CN104704193A - System for increasing swelling efficiency - Google Patents

System for increasing swelling efficiency Download PDF

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Publication number
CN104704193A
CN104704193A CN201380052768.7A CN201380052768A CN104704193A CN 104704193 A CN104704193 A CN 104704193A CN 201380052768 A CN201380052768 A CN 201380052768A CN 104704193 A CN104704193 A CN 104704193A
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CN
China
Prior art keywords
group
ion
graphene
filtering material
fluid
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Granted
Application number
CN201380052768.7A
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Chinese (zh)
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CN104704193B (en
Inventor
O·A·马兹亚尔
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Baker Hughes Holdings LLC
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Baker Hughes Inc
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Filing date
Publication date
Priority claimed from US13/646,028 external-priority patent/US9284812B2/en
Application filed by Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of CN104704193A publication Critical patent/CN104704193A/en
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Publication of CN104704193B publication Critical patent/CN104704193B/en
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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
    • E21B33/1208—Packers; Plugs characterised by the construction of the sealing or packing means
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
    • E21B33/127—Packers; Plugs with inflatable sleeve
    • E21B33/1277—Packers; Plugs with inflatable sleeve characterised by the construction or fixation of the sleeve

Abstract

A swellable system reactive to a flow of fluid including an article having a swellable material operatively arranged to swell upon exposure to a flow of fluid containing ions therein. A filter material is disposed with the swellable material and operatively arranged to remove the ions from the flow of fluid before exposure to the swellable material.

