WO2012097991A1 - Dispositif et procédé de fabrication et de fourniture d'une bande multicouche pour lutter contre une contamination pétrolière sur un plan d'eau - Google Patents

Dispositif et procédé de fabrication et de fourniture d'une bande multicouche pour lutter contre une contamination pétrolière sur un plan d'eau Download PDF

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Publication number
WO2012097991A1
WO2012097991A1 PCT/EP2012/000233 EP2012000233W WO2012097991A1 WO 2012097991 A1 WO2012097991 A1 WO 2012097991A1 EP 2012000233 W EP2012000233 W EP 2012000233W WO 2012097991 A1 WO2012097991 A1 WO 2012097991A1
Authority
WO
WIPO (PCT)
Prior art keywords
water
plastic layer
foam plastic
web
nozzle arrangement
Prior art date
Application number
PCT/EP2012/000233
Other languages
German (de)
English (en)
Inventor
Frans VANDEPOELE
Hendrik Vulturius
Original Assignee
Oil Spill Cleaning And Rescue Solutions F.Z.C.
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
Application filed by Oil Spill Cleaning And Rescue Solutions F.Z.C. filed Critical Oil Spill Cleaning And Rescue Solutions F.Z.C.
Publication of WO2012097991A1 publication Critical patent/WO2012097991A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/0202—Separation of non-miscible liquids by ab- or adsorption
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/32—Materials not provided for elsewhere for absorbing liquids to remove pollution, e.g. oil, gasoline, fat
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
    • E02B15/04—Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
    • E02B15/041—Devices for distributing materials, e.g. absorbed or magnetic particles over a surface of open water to remove the oil, with or without means for picking up the treated oil
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/20—Controlling water pollution; Waste water treatment
    • Y02A20/204—Keeping clear the surface of open water from oil spills

Definitions

  • the present invention relates to an apparatus and a method for producing and applying a multi-layered sheet of at least two foam plastic layers for the purpose of controlling an oil contamination located on a body of water.
  • Foamed plastic or other absorbent materials are foam plastic or other absorbent materials.
  • the foam plastic sheets used there can be provided on board a ship in rolled up form and then unrolled from the ship, towed by means of steel cables by means of the ship through the oil contamination and then, for example, via a ramp, be recovered.
  • a Auspressstrom then bound in the web oil is to be squeezed out of this, whereupon the web should be left again in the water.
  • DE 1 634 188 AI a process for absorbing oily or oily liquids is already known from DE 1 634 188 AI, in which, if necessary.
  • foam plastic plates from a plurality of glued together layers are used.
  • the foamed plastics used may be foamed only at the place of use. Further details of how this should be done, however, are not given in DE 1 634 188 A1.
  • the device according to the invention for producing and applying a multilayer web of at least two foamed plastic layers for the purpose of controlling an oil contamination located on a body of water is characterized in that the device comprises at least two nozzle arrangements for foaming or discharging the starting materials held in at least one chemical tank for the comprises two foam plastic layers, wherein the at least two
  • Nozzle arrangements in such a way on at least one over the water surface positioned (or.
  • Positionable) cantilevered are spaced apart such that when a (in particular continuous) relative movement between the at least one boom and the surface of the water with the first nozzle arrangement, a first foam plastic layer injected directly onto the contaminated water surface and the second nozzle arrangement, a second foam plastic layer on the first Foam plastic layer can be injected.
  • the corresponding method according to the invention for producing and applying a multilayer web of at least two foamed plastic layers for controlling an oil contamination located on a body of water which is preferably carried out using a device according to the invention, is characterized by the following steps:
  • a multilayer web of at least two superimposed foamed plastic layers can be produced directly at the place of use of an oil warehousing that the multilayer web - while simultaneously moving a ship carrying the device according to the invention or stationary over a watercourse (eg a flow) arranged nozzle assemblies - is created directly on the contaminated water surface, which allows a particularly rapid and effective oil control by means of the foam plastic sheets.
  • the webs produced by means of a device according to the invention or in the context of the method according to the invention are in principle not limited to a certain length, as long as at least one chemical tank of the device has sufficient starting materials for the foam plastic (s), so that in the context of the present invention tremendous in a continuous production and application process large areas of the contaminated water for the purpose of oil control, in particular for absorbing the oil, can be covered with a web made according to the invention.
