WO2005068044A1 - Separateur archimedien - Google Patents

Separateur archimedien Download PDF

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Publication number
WO2005068044A1
WO2005068044A1 PCT/AU2005/000027 AU2005000027W WO2005068044A1 WO 2005068044 A1 WO2005068044 A1 WO 2005068044A1 AU 2005000027 W AU2005000027 W AU 2005000027W WO 2005068044 A1 WO2005068044 A1 WO 2005068044A1
Authority
WO
WIPO (PCT)
Prior art keywords
spiral
solution
feed solution
desalinator
feed
Prior art date
Application number
PCT/AU2005/000027
Other languages
English (en)
Inventor
Stephen Horvath
Original Assignee
Star Scientific Pty Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from AU2004900166A external-priority patent/AU2004900166A0/en
Application filed by Star Scientific Pty Ltd filed Critical Star Scientific Pty Ltd
Publication of WO2005068044A1 publication Critical patent/WO2005068044A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
    • B01D21/265—Separation of sediment aided by centrifugal force or centripetal force by using a vortex inducer or vortex guide, e.g. coil

Definitions

  • This invention relates to separation apparatuses and more particularly to desalination apparatuses and more particularly relates to a process and apparatus in which a. fluid such as but not limited to water may be purified by centrifugation. More particularly the present invention relates to an apparatus and method for separating immiscible liquids or solids from Hqutds by the application of a centrifugal force to the liquid. More particularly the invention further provides an apparatus in which a centrifugal separation force may be generated by introducing a high velocity fluid stream into a spiral cavity having decreasing cross-section to producing a continuously increasing velocity.
  • a centrifugal separation force may be generated by introducing a high velocity fluid stream into a spiral cavity having decreasing cross-section to producing a continuously increasing velocity.
  • the invention provides a method of producing high quality potable water at a greatly reduced cost using an Archi ⁇ edia ⁇ desalination assembly to be described herein.
  • desalination The partial or almost complete demineralization of sea, and brackish waters, geothermat brines, wastewaters, and industrial effluents to make fresh water suitable for human or animal consumption, diverse industrial uses, irrigation, recreation or aquifer recharge is broadly referred to as desalination.
  • Desalination is a process of removing dissolved salts notably sodium chloride, from seawater, bore water and brackish water to yield potable water for human. consumption, i ⁇ igaiion and industrial purposes.
  • dissolved salts notably sodium chloride
  • the demands on water resources increase not only by domestic consumption, but also an associated agricultural and industrial, water demand.
  • Concurrentiy, water resources are being depleted by declining water tables, by pollution of surface sources, and the ever increasing salinity of ground and river waters.
  • Flash Desalination Multiple-effect Multistage Flash Desalination; Vapour Reheat Flash Desalination; Multiple-effect Evaporation Vapour Compression Desalination; Solar Desalination; Humidifica ⁇ on. Solvent Extraction;
  • ElecUodialysis Reverse Osmosis; Hydzate process; .Direct Freezing - Vapour Compression; Direct Freezing Secondary Refrigeration Exchange.
  • Thermal processes effect separation by means of phase changes and include distillation and freezing processes.
  • membrane processes one or more suitably designed organic membranes accomplish, the separation process.
  • reverse osmosis pressure forces the fresh water through the membrane.
  • electrodialysis a system using multiple membranes and direct current leads to formation of pure water and brine streams and drives the salt ions toward the electrodes through charge- selective membranes.
  • ion exchange process substances are added to exchange the ions in the solution or to precipitate the salts.
  • chemical processes la the solvent extraction process, chemicals with greater affinity for water can remove the wastes from solutions.
  • United States Patent 4,230,564 discloses a rotary reverse ultrafihtation osmosis apparatus ahd method having first and second rotors revolving in the same direction about a central axis.
  • the first rotor revolves at a higher speed and has an impeller which serves as a feed pump for the feed fluid.
  • the second rotor revolves at lower sf>eed and has a pressure vessel containing semi-permeable membranes which selectively permeate one component of a feed fluid, and has an integral diffuser casing for the feed pump.
  • This arrangement reduces disc friction and diffiiser hydraulic losses compared to conventional centrifugal machinery with stationary casings.
  • the membranes are arranged so that centrifuge action within the rotating membrane assembly inhibits fouling and concentration polarization by differential buoyancy effects.
  • the impeller can be centrifugal type with an. externally surrounding diffuser, or it can be in an external impeller type enclosing a pitot tube pump type difluser.
  • Concentrate fluid energy can be recovered by using tangentially disposed nozzles mounted on die second rotor to discharge fluid backwards.
  • Permeate fluid energy can be recovered from permeate nozzles ejecting permeate fluid against an impulse turbine mounted on a third rotor journalled to rotate about the axis at a speed of about one-half of the speed of the second rotor.
  • One disadvantage of this arrangement is that it has a complex system of moving components and is expensive to maintain and qperate.