Description

For increasing the system of expansion efficiency
The cross reference of related application
This application claims the rights and interests of the U. S. application 13/646028 submitted on October 5th, 2012, it requires the rights and interests of the U. S. application 13/300916 submitted on November 21st, 2011, and it is incorporated herein by reference in this entirety.
Background
The layout of downhole tool is depended in the isolation of subsurface environment, and this downhole tool seals whole wellhole or its part effectively, such as, annular space between casing wall and production pipe.Such as, inflatable packer is particularly useful, because they are in response to one or more downhole fluids, automatic expansion is to fill the cross-sectional area of wellhole.Therefore, inflatable packer can be placed in the wellbore locations that internal diameter is less compared with the cross-sectional area of the inflatable packer of complete expansion.But such as there is monovalence or polyvalent cation (such as Ca in the moisture downhole fluid contacted with inflatable packer in some conditions down-hole 2+, Zn 2+deng) tend to the speed reducing swell increment and packer expansion, and the degraded of packer can be accelerated.In order to address these problems and improve the expansion efficiency under various condition continuously, industry always needs intumescent system that is new and that substitute.
General introduction
In response to the inflatable system of fluid stream, comprise the goods comprising expandable material, this expandable material is operatively arranged as and expands when being exposed to fluid stream, and this fluid stream is wherein containing ion; And filtering material, this filtering material is placed together with this expandable material, and is operatively arranged as from this fluid stream, removed this ion before being exposed to this expandable material.
Operate the method for inflatable system, it comprises by filtering material filter ions from fluid stream; Expand in response to this fluid stream when being exposed to this fluid with making expandable material.
Accompanying drawing explanation
Following manual is not considered to be and carries out by any way limiting.With reference to accompanying drawing, like has similar numbering:
Fig. 1 is the sectional view of inflatable goods in initial construction;
Fig. 2 is the sectional view of the inflatable goods of Fig. 1 in the structure expanded;
Fig. 3 is the inflatable system according to an embodiment disclosed herein, and wherein inflatable goods are placed together with the filtering material in the shell covering inflatable core; With
Fig. 4 is the inflatable system according to another embodiment disclosed herein, and wherein filtering material and inflatable goods are placed respectively.
Describe in detail
Here with reference to accompanying drawing, the unrestriced mode by example, is described in detail one or more embodiments of disclosed apparatus and method.
Referring now to Fig. 1, describe system 10, it comprises pipe or tubing string 12, and the down-hole the goods 14 such as packer or potted component that are located thereon.Down-hole goods 14 comprise such as base composition and filter assemblies, below discuss in more detail.Base composition comprises elastomeric material and/or absorber material.Due to the absorption of fluids by absorber material, such as, absorb water, salt solution, hydrocarbon etc., goods 14 expand or are expanded to the second structure shown in Fig. 2.Various absorber material is as known in the art and uses.Such as, with regard to the expandable embodiment of water, any so-called super absorber polymer can be used, or by Nippon Shokubai Co., Ltd. with title cS-6S sell those.Such as, elastomeric material is comprised to provide the sealing to underground structure 16 (wellhole in such as subsurface formations 18) shown in Fig. 2.Certainly, structure 16 can be any other the tubing, sleeve pipe, lining etc. that are positioned at down-hole He can be engaged by goods 14.Elastomeric material can be any inflatable or not expandable material.In some embodiments, elastomeric material is the absorbent relative to one or more downhole fluids, so also comprise absorber material.Such as, by this way, goods 14 can insert, and have the structure of initial radial compression, once be positioned at down-hole be namely exposed to fluid, and expand to engage between pipe 12 and structure 16.In one embodiment, by the expansion of goods 14, structure 16 is isolated, thus once goods 14 expand, then substantially stop fluid (such as from stratum 18) to flow through goods 14.
Downhole fluid typically comprises aqueous components, and it is more properly the salt solution containing various ion, and ion is such as from the metal cation of the salt dissolved.As mentioned above, monovalence and polyvalent cation can interact with absorption and material, and reduce total speed and the ratio of absorber material expansion, stop the seal effectiveness of goods thus.Usual discovery, multivalent ion is Ca such as 2+, Zn 2+deng compared with monovalent ion, to expandable material, particularly the performance of the inflatable goods of water has more deep effect, therefore claims usually more to need to be removed.Although will be appreciated that and discuss as the exemplary being subject to the adverse effect that ion exists to water-expandable material, other materials also can expand in response to different fluid, and/or is subject to the adverse effect of anion.Such as, in one embodiment, expandable material is subject to the adverse effect (reduction of such as expanding, useful life shortens, and expansion rate slows down) that anion exists.For this reason, term used herein " ion " will refer to any performance to corresponding expandable material and have cation or the anion of negative effect.
In order to alleviate the adverse effect of this ion-pair absorption agent material, filtering material works, and before interacting at ion and expandable material, removes or filter out them from downhole fluid.Removing or filtration, refer to filtering material with this filtering material close catch among place or position, part or near, catch or keep this ion, or otherwise neutralizing this ion, thus in the downstream of this filtering material, fluid stream lacks ion at least in part relatively.Therefore, be still present in fluid although this ion is said technically, they are prevented from having a negative impact to the expansion of expandable material, are therefore considered to removing or have filtered out.This removing, filtering or catch can by the chemistry between filtering material and ion or physical bond, filtering material or its surface or by its physical absorption or chemisorbed, filtering material or the electrostatic between its atomic structure and ion and/or Van der Waals force realize, and these example discusses in more detail below.