  • the multilayer web is produced with at least two nozzle arrangements arranged downstream of one another in relation to the direction of travel of the ship or the flow velocity of a flowing water, which are each connected to at least one suitable chemical tank in which the liquid or liquid which is generally Starting materials for the production ofdesign passportden of the respective nozzle assembly foam plastic layer are located.
  • a mechanical or physical foaming process does not necessarily have to be induced by means of the nozzle arrangement; Rather, it is also possible, for example by mixing suitable starting materials in the area of the nozzle arrangement, to carry out a chemical foaming process.
  • the spraying of the second foam plastic layer on the first - just before self-made - foam plastic layer creates a sufficiently stable connection between the two layers, since the still moist foam plastic layers stick together automatically.
  • the first foam plastic layer to be produced by means of the first nozzle arrangement is in the form of a mixed-cell or, particularly preferably,
  • open-cell foam plastic layer is produced, whereby the bottom layer of the web produced primarily serves to receive the oil.
  • a layer of (preferably open or mixed cellular) foam plastic which is sprayed directly onto a water surface or directly to the oil contamination, a - compared to conventionally produced layers - has improved absorption capacity for oil.
  • the second foam plastic layer to be applied by means of the second nozzle arrangement over the first layer as mixed-cell or, particularly preferably, closed-cell foam material. plastic layer is generated. This second foam plastic layer of the multi-layered web to be produced can then be at least partially due to its
  • closed cell structure advantageous represent the actual float for the web, so that sinking of the web can be effectively prevented.
  • the method according to the invention thus provides in a particularly preferred manner for the first foam plastic layer produced in step (A) to be open-pored and the second foam plastic layer produced according to step (B) to be produced in a closed-pored manner.
  • the foamed plastic produced with a device according to the invention or in the context of the method according to the invention should be as hydrophobic and oleophilic as possible, which applies in particular to polyurethane (PU or PUR).
  • the first and second foamed plastic layers to be produced according to the invention can thus preferably be produced by mixing in the usual way (suitable) polyols with isocyanates and a suitable blowing agent and by means of
  • Nozzle arrangements are sprayed on the surface of the water or the first foam plastic layer.
  • Suitable starting materials for this purpose are familiar to the person skilled in the art.
  • the various layers of the web to be sprayed on in the context of the present invention may differ in their thickness, their density, the cell size, the cell structure and also with respect to their material, which may be selected by suitable choice and adjusting the type and amount of the starting materials to be sprayed on by means of the respective nozzle arrangement per unit time and by suitable choice of the
  • Mixing ratio of the starting materials of the polymeric composition is adjustable.
  • the amount of foamed plastic to be sprayed onto the surface of the water or the first layer of foamed plastic per unit of time is suitably dependent on the relative speed of the nozzle arrangement to the surface of the water (ie, depending on the speed of travel of a ship carrying the device) ,
  • the cell size of the foam plastic applied by means of the first nozzle arrangement the web can be adapted to the type of oil to be absorbed in order to maximize absorption capacity.
  • the injection process in particular in the context of the production of the second foam plastic layer, also correspond more to a casting process, as long as it takes place by means of the two successive nozzle arrangements, the generation of a multilayer web directly on the surface of the water.
  • the device according to the invention can be advantageously mounted on a ship, the term ship being understood in a broad sense and basically encompassing any floating platform carrying a device according to the invention for the purpose of producing a multi-layered web and traveling together with it on a body of water can, either by its own drive or by the platform in question is pulled by another, suitably driven ship.
  • the device according to the invention is stationary (for example at a bridge or on the bank of a river), thus requiring the relative movement between the two streams required for the production of the web according to the invention
  • Nozzle arrangements and the surface of the water is given by the flow velocity of the water flowing below.
  • an arrangement of the device according to the invention on land or amphibious vehicles may optionally be appropriate, as long as at least one attached to the vehicle and the nozzle assemblies supporting boom can be positioned over the water surface.
  • the at least one boom is a lateral boom of a ship and that related to the second nozzle assembly is arranged in the direction of travel of the ship behind the first nozzle assembly.
  • the train can thus - be applied next to the ship directly to the contaminated surface of the water - while moving the ship.
  • the first nozzle arrangement is arranged on a first arm and the second nozzle arrangement on a second arm.
  • the device according to the invention can then advantageously comprise a further arm positioned above the surface of the water, which is arranged between the first and the second arm and which comprises an unrolling device which is adapted to provide an insert provided in rolled-up form stabilized the train to be applied, on the first
  • Foam plastic layer store before the second foam plastic layer over the first when operating the device
  • Foam plastic layer and the insert is injected.