  • United States Patent 4,333,832 discloses a rotating solution separation system, wherein salt water and other solutions are accelerated in a rotating structure and applied to a cannister containing reverse osmosis membrane material.
  • the desalinated water is removed after passing through the large surface area concentration of membrane material in the cannister.
  • the enriched brine is removed from the cannister at a point furthest from the axis of the rotating structure and returned to the vicinity of the axis to prevent the build up of dense material.
  • the membrane material is configured in di cannister so that the flow is generally radial with respect to the axis of die rotating structure.
  • United States Patent 4,886,597 discloses a centrifugal reverse-osmosis desalination apparatus for removing salt from seawater.
  • the apparatus operates on the principle of reverse- osmosis whereby a feed solution containing seawater is separated into a product solution of decreased salt concentration and an exhaust solution of increased concentration.
  • An evacuated enclosure is included to reduce windage losses and power consumption.
  • Reverse-osmosis is a high, pressure process, e.g., 800 ps in the case of desalination of seawater.
  • there have been two techniques for developing this high pressure namely, high pressure pumps and centrifuges.
  • U.S. Pat No. 4,333,832 by Siwecki et al employs, on the other hand, a number of smaller pressure -vessels located about the periphery of a rotating structure or rotor.
  • United States Patent 5,137,637 discloses a rotationjd high flux membrane device comprising a spiral wound membrane module for use in separating at least part of one component from a feed stream, the module comprising: a generalry-hoHow rotatable shaft having a means for supplying a feed stream; a means capable of rotating the shaft about its axis of rotation; two permselective membranes affixed to the shaft and spaced from each other by a permeate spacer to provide a first membrane channel therebetween; a feed spacer disposed about the exterior surfaces of the permselective membranes such that a second membrane channel is formed when the permselective membranes are spirally wrapped around the shaft in overlapping relationship one upon the other to form a compact membrane roll
  • the apparatus described in that patent is complex to operate an manufacture and has a large number of moving parts which require high maintenance. This makes the apparatus expensive to construct and maintain thereby reducing the overall economic efficiency of. the system. Also, the system requires membranes for separation of the unwanted effluent from the product and involves spinning of the membranes disposed about a shaft.
  • United States Patent 6,833,056 discloses a desalination method and desalination apparatus capable of obtaining fresh water siably at alleged low cost by utilizing low-temperature waste, wherein the desalination apparatus includes a heat exchanger cooperating with an evaporation can so as to subject a low- temperature waste h ⁇ jat and raw water in the evaporation can to heat exchange and generate water vapour in the evaporation can; a.
  • condenser cooperates with a raw water tank so as to receive the water vapour from the evaporation can , cool the water vapour by subjecting the water vapour and raw water in the raw water tank to heat exchange and obtain distilled water, a distilled water tank for storing the distilled water ; vacuum means for evacuating the evaporation can and depressurizing the inside thereof so as to promote generation of water vapour in the evaporation can ; and raw water supply means for supplying raw water to the evaporation can.
  • United States Patent 6,132,613 discloses a Centrifugal reverse-osmosis desalination unit incorporating an annular membrane cartridge
  • This invention relates to an apparatus for separating an original feed solution such as seawater into a product solution of decreased concentration (relatively fresh water) and an exhaust solution of increased concentration.
  • the apparatus includes an annular reverse osmosis membrane means, contained in an annular pressure vessel that is housed in a rotor assembly.
  • the rotor is arranged to spin on an axle and is located within an evacuated shroud.
  • the apparatus further includes supply means for supplying the original feed solution to the reverse osmosis membrane, exhaust means at an outermost radius of the reverse osmosis membrane for removing the exhaust solution from the reverse osmosis membrane, product removal means at an innermost radius of the reverse osmosis membrane for removing the product solution from the reverse osmosis membrane and means for creating a pressure differential across die reverse osmosis membrane to separate the original feed solution into the product solution and the exhaust solution.
  • the supply means and the exhaust means are relatively axially and radially spaced such that the feed solution travels along a combined radial and axial flow-path.
  • the present invention seeks to overcome the problems of the prior art apparatuses and methods for fluids separation and particularly though not limited to desalination by providing a process and associated apparatus which provides efficient and cost effective desalination, and with no moving parts.
  • This invention provides an apparatus and method for separating immiscible liquids or solids from liquids by the application of a centrifugal force to the liquid usin a centrifugal separation force generated by introducing a high velocity fluid feed stream, into a separation unit including a spiral passage having decreasing cross-sectign for producing a continuously increasing velocity as the feed stream proceeds along the passage.