In the embodiment of Fig. 1 and 2, filtering material, elastomeric material and/or absorber material all can be mixed, such as, mix equably, then form goods 14.The alternate embodiment of system 22 has been shown in Fig. 3, and system 22 comprises the goods 24 on pipe or tubing string 26.Goods 24 are formed by core 28 and shell 30.In this embodiment, core 28 comprises aforesaid expandable material, and shell 30 comprises filtering material.Such as, core 28 and shell 30 can all comprise suitable elastomeric material and/or filtering material, to provide sealing to goods 24, and give chemistry and physical property to goods 24.By this way, the fluid stream that the expandable material in core 28 responds, first will filter out particle by the filtering material in shell 30.
System 32 according to another embodiment has been shown in Fig. 4, and wherein inflatable goods 34 are placed together with pipe or tubing string 36.In this embodiment, stratum 38 is separated with goods 34 by the radial pipe placed or tubing string 40 such as sleeve pipe, lining, tubing etc.Pipe/tubing string 40 comprises at least one port or opening 42, for making fluid stream, usually indicated by arrow 44, runs into goods 34.Filtering material can be arranged in the plug 46 being arranged in opening 42, the film be positioned at above opening 42 or film 48 medium.Plug 46 can be formed as the element of any applicable fluid penetrable, for creating for communication of fluid the passage leading to expandable material.By this way, fluid stream, before arrival goods 34, is filtered by filtering material.Plug 46 and/or film 48 can by any applicable permeable material such as porous foams, processbearing astrocyte, and filtering material is arranged in permeable material or together with it, such as, in the hole of permeable material.
In another embodiment, be essentially above-mentioned combination, shell 30 can be protectiveness or elastic body shell, impermeable to downhole fluid, and corrosion-resistant and degraded.Permeable plug, such as, discuss with regard to plug 46, can be included in shell 30, relative with outer tube 40.By this way, inflatable goods will benefit from the shell be made up of elastomeric material or other materials, it can through selecting to provide useful character, such as corrosion resistance, fluid impermeable etc., also keep by provided by the present invention favourable ion filter character discussed herein simultaneously.
In one embodiment, filtering material comprises one or more graphene-based compounds.Graphene-basedly refer to the compound comprising or be derived from Graphene, such as Graphene itself, graphite, graphite oxide, graphene oxide etc.Any form that this compound can adopt this graphene-based compound used, such as sheet material or Nano sheet material, particle, thin slice, nanotube etc.Advantageously, the peculiar property of Graphene makes to carry out effective donor-acceptor interaction between both anion and cation and graphene platelet or particle.The oxide of graphene-based material, combination or other derivatives or its functionalized compounds, relatively a large amount of can catch place, for attracting and coupled ion via Van der Waals and/or Coulomb interactions containing corresponding.Certainly, the other materials with electron rich surface can be used for filtering cation similarly, and for anion, can adopt high electron deficient material.
The ability of above-mentioned polyvalent cation is caught in order to strengthen graphene-based filtering material further, can by functionalized for filtering material to comprise one or more functional groups.Form the method for graphite or graphene oxide, such as, make the functional group comprising multiple relative negative electricity (such as hydroxy-acid group) or polarity (carbonyl).Polyvalent cation will be attracted by these groups and catch.In one embodiment, according to known diazonium chemistry process, with the covalent modified filtering material of thiol group.Thiol group is natural excellence catching in carbonium, particularly double charged mercury ion, but other metal cations such as aforesaid Ca be included in downhole brine 2+, Zn 2+deng, also will be easy to be caught by thiol group.Other functional groups such as disulphide group, carboxylic acid, sulfonic acid group also can be caught the ability of polyvalent cation (particularly double charged cation) due to them and use.Other functional groups comprise chelatingligand group, such as iminodiacetic acid, iminodiacetic acid groups, N-[5-amino-1-carboxyl-(tert-butyl group) amyl group] imino-diacetic butylacetic acid ester group, N-(5-amino-1-carboxy pentyl) iminodiacetic acid groups, N-(5-amino-1-carboxy pentyl) iminodiacetic acid tri-tert ester group, aminocaproic acid NTA group, aminocaproic acid NTA tri-tert ester group, 2-amino oxygen ethylimino oxalic acid group, with the group that other will be considered by those skilled in the art based on disclosure herein content.
Graphene-based material also can such as use quaternary ammonium, quaternary phosphine, tertiary sulfonium, cyclopropylene (cyclopropenylium) cation or primary, secondary, tertiary amino or other groups to come functionalized, to filter anion.These groups or positively charged, or become protonated in sour environment, therefore need anion to carry out compensation charge.In some cases, anion can keep electric charge with another anion exchange.Such as, in one embodiment, graphene-based material quaternary ammonium group is functionalized, and its positive charge hydroxide radical anion balances.In this example, containing SO 4 2-in the salt solution of anion, a SO will be caught 4 2-anion, by release two hydroxide radical anion (OH -).In one embodiment, with the functionalized graphene-based material of sulfonic acid group with in being used for the mixture of the functionalized graphene-based material of the quaternary ammonium group balanced through hydroxide radical anion and CaCl 2salt solution.In base exchange process, Ca 2+cation is captured, simultaneously each Ca 2+cation release two H +ion.In anion exchange procedures, Cl -ion is caught by quaternary ammonium group, simultaneously each Cl -plasma diffusing W,Mo OH -anion.The H of release +and OH -ion recombination, form hydrone, this can contribute to the expansion process of water-expandable material.
Although the present invention is described with reference to one or more exemplary, it will be understood to those of skill in the art that and can carry out various change and equivalence can be carried out to its element substituting, and do not deviate from scope of the present invention.In addition, many adjustment can be carried out and be suitable for instruction of the present invention to make particular condition or material, and not deviate from its base region.Therefore, the present invention is not intended to be limited to as implementing optimal mode that the present invention expects and disclosed particular, but the present invention will comprise and drops on all embodiments in Claims scope.Further, in the accompanying drawings and the description, exemplary of the present invention is disclosed, although and have employed concrete term, unless indicated to the contrary, they only for general with descriptive implication, and be not used in the object of restriction, therefore scope of the present invention is not limited to this.In addition, use first, second grade of term not represent any order or importance, but first, second grade of term is used for an element and another to distinguish.In addition, use term one, one etc. do not state number quantitative limitation, but represent existence at least one/kind of indication term.