  • step (C) a liner stabilizing the web is applied to the first foam plastic layer produced according to step (A) before, according to step (B), the second foam plastic Layer over the first foam plastic layer and the insert is injected.
  • the webs to be produced advantageously over their entire width covering insert may be useful to a network or a net-like structure which (s) should be dimensioned so that a tearing of the web - even with certain tensile forces - effectively prevented becomes.
  • the gaps in the net also permit adequate bonding of the two foam plastic layers, between which the net is introduced as a stabilizing or reinforcing insert.
  • the device according to the invention also advantageously has corresponding means for applying a material which adds weight to the strip to be delivered-in a specifically predeterminable amount. onto the first and / or second foam plastic layer.
  • the weight of the produced in the context of the present invention web can be adjusted so that it sinks to some extent in an oil layer, which facilitates the most efficient ⁇ rangnähme. It should be noted, however, that the total density of the oil-soaked web may always be less than that of water, so that the webs produced according to the invention are prevented from sinking.
  • At least one jib carrying the first and / or second nozzle arrangement has a height compensation mechanism and / or a tilt angle compensation mechanism, with which the distance to the respective one Boom arranged nozzle assembly to the surface of the water and / or the position of the nozzle assembly relative to the surface of the water can be kept substantially constant even when swell and / or a sway of the ship.
  • the height compensation or the tilt angle compensation mechanism comprises at least one distance sensor with which the distance between the nozzle arrangement and the surface of the water can be determined. Depending on the deviation from a predetermined desired value, suitable adjustment means can then be acted upon on the cantilevers in order to keep the distance and the angular position of the nozzle arrangement substantially constant relative to the surface of the water.
  • the unwinding of the third boom means for automatically adjusting the speed of Abrollvorgangs to the relative speed between water surface and boom, so as even as possible, even and tension-free storage of advantageous net-like deposit on the first foam plastic layer to ensure.
  • the device has means for individual adjustment of the density
  • Foam plastic layer so that an adjustment tion of the produced by the device webs to the exact nature of the given oil contamination
  • the first and / or second nozzle arrangement of a device according to the invention advantageously have a plurality of nozzles which are suitably distributed over the width of the web to be produced, wherein it can then be provided in a particularly expedient manner that the distances between the nozzles of the first and / or or second nozzle arrangement for adjusting the width of the foamed plastic layer produced by means of the respective nozzle arrangement can be changed.
  • the individual nozzles are particularly preferably guided in a linearly displaceable manner in order to realize an adjustment mechanism constructed as simply as possible.
  • edge-side nozzles of the nozzle arrangement could also be switched on or off.
  • step (E) a GPS transmitter in or on a
  • a bead of foam plastic serving as an increased oil barrier is formed on at least one lateral edge of the web by means of the second and / or a third nozzle arrangement.
  • the webs that can be produced according to the invention are advantageously sprayed directly adjacent to or directly onto the oil contamination.
  • the method according to the invention can be supplemented by preventing the web in question from being driven off by means of an anchoring (for example in the manner of an anchor) to be connected to it.
  • a web produced and deployed in accordance with the invention by means of a device arranged on a first ship is retrieved from the surface of the water by means of a suitable catching device attached to another ship.
  • a suitable catching device attached to another ship This can - if the train by means of a first ship directly on an oil contamination is sprayed on - advantageously done by means of a second ship following the first ship, so even while the first ship has not yet completed the production of the relevant train.
  • such a conveyor also includes suitable retaining means with which a dripping and Return of oil escaping from the web is effectively avoided.
  • the oily foamed plastic sheet may, after appropriate transport to the ship for the purpose of squeezing out the oil bound therein e.g. be guided between a narrow roller assembly.
  • the squeezed and collected oil can then be removed by means of a suitable device, such as e.g. a centrifuge, an oil separator, etc., separated from the water and stored in suitable containers.
  • the extruded composite material can then advantageously comminuted and packaged so that it can be safely stored and transported. This preferably takes place by means of vacuum packaging in plastic packagings, containers, etc, to be welded, in order to ensure the most space-saving storage for the return transport secured against undesired oil leakage.
  • a new web can be deployed as long as necessary.
  • the distance between the ship catching a first lane and the ship deploying a further lane can be kept as low as possible in order to prevent (further) spreading of an oil slick while at the same time faster and more effective control or elimination of the oil contamination.