  • reference to a feed solution should be taken as a reference to a contaminated solution from which is to be separated contaminants" such as but not limited to sodium chloride.
  • a reference to product is a reference to a solution having reduced contaminants or all contaminants removed.
  • a reference to exhaust is a reference to a solution, havmg contaminants which is discharged from the desalinator.
  • the present invention comprises: an apparatus for separating a feed solution into a product solution, of decreased concentration and an exhaust waste solution of increased concentration, the apparatus comprising:
  • said feed solution is passed at a predetermined velocity through a stationary spiral formed in said at least one feed solution separator, sufficient to generate a centrifugal force on said feed solution which induces separation of the feed solution into said product solution of decreased concentration and exhaust waste solution of increased concentration.
  • the present invention comprises:
  • An apparatus for separating a feed solution into a product solution of decreased concentration and an exhaust waste solution of increased concentration comprising:
  • a desalinator retained on the pressure vessel and including a base, a cover and sealing means;
  • the desalinator includes a bore which receives and retains -therein said pressure vessel.
  • the desalinator further comprises a generally annular shaped main body and an internal horizontal spiral passage of gradually increasing radial extent which receives the feed solution.
  • the spiral passage has a decreasing cross section along its length from the at least one inlet.
  • the decreasing cross section of the spiral passage produces a continuously increasing velocity of said feed solution as it travels along the spiral passage.
  • the main body of the desalinator has a stepped centre core to which a plurality of ribs are attached.
  • the bore of the desalinator enables said pressure- vessel and said desalinator to meet in slidable engagement anywhere along the length of the pressure vessel .
  • a working pressure of said pressure vessel is around half the design pressure of said pressure vessel.
  • the base of the desalinator has sufficient depth to provide said spiral passage as an Archimedian spiral wherein the spiral is represented in polar co ordinates by the formula r - a 9.
  • the desalinator includes an exhaust port for discharging waste material separated from the feed solution.
  • the desalinator also includes an exhaust port for discharge of feed solution with waste material, removed.
  • the exhaust port for the waste material is oriented at a tangent to a circumference defined by one spiral of the spiral passage of the desalinator.
  • the exhaust port for the discharge of the feed solution with waste removed is disposed at an outermost radial extent of the spiral passage.
  • the support assembly includes support plates and the feed solution travels along a combined spiral and radial flow-path.
  • the present invention comprises:
  • a separator for use in a separating apparatus for separating a feed solution into a product solution of decreased concejn,tration and an exhaust waste solution f increased concentration, the apparatus comprising:
  • the separator being retained on the pressure vessel and including: a base, a cover and sealing means;
  • the separator further comprising;
  • the present invention comprises:
  • a method for desalination of salt water using an apparatus for separating a feed solution into a product solution of decreased concentration and an exhaust waste solution of increased concentration comprising;
  • the method comprises the further step of; providing a slit upstream of said outlets and adjusting the slit to ensure to allow separate discharge from the spiral of the product solution of decreased concentration and the exhaust waste solution of increased concentration.
  • the slit may be adjusted to allow separate discharge from the spiral of the product solution of decreased concentration and the exhaust waste solution of increased concentration irrespective of the velocity of the feed solution through said spiral.
  • Figures 1 to 4 which display various features characterising a preferred embodiment of the invention; wherein; Figure I ' shows an elevation view of an apparatus for desalination according to T 5 a preferred embodiment; Figure 2 shows a top plan view of the apparatus of figure 1 ; Figure 3 shows an exposed view of the Archimedian spiral slit and seal arrangement according to a preferred embodiment ; and Figure 4 shows a schematic layout of a desalination assembly according to a 20 preferred embodiment
  • FIG. 25 Referring to figure 1 there is shown an elevation view of an apparatus t for use in a desalination assembly according to a preferred embodimen Apparatus 1 comprises a pressure vessel 2 having a first end 3 and second end 4. Second end 4 terminates in a support assembly 5 which comprises a prefabricated cylindrical support 6 retained by base plate 7 which is preferably festened to a
  • fastener 9 which engages jock washer 10.
  • fasteners 9 are bolts.
  • Support assembly S includes reinforcing flanges 11 and 12 which are attached to base plate 7 which is preferably circular and to which is attached the flange ⁇ 1,1. and 12.
  • Flanges 11 and 12 are preferably tapered inwards from the base plate 7 and upwardly and provide stability to apparatus J.