Claims (29)

1., in response to the inflatable system of fluid stream, it comprises:
Comprise the goods of expandable material, this expandable material is operatively arranged as and expands when being exposed to fluid stream, and this fluid stream is wherein containing ion; With
Filtering material, this filtering material is placed together with this expandable material, and is operatively arranged as from this fluid stream, removed this ion before this fluid stream is exposed to this expandable material.
2. system according to claim 1, wherein this filtering material applies Van der Waals force, Coulomb force or its combination on this ion.
3. system according to claim 1, the attraction wherein between this filtering material and this ion is formed by the functional group being attached to this filtering material.
4. system according to claim 3, wherein this functional group be thiol group, disulphide group, hydroxy-acid group, sulfonic acid group, chelatingligand group or comprise the combination of aforementioned at least one.
5. system according to claim 3, wherein this functional group be quaternary ammonium group, quaternary phosphine group, tertiary sulfonium group, cyclopropenyl cation, can be protonated in sour environment group, primary amino radical, secondary amino group, uncle amino or comprise the combination of aforementioned at least one.
6. system according to claim 1, wherein this ion is cation.
7. system according to claim 1, wherein this ion is anion.
8. system according to claim 1, wherein this ion is multivalent ion.
9. system according to claim 1, wherein this ion is polyvalent cation.
10. system according to claim 8, wherein this polyvalent cation is divalent metal.
11. systems according to claim 1, wherein this fluid is moisture.
12. systems according to claim 1, wherein this filtering material comprises graphene-based material.
13. systems according to claim 11, wherein this graphene-based material be Graphene, graphite, graphene oxide, graphite oxide or comprise the combination of aforementioned at least one.
14. systems according to claim 12, wherein this graphene-based material also comprises at least one through operatively arranging to catch the functional group of this ion.
15. systems according to claim 13, wherein at least one functional group be thiol group, disulphide group, hydroxy-acid group, sulfonic acid group, chelatingligand group or comprise the combination of aforementioned at least one.
16. systems according to claim 1, also comprise elastomeric material, and this elastomeric material is operatively arranged as and makes these goods after inflation relative to another sealing structure.
17. systems according to claim 1, wherein this expandable material and this filtering material Homogeneous phase mixing in these goods.
18. systems according to claim 1, wherein these goods are become by the hull shape surrounding core, and this filtering material is included in this shell, and this expandable material is included in this core.
19. systems according to claim 1, wherein these goods are become by the hull shape of the fluid impermeable of surrounding core, and this expandable material is included in this core, this filtering material is formed as plug or the passage of fluid penetrable, allows fluid to enter this core by this shell.
20. systems according to claim 1, wherein this filtering material separates with these goods, and is arranged as and has opening, and this fluid must by this open flow to arrive this goods.
21. systems according to claim 1, wherein filtering material is operatively arranged through and removes this ion below: catch this ion, catch this ion and discharge one or more other ions to keep charge balance simultaneously, or comprise the combination of aforementioned at least one.
The method of the inflatable system of 22. operation, it comprises:
From fluid stream, deionization is removed with filtering material; With
Expandable material is expanded in response to this fluid stream when being exposed to this fluid.
23. methods according to claim 21, wherein this fluid is moisture, and this ion is the metal cation from the salt dissolved.
24. methods according to claim 22, wherein this metal cation is multivalent metal cation.
25. methods according to claim 21, wherein this filtering material comprises graphene-based material, and this graphene-based material is Graphene, graphite, graphene oxide, graphite oxide or comprise the combination of aforementioned at least one.
26. methods according to claim 24, wherein this graphene-based material also comprises at least one through operatively arranging to catch the functional group of this ion.
27. methods according to claim 25, wherein at least one functional group be thiol group, disulphide group, hydroxy-acid group, sulfonic acid group, chelatingligand group or comprise the combination of aforementioned at least one.
28. methods according to claim 25, wherein at least one functional group is quaternary ammonium group, quaternary phosphine group, tertiary sulfonium group, cyclopropenyl cation, to be configured to group protonated in sour environment, primary amino radical, secondary amino group, uncle amino or comprise the combination of aforementioned at least one.
29. methods according to claim 21, wherein remove this ion and comprise: catch this ion, catch this ion and discharge one or more other ions to keep charge balance simultaneously, or comprise the combination of aforementioned at least one.
CN201380052768.7A 2012-10-05 2013-10-04 System for increasing expansion efficiency Active CN104704193B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/646,028 US9284812B2 (en) 2011-11-21 2012-10-05 System for increasing swelling efficiency
US13/646,028 2012-10-05
PCT/US2013/063501 WO2014055891A1 (en) 2012-10-05 2013-10-04 System for increasing swelling efficiency

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CN104704193A true CN104704193A (en) 2015-06-10
CN104704193B CN104704193B (en) 2017-09-05

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AU (1) AU2013326895B2 (en)
CA (1) CA2883078C (en)
GB (1) GB2525323B (en)
NO (1) NO347100B1 (en)
RU (1) RU2617815C2 (en)
WO (1) WO2014055891A1 (en)

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KR102311838B1 (en) 2017-12-27 2021-10-14 주식회사 파멥신 Anti-PD-L1 Antibody and Use Thereof

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Publication number Publication date
CN104704193B (en) 2017-09-05
RU2015114317A (en) 2016-11-27
RU2617815C2 (en) 2017-04-27
AU2013326895A1 (en) 2015-03-12
AU2013326895B2 (en) 2016-11-10
NO20150297A1 (en) 2015-03-05
NO347100B1 (en) 2023-05-15
CA2883078C (en) 2017-03-21
GB201507423D0 (en) 2015-06-17
GB2525323A (en) 2015-10-21
GB2525323B (en) 2016-10-26
WO2014055891A1 (en) 2014-04-10
CA2883078A1 (en) 2014-04-10

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