  • Fig. 1 is a schematic view of one with a
  • FIG. 2 is a detail view of an embodiment of a nozzle arrangement of a device according to the invention.
  • FIG. 3 shows a cross section through an exemplary embodiment of a multilayer web, which is produced by using a method according to the invention
  • FIG. 4 shows a schematic view of a ship with a collecting device, which can be used in the context of the present invention for retrieving a web produced according to the invention
  • FIG. 5 shows a schematic side view of the conveying device of the retrieval device already shown in FIG. 4, FIG.
  • FIG. 6 shows a sectional view through an oil retaining means serving as conveying element of the conveying device shown in FIG. 5
  • 7 shows a section of a further exemplary embodiment of a conveyor device which can be used within the scope of the invention
  • Fig. 8 is a schematic plan view of a contaminated water surface to illustrate the inventively feasible method for controlling oil.
  • a device 1 for the production and application of a multilayer web of at least two foam plastic layers is shown, which is mounted on or on a ship 2.
  • the device 1 comprises a first (consisting of two laterally juxtaposed nozzles) nozzle assembly 3 for foaming and spraying a first foam plastic layer 4 directly on a water surface.
  • the first nozzle arrangement 3 is arranged on a first extension arm 5, which is attached laterally to a ship or projects laterally beyond the ship 2.
  • the device 1 comprises a second (again consisting of two laterally juxtaposed nozzles) nozzle assembly 6, with which - with simultaneous movement of the ship in his
  • a second foam plastic layer 7 can be injected over the first foam plastic layer 4 and which is arranged on a second, attached to the ship 2 boom 8.
  • the second boom 8 is related to the direction of travel Arranged (arrow R) of the ship 2 behind the first boom 5, wherein between the two aforementioned arms 5, 8 still a third boom 9 is arranged.
  • This third boom 9 carries a Abroll driving 10, with the - while driving the ship - an elongated network 11 unrolled and can be stored on the first foam plastic layer 4, before then by means of the second nozzle assembly 6, the second foam plastic layer 7 via the network 11 and underlying layer 4 is injected.
  • the web 12 produced in this way can then serve to combat oil contamination, since the lower and advantageously open-cell foam plastic layer 4 absorbs the oil coming into contact with it.
  • the second (upper) foam plastic layer 7 is preferably formed closed-pore - by choice of suitable starting materials and can thus as
  • Floats serve for the railway.
  • the nozzle arrangements 3, 6 are connected to a chemical tank 13 by means of conduits 14, 15 running partly within the respective arm, in which, if necessary, in separate chambers, the starting materials required for the production of the respective foamed plastic (eg based on polyurethane) are present, which then in the region of the respective nozzle arrangement in a predeterminable mixing ratio for the purpose of foaming the respective foamed plastic (eg based on polyurethane) are present, which then in the region of the respective nozzle arrangement in a predeterminable mixing ratio for the purpose of foaming the
  • FIG. 2 shows a detailed view of an exemplary embodiment of a nozzle arrangement 16 which can be used in a device 1 according to the invention for producing the first and second foamed plastic layers.
  • the nozzle arrangement 16 comprises a plurality, in the present case a total of four nozzles 17, 18, 19, 20, which are laterally juxtaposed with which a foam plastic layer 4 is sprayed onto a contaminated water surface 21 (or optionally onto a first foam plastic layer already produced by another nozzle arrangement) can be, as indicated by the arrows P.
  • the distance d between the nozzle arrangement 16 and water surface 21 can be selected, for example, in a range between about 50 cm and 250 cm.
  • the nozzle assembly 16 is attached via a suspension device 22 to a boom 23, which in turn, not shown in Fig. 2, is secured to a ship such that it projects laterally beyond it.
  • the suspension device 22 has an upper, in a calm sea approximately horizontally oriented support arm 24 which is connected at its two ends by means of one telescopically adjustable in length connecting element 25 with a lower, formed from two parallel beams support arm 26.
  • the four nozzles 17 - 20 by means of a separate, in turn telescopically adjustable in length telescopic connection 27, 28, 29, 30 are connected.
  • telescopically adjustable connecting elements 25 By means of the arranged between the upper and lower arm, telescopically adjustable connecting elements 25, the distance of the nozzle assembly 16 to the surface of the water 21 can be adjusted.