  • Assembly 5 includes a cylindrical location sleeve 13 which receives and retains therein pressure vessel 2, Tapered flanges 11 and 12 are attached to and retain location sleeve 13 which is preferably a headed bush like component having a circular flat upper surface thus providing a suitable location for pressure vessel 2 and separation/desalination unit 14 .
  • the support assembly 5 may be made from mild steel provided that it is protected against corrosion.
  • the cylindrical location sleeve .13 also provides means of support for pressure vessel 2 which will preferably be cylindrical.
  • Cylindrical pressure vessel 2 includes torispherical end caps 15 and 16 and is manufactured in accordance with prescribed pressure vessel standards.
  • Pressure vessel 2 will contain the highly pressurised feed solution (such as seawater, bore water or brackish water) so the design pressure of vessel 2 should be about twice the working pressure needed to accomplish the required maximum (increasing) velocity of the feed solution.
  • the vessel 2 is continuously pressurised and the internal design of the vessel ⁇ & such that it reduces, if not eliminates, turbulence of feed water during the continuous operation.
  • the pressure vessel 2 comprises a feed water inlet assembly 20 comprising inlet pipe 21 and attachment locking connector 22.
  • Locking connector 22 is preferably a stainless steel HY-Lok male connector located in the centre of the pressure vessel 2 which will ensure an outstanding lock-tight connection for the stainless steel feed water inlet pipe 21. Adjacent to the feed water inlet assembly
  • HY-Pro high pressure relief valve 23 preferably having a cracking pressure within the range of 1550-5150 kPa
  • the valve 23 material is preferably stainless steel with a Viton seal
  • the relief valve 23 is preset to the maximum allowable pressure and upon reaching the said pressure it will bleed to atmosphere via a bleed pipe 24 which is preferably stainless steel
  • the HY- Pro relief valve 23 is the preferred valve, however, any suitable valve which can withstand the harsh pressures and environment may be used.
  • Pressure vessel 2 further comprises an output line or feed pipe 25 which preferably engages and co operates with a stainless steel HY-Lok male connecto 26. To maintain, near uniform back- pressure the feed pipe output 25 must be marginally smaller than the feed water input line 21.
  • Pressure vessel 2 also includes a stainless steel drain plug 27.
  • the pressure vessel is manufactured according to a prescribed Standard, with the preferred material of construction stainless steel 316.
  • any suitable material may be used provided it is capable of withstanding the erosion caused by the feed water (seawater, bore water or brackish water).
  • the pressure vessel 2 comprises a feed water inlet assembly 20 comprising inlet pipe 21 and attachment locking connector 22.
  • Locking connector 22 is preferably a stainless steel HY-Lok male connector located in the centre of the pressure vessel 2 which will ensure an outstanding lock-tight connection for the stainless steel feed water inlet pipe 21.
  • Adjacent to the feed water inlet assembly 20 is HY-Pro high pressure relief valve item 23 .
  • valve 23 material is preferably stainless steel with a Viton seaL
  • the relief valve 23 is preset to the maximum, allowable pressure and upon reaching the said pressure it will bleed to atmosphere via bleed pipe 24 which is preferably stainless steel.
  • the HY-Pro relief valve 23 is the preferred valve > however, any suitable valve which can withstand the harsh pressures and environment may be used.
  • Output line 25 preferably consists of a stainless steel HY-Lok male connector 26.
  • desalination unit 14 which includes an Arehimedian spiral 28 and is typified by having no moving parts.
  • the desalination unit 14 comprises three main components, namely desalinator base X 29, desalinator cap item 30 and the seal 31 ( see figure 1 ) .
  • the desalinator base 29 consists of a hollow disc shaped main body 33 having a stepped bush like centre core 34 to which a number of ribs 35 are joined, thus supporting and strengthening the base 29.
  • the bore 37 of tile centre core 34 of desalination, unit 14 allows a slide fit with the pressure vessel item 2 thus providing a suitable vertical location for the Archimedian spiral desalination assembly which is held relatively solid by a number of socket set screws 32.
  • the smooth upper surface of the disc shaped body 33 must be perpendicular to the protruding part of the centre core which is partially threaded to matoh lock nut 38 ( see figure 1) .
  • the spiral may be described as tfie locus of a point moving with uniform velocity along the radius vector, while the radius yector also moves about with constant angular velocity.
  • the evolute of this spiral approaches asymptotically to a circle with radius a. Accordingly, if sufficient back pressure is maintained to develop the high velocity needed to force the feed water along a highly polished Archimedian spiral like cavity 36 with a continuously increasing velocity the centrifugal force will manifest itself. It is known that because of the polarity of solid salt, water can easily dissolve it.
  • the Archimedian spiral desalination assembly will act as a centrifuge, an apparatus which uses the centrifugal effect to separate solids from liquids, liquids from other liquids. Thus it is capable of desalinating sea water, bore or brackish water as stated above.
  • the pitch minus the breadth of spiral cavity 36 will leave a solid separation wall having sufficient width to embody a spiral like groove 39 which contains the separation seal. 31 (see Figure 1).
