done above embodiment according to technical spirit of the present utility model, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (10)
1. a sand control simulated experiment tank, is characterized in that, comprising:
Tank body, it comprises first end and the second end, described first end and described second end opposing; Described first end is provided with back-up sand groove, and described second end is provided with the fuel feed hole being communicated with described back-up sand groove;
Tight connecting seat, it comprises the 3rd end and the 4th end, described 3rd end and described 4th end opposing; Described 4th end is provided with out oil groove, described in go out oil groove bottom surface be provided with the flowing hole of at least one through described 3rd end, described 3rd end is connected with described first end, described in go out oil groove to be communicated with described back-up sand groove via described flowing hole inner;
Filtration members, is placed in the end side going out oil groove described in the deviating from of described flowing hole, and the opening of flowing hole described in capping;
Wherein, described back-up sand groove inner edge profile with described go out the size shape of inner edge profile of oil groove identical.
2. sand control simulated experiment tank as claimed in claim 1, is characterized in that,
Described back-up sand groove and described go out the inner edge profile of oil groove all rounded.
3. sand control simulated experiment tank as claimed in claim 1 or 2, is characterized in that,
Described 3rd end is provided with storage tank;
Described flowing hole from described go out the bottom surface of oil groove be through to the bottom surface of described storage tank;
Described filtration members is nested with in described storage tank, is sealed and matched between the inwall of described filtration members and described storage tank.
4. sand control simulated experiment tank as claimed in claim 3, is characterized in that,
Be sealed and matched between the inwall of described filtration members and described storage tank, be specially:
Described filtration members is tabular, and at least one end of described filtration members is laminated with seal washer, and described seal washer is nested with in described storage tank, is sealed and matched between the outer wall of described seal washer and the inwall of described storage tank.
5. sand control simulated experiment tank as claimed in claim 4, it is characterized in that, the inner edge profile of described storage tank is rounded; Described seal washer comprises the first seal washer and the second seal washer;
Described sand control simulated experiment tank also comprises joint ring, and described joint ring is nested with in described storage tank;
Wherein, described joint ring, described first seal washer, described filtration members and described second seal washer are cascading along the opening of described storage tank to the direction of bottom surface of described storage tank.
6. the sand control simulated experiment tank as described in claim 4 or 5, is characterized in that,
Described 3rd end is connected with described first end is dismantled and assembled.
7. sand control simulated experiment tank as claimed in claim 6, is characterized in that,
The end face of described 3rd end is provided with described storage tank, and the sidewall of described 3rd end is provided with the first flange;
The end face of described first end is provided with described back-up sand groove, and the sidewall of described first end is provided with the second flange;
The end face of described first end and the end face of described 3rd end inconsistent, and to be sealed and matched between the two;
Described first flange realizes dismantled and assembled connection with described second flange by bolt.
8. sand control simulated experiment tank as claimed in claim 7, is characterized in that, also comprise sealing ring;
The end face of described 3rd end is provided with the cannelure suitable with described sealing ring;
One end of described sealing ring is set in described cannelure, and the other end of described sealing ring and the end face of described first end form compression fit.
9. the sand control simulated experiment tank according to any one of claim 1 to 2,4 to 5,7 to 8, it is characterized in that, described tank body comprises:
Tank body, described tank body has the inner chamber running through two ends, and one end of described tank body is as described first end, and the inner chamber of described tank body is as described back-up sand groove;
Seal cover, the other end opening of tank body described in capping, and be connected with described tank body is dismantled and assembled, described seal cover is provided with the through hole running through two ends, and described through hole is communicated with described tank body interior, and described through hole is as described fuel feed hole.
10. sand control simulated experiment tank as claimed in claim 9, is characterized in that,
Described seal cover comprises lid and the outward extending projection in one end based on described lid;
Described lid is provided with described through hole in the one end deviating from described projection;
Described projection inserts in the opening of the described tank body other end, and the internal chamber wall of described projection and described tank body other end opening is sealed and matched;
The sidewall of the other end of described tank body is provided with the 3rd flange;
The outer rim of described lid realizes dismantled and assembled connection with described 3rd flange by bolt.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520561513.XU CN204899885U (en) | 2015-07-29 | 2015-07-29 | Sand control simulation experiment jar |
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| CN201520561513.XU CN204899885U (en) | 2015-07-29 | 2015-07-29 | Sand control simulation experiment jar |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105041272A (en) * | 2015-07-29 | 2015-11-11 | 安东石油技术（集团）有限公司 | Sand control simulation experiment tank |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105041272A (en) * | 2015-07-29 | 2015-11-11 | 安东石油技术（集团）有限公司 | Sand control simulation experiment tank |
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Effective date of registration: 20171204 Address after: 629000 Suining Province in the mountains of the ship in the west of China's modern logistics base Patentee after: Sichuan Anton Oil & Gas Engineering Technology Services Co., Ltd. Address before: 100102 Beijing, East Lake, No. West Road screen screen Road, No. 8 Patentee before: Anton Oilfield Services (Group) Ltd. |