  • the distance between each individual nozzle 17-20 and the surface of the water 21 can be adjusted or kept constant by suitable control even during operation of the device 2, so that the nozzle arrangement 16 can be completely damped, for example or staggering ship is at a constant distance from the water surface and can not tilt against the water surface 16.
  • each nozzle 17 - 20 is assigned a separate distance meter 31 - 34, with which the distance
  • Actuating signals are generated, with which an always substantially constant distance between all nozzles 17-20 and the surface of the water 21 is adjustable to produce the most uniform foam plastic layer 4 under suitable control of the telescopically adjustable connecting elements 25 and the individual telescopic connections 27-30.
  • the (horizontal) distances between the nozzles 17-20 can vary. be derbar by the telescopic connections 27 - 30 are arranged linearly displaceable on the lower support arm 26.
  • FIG. 3 schematically shows a further example of a multilayer web 12 which can be produced within the scope of the present invention, which in the present case has a first (lower) foam plastic layer 4 made of open-pore PUR foam and a second (upper) foam plastic layer 7 made of closed-cell PUR foam, between which a network 11 is glued.
  • a bead 35 is sprayed onto the second foam plastic layer 7 so that the web 12 can (also) serve as an oil barrier ,
  • FIG. 4 shows a schematic view of a second vessel 36, which by means of a catch-in device 37 can catch up with a track 12 made according to the invention and saturated with oil.
  • the Einholvoriques 37 an obliquely (eg at an angle of 20 ° - 75 °) to the water surface 21 aligned conveyor 38, which extends with its lower end 58 to below the surface of the water or to below the surface floating on the water surface 12 and which conveys the web 12 out of the water.
  • the conveyor 38 can be pivoted according to arrow V in a non-operating position in which the entire collecting device is arranged above the water level.
  • the web 12 over the entire width under cross conveyor 38 is driven according to arrow F, wherein the conveying speed - if necessary.
  • the conveyor 38 comprises a plurality of
  • Oil retaining means 39 which are continuously moved according to arrow F around two pulleys 53,54 around and each have at least one open to the web 12 cavity 40 in its 12 taken in conveying the orientation of the web, in which dripping oil from the web 12 can be collected ,
  • the lower end 58 of the web 12 for conveying purposes under cross conveyor 38 extends to below the surface of the water 21, so that floating on the water and partially soaked with oil web 12 can be supported in the direction H from the water.
  • the web 12 is fed by means of the conveying device 38 according to the arrow H to a roller arrangement of a first supporting or deflecting roller 41 and a roller pair 42 connected downstream of the latter.
  • the oil or oil-water mixture which runs out of the conveying elements 39 acting as oil-collecting or retaining means at the upper reversal point of the conveying device 38 can, like the oil or oil-water mixture pressed out of the web 12, within one
  • Housing 44 of the side mounted on the ship catching device 37 are collected.
  • the oil-water mixture may then be fed to a suitable device, such as e.g. a centrifuge, an oil separator, etc., with which the oil can be separated from the water and stored in suitable containers.
  • a suitable device such as e.g. a centrifuge, an oil separator, etc., with which the oil can be separated from the water and stored in suitable containers.
  • FIG. 6 shows a more detailed sectional view through one of the oil retaining elements 39. If such an oil retaining element 39, the sloping bottom 55 of which is formed by a conveyor belt 56 rotating between the deflection rollers 53, 54 (see FIG. Ren reversal point of the conveyor 38 is pivoted in the orientation shown in Fig. 6, the upwardly open cavity 40 of the initially still under water oil retaining element 39 is filled with water 45.
  • the relative to the conveying direction H for the band 12 rear wall 57 of the oil retaining element 39 is double-walled from two mutually parallel wall elements 48, 49 carried out, so that between the two parallel wall elements 48, 49, a second - again open at the top - cavity 47 is formed which is connected via a bottom side in the oil retaining element 39 arranged slot 46 in the front wall member 48 with the larger first cavity 40. In the two cavities 40, 47 are thus communicating water columns.
  • the upper edge of the outer (rear) wall member 49 of the oil retaining element 39 is its orientation shown in Fig. 6 at a lower level than all other upper edges of the other - also lateral - walls of the oil retaining element 39, so that after emergence of the oil retaining element 39 from the water immediately Part of the first (large) cavity 40 located in the water 45 flows through the slot 46 and the second cavity 47 from the oil retaining element 39, whereby the water level in the cavity 40 lowers. If now dripped from the conveyed web 12 from above oil 50 into the first cavity 40, so this displaces a portion of the existing water in the cavity 40 45, which through the slot 46 and the second Cavity 47 can flow through the upper edge into the first cavity of an adjacent Olgurhalteelements.