  • the separated spiral cavity 36 begins close to di centre core 34 as shown by figure 3 and progressing in the direction of the arrow 40 spirally and radially to an outermost cavity 36* where an adjustable slit 41 is constructed which will induce the separation, of the potable water from the brine. The position, of the slit
  • a suitable sealing element such as but not limited to a Nitrile cord is employed to form seal 31 disposed in spiral groove 39 which may be vulcanised or cold joined with Cyaooacrylate.
  • the pressure needed to compress the seal. 31 is derived by the desalinator cap 30 which is fastened in position by use of a number of drilled and tapped holes 49 as shown by Figure 3 and suitable bolts 50 which are secured block nuts 51.
  • the construction of the desalinator cap 30 comprises a hollow disc shaped main body 52 having a bush like centre core 53 to which a number of ribs 54 are joined and extend radially (see Figure 1).
  • the bore 37 of the centre core . 34 is slidably fitted on thet stepped bush centre core of the base 29 of desalinator 14,
  • the smooth surface of the cap 30 is perpendicular to the bore of the centre core and provides a close fit to desalinator base 29, A number of equally spaced holes located opposite the drilled and tapped holes as well as the lock nut 38 will maintain the pressure and the position of base 29 relative to cap 30 and desalinator 14 relative to pressure vessel 2.
  • the feed water outlet 25 from pressure vessel 2 provides an inlet to desalinator 14 through the disc shaped main body cover 30 directly opposite to die beginning of the Archimedian spiral cavity 36 in base 29 nd connected via a stainless steel HY-Lok male connector 55 ( see figure 2). Feed water travels in outlet pipe 25 in the direction of arrow S6.
  • the preferred material for the desalinator base 29 and the desalinator cap 30 is stainless steel 31.6, however, any suitable material including industrial ceramic may be used provided it is capable of withstanding the potential erosion caused by the various feed waters which may pass through the assembly 1.
  • FIG. 4 shows a schematic layout of a system including desalination assembly 1 incorporated into a desalination unit according to a preferred embodiment.
  • the construction of the Archimedian Desalinator assembly 1 has been previously described so it remains to describe how the assembly 1 may be incorporated into a desalination system, according to one non limiting embodiment.
  • Figure 4 shows a system from start to finish in which potable water is produced from a feed ater supply.
  • a low pressure feed water 60 is screened to protect, a vertical multistage centrifugal pump item 63.
  • Pump 63 is an enetgy efficient high performance multi-stage pump activated by a control computer ⁇ ?4 via the controller 65.
  • the pump 63 preferably will operate with constant flow and pressure. However, the pressure requirements of the desalinator assembly 1 will vary depending on the salinity concentration of the feed water 60 which is continuously monitored by a salinity transducer 66. The minimum pressure needed to desalinate the feed water 60 is fixed. Where the salinity of the feed water increases, the control computer 64 will via the controller 65 energise an actuator 67 incorporating an integral bonnet needle valve 68. The motorised actuator 67 provides an external closed feedback control and compensates for variation in flow and pressure. The control computer 64 is pre- programmed to a required feed pressure to match the feed water salinity.
  • a pressure transducer 69 Upon reaching the preset pressure level, a pressure transducer 69 will transmit a signal to computer 64 , which in turn will stop and maintain the actuator 67 in the required position for feedback control. Tf the salinity of the feed water changes, the control computer will automatically reset the pressure. Furthermore, the control computer 64 is programmed to monitor the highest permissible salinity level of the potable water which is checked by a salinity transducer 70. If the salinity level is higher than prescribed, the control computer 64 will render the system inoperative until the operating parameters are recalibrated.
  • the system further comprises an electromagnetic flowmeter 71 ensuring continuous accuracy ajnd providing a means to record output of the Archimedian Desalinator assembly l.
  • the centrifugal force exerted by the rotating mass and the increasing velocity of the feed water is derived by the feed pressure used in the process.
  • the outward force on the particles Mating about the axis, which by Newton's Third Law is equal and opposite and as such has a magnitude equal to and a direction opposite to the centripetal force. Therefore, the reaction force exerted by the centrifugal force, which is Mw R in a direction away from the centre of rotation is capable of separating heavy particles, a more dense liquid and a less dense liquid components by a carefully constructed adjustable slit 41 located tangential to an outmost diameter on the Archimedian spiral cavity 36a.
  • feed water such as seawater, bore water or brackish water can be desalinated to provide irrigation water with purity of 600 to SOOppm.
  • the assembly may according to one embodiment, be set up as a multiple tiered apparatus in which, there are multiple separation or desalination stations in series or parallel and which allows treatment of one or multiple supply streams concurrently or selectively individually.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