  • the oil 50 is thus effectively absorbed in the oil retaining means 39 serving as a conveying element at the same time, and, when it tilts at the upper reversal point of the conveyor, flows out of the same together with the remaining water. There it can be collected by suitable collecting means and eg in the
  • the inner (front) wall member 48 of the double-walled wall 57 of the Olschhalteelements 39 is compared with all other - including the lateral - walls of the
  • FIG. 7 shows a perspective cutout on the conveying plane of the conveying device 38 of a further embodiment of a catching device according to the invention, in which the oil retaining means 39 adjoining each other in the conveying direction H are formed by double-walled walls 57 of two wall elements 48, perpendicular to the conveying direction H, 49 substantially perpendicular from a conveyor belt 56, which each form the - sloping - bottom 55 of the respective oil retaining means protrude.
  • the - with respect to the conveying direction H - front wall element of the respective wall 57 has the bottom side a not visible in Fig.
  • the front wall element 48 of the double-walled walls 57 is higher than the rear wall element 49 of the respective wall 57 and equally high or higher than the two lateral walls 59, 60, with the result that the upper edge of the front wall element 48 serves as a conveying element for the train 12 coming to it during the conveying process.
  • FIG. 8 shows a plan view of a water surface 21 contaminated with an oil slick 52.
  • a first ship 2 (cf., for example, FIG Drift direction of the oil contamination according to arrow D moves, using a device 1 according to the invention in a continuous process, a multilayer web 12 of at least two foam plastic layers directly on the edge region of the oil Carpet can be sprayed on, wherein the oil-absorbing web 12 can advantageously be obtained from a second ship 36 following the first ship 2 (see Fig. 4) using a suitable catching device 37 again.
  • the second ship 36 follows a ship 2 with the shortest possible distance, which counteracts production and application of another web 12 at a small distance from the first web 12 a spread of the oil slick 52.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Civil Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Structural Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Public Health (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Laminated Bodies (AREA)
  • Cleaning Or Clearing Of The Surface Of Open Water (AREA)
  • Removal Of Floating Material (AREA)

Abstract

La présente invention concerne un dispositif (1) ainsi qu'un procédé correspondant pour fabriquer et fournir une bande multicouche (12) composée d'au moins deux couches de matière plastique en mousse (4, 7) dans le but de lutter contre une contamination pétrolière sur un plan d'eau. À cet effet, le dispositif (1) comporte au moins deux systèmes de buse (3, 6) pour faire mousser les substances de départ maintenues prêtes dans au moins un réservoir de produits chimiques (13) pour les deux couches de matière plastique en mousse (4, 7), ces deux systèmes de buse (3, 6) étant disposés sur au moins un bras (5, 8) positionné au-dessus de la surface de l'eau et étant espacés l'une de l'autre de telle manière que lors d'un mouvement relatif entre ledit bras (5, 8) et la surface de l'eau, une première couche de matière plastique en mousse (4) puisse être pulvérisée directement sur la surface de l'eau contaminée au moyen du premier système de buse (3) et qu'une deuxième couche de matière plastique en mousse (7) puisse être pulvérisée sur la première couche de matière plastique en mousse (4) au moyen du deuxième système de buse (6).
PCT/EP2012/000233 2011-01-19 2012-01-19 Dispositif et procédé de fabrication et de fourniture d'une bande multicouche pour lutter contre une contamination pétrolière sur un plan d'eau WO2012097991A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011008963.2 2011-01-19
DE102011008963A DE102011008963B4 (de) 2011-01-19 2011-01-19 Vorrichtung und Verfahren zur Herstellung und Ausbringung einer mehrschichtigen Bahn zur Bekämpfung einer Ölkontamination auf einem Gewässer

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WO2012097991A1 true WO2012097991A1 (fr) 2012-07-26

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Citations (8)

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EP0047758A1 (fr) * 1980-03-20 1982-03-24 Delavan Ltd Procede et appareil pour combattre la pollution dans l'eau.
WO1991008347A1 (fr) 1989-12-06 1991-06-13 Wolf Herkenberg Materiau de sorption a mince feuille souple pour enlever les nappes de petrole
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