L'invention concerne un appareil de séparation d'une solution d'alimentation en une solution de produit de concentration diminuée et une solution de déchet d'échappement de concentration accrue. L'appareil comprend: (a) une source d'alimentation de solution d'alimentation d'eau possédant des contaminants destinée à la séparation, (b) une ligne d'alimentation permettant d'alimenter la solution d'alimentation à partir de la source d'alimentation dans l'appareil; (c) des moyens permettant d'entraîner la source d'alimentation dans l'appareil sous pression; (d) au moins une ligne d'admission destinée à la fourniture sous pression de la solution d'alimentation dans au moins un séparateur de solution d'alimentation. La solution d'alimentation est passée à une vitesse prédéterminée dans une spirale fixe formée dans le séparateur de solution d'alimentation, suffisante pour générer une force centrifuge sur la solution d'alimentation induisant la séparation de la solution d'alimentation en la solution de produit de concentration diminuée et en la solution de déchet d'échappement de concentration accrue.
PCT/AU2005/000027 2004-01-15 2005-01-15 Separateur archimedien WO2005068044A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2004900166A AU2004900166A0 (en) 2004-01-15 Archimedian Desalinator
AU2004900166 2004-01-15

Publications (1)

Publication Number Publication Date
WO2005068044A1 true WO2005068044A1 (fr) 2005-07-28

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10478753B1 (en) 2018-12-20 2019-11-19 CH International Equipment Ltd. Apparatus and method for treatment of hydraulic fracturing fluid during hydraulic fracturing
US11498019B2 (en) 2018-12-20 2022-11-15 Haven Technology Solutions Llc Apparatus and method for gas-liquid separation of multi-phase fluid

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5004552A (en) * 1990-06-14 1991-04-02 Al Yazdi Ahmed M Apparatus and method for separating water from crude oil
US6569323B1 (en) * 1993-02-01 2003-05-27 Lev Sergeevish Pribytkov Apparatus for separation media by centrifugal force
EP1352679A1 (fr) * 2002-04-08 2003-10-15 Cooper Cameron Corporation Séparateur

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5004552A (en) * 1990-06-14 1991-04-02 Al Yazdi Ahmed M Apparatus and method for separating water from crude oil
US6569323B1 (en) * 1993-02-01 2003-05-27 Lev Sergeevish Pribytkov Apparatus for separation media by centrifugal force
EP1352679A1 (fr) * 2002-04-08 2003-10-15 Cooper Cameron Corporation Séparateur

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10478753B1 (en) 2018-12-20 2019-11-19 CH International Equipment Ltd. Apparatus and method for treatment of hydraulic fracturing fluid during hydraulic fracturing
US11498019B2 (en) 2018-12-20 2022-11-15 Haven Technology Solutions Llc Apparatus and method for gas-liquid separation of multi-phase fluid

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