WO2013026869A1 - Kontaktfiltervorrichtung zum abscheiden von suspendierten schwebstoffen aus wasser - Google Patents
Kontaktfiltervorrichtung zum abscheiden von suspendierten schwebstoffen aus wasser Download PDFInfo
- Publication number
- WO2013026869A1 WO2013026869A1 PCT/EP2012/066322 EP2012066322W WO2013026869A1 WO 2013026869 A1 WO2013026869 A1 WO 2013026869A1 EP 2012066322 W EP2012066322 W EP 2012066322W WO 2013026869 A1 WO2013026869 A1 WO 2013026869A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- filter box
- contact
- filter device
- width
- filter
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 57
- 238000001914 filtration Methods 0.000 claims abstract description 3
- 239000010802 sludge Substances 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 239000003054 catalyst Substances 0.000 abstract description 4
- 239000007787 solid Substances 0.000 description 11
- 238000000926 separation method Methods 0.000 description 8
- 238000004140 cleaning Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000008213 purified water Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000010841 municipal wastewater Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
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
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
-
- 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
- B01D21/0003—Making of sedimentation devices, structural details thereof, e.g. prefabricated parts
-
- 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
- B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
- B01D21/0051—Plurality of tube like channels
-
- 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
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2405—Feed mechanisms for settling tanks
-
- 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
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2444—Discharge mechanisms for the classified liquid
-
- 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
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
- B01D21/2483—Means or provisions for manually removing the sediments
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
- C02F1/004—Processes for the treatment of water whereby the filtration technique is of importance using large scale industrial sized filters
Definitions
- the invention relates to a contact filter device for separating suspended suspended solids, sludge and solid particles from water.
- the object of the invention is to provide a contact filter device with increased efficiency, which is also able to separate suspended substances that are lighter than water.
- the contact filter device for filtering raw water and discharge of pure water, a rectangular filter box in which a Zuflußschacht is disposed on a wall of the filter box and in which a contact tube bundle between the Zuflußschacht and a
- Zuflußschacht opposite side of the filter box wherein the width of the Zuflußschachtes is approximately equal to the width of the filter box and wherein the depth of the Zuflußschachtes is a fraction of the width of the filter box, and wherein the Zuflußschacht at its upper portion a Zufmungsstutzen for the raw water and is open at the bottom to the interior of the filter box.
- the inflow shaft is preferably also open at the top.
- the contact filter device can separate suspended matter which is lighter than water, and an efficiency of separation of more than 96 percent can be achieved in the contact filter device.
- suspended matter which is lighter than water
- living microorganisms can also be removed from biological treatment stages by means of the According to the invention Konfakt rte ri rt rti ng be separated from the water.
- Konfakt rte ri rt rti ng be separated from the water.
- An advantageous embodiment of the contact filter device according to the invention is characterized in that the filter box has a flat filter bottom and then four equally high side walls, a north side, a south side, an east side and a west side, in particular, the inflow shaft has the shape of a rectangular box, the is formed of four equally high side walls, a north side, a south side, an east side and a west side. This results in a clear and easily manufacturable structure of the contact filter device.
- a further advantageous embodiment of the Kunststoffftltervoroplasty invention is characterized in that the ratio of the width of the south side of the filter box to the width of the south side of the Zuflußschachtes about 5 to 15, whereby the hydraulic equalization of the water flow to be cleaned is improved.
- a further advantageous embodiment of the contact filter device according to the invention is characterized in that the Zuflußscinacrrt mounted in the filter box is detachably mounted on the Fiiterkasten such that it can be preferably removed upwards out of the filter box, whereby the cleaning of the contact filter device is facilitated in an advantageous manner.
- a further advantageous embodiment of the contact filter device according to the invention is characterized in that the inflow chute mounted in the filter box overhangs the same by at least one width of the south side of the inflow shaft, whereby advantageously an easy assembly and disassembly of the inflow shaft is ensured and continue the inlet pipe at a favorable procedural position can be attached to the inlet shaft.
- a further advantageous embodiment of the contact filter device according to the invention is characterized in that the filter box has an inclined drain weir for scum, wherein the drain weir is preferably in the form of an inclined rectangular plate with a horizontal weir edge and two side plates and executed. About the drain we can
- a further advantageous embodiment of the contact filter device according to the invention is characterized in that the drain weir is arranged on a U-shaped rectangular section of the upper edge of the south side of the filter box, and that the width of the drain weir about the difference in length between the width of the south side of the feeder box minus corresponds to the width of the south side of the inflow shaft,
- a further advantageous embodiment of the contact filter device according to the invention is characterized in that in at least one side wall near the transition to the filter bottom a discharge nozzle for settling sludge is used, which is hydraulically connected to a Abschlammventil, preferably a flap or ball valve. It can be deposited by the temporary rapid opening of the Abschlammventils on the filter bottom in an advantageous manner
- a further advantageous embodiment of the contact filter device according to the invention is characterized in that a collector is provided for pure water in the form of a vertically mounted top and bottom open pipe section, which is half immersed in the filter box at the top forming water level with the horizontal level line AB, and that a horizontally mounted pure water line is inserted into the collector, which leads out of the ontaktfittervornchtung and is preferably shut off by a valve.
- a collector is provided for pure water in the form of a vertically mounted top and bottom open pipe section, which is half immersed in the filter box at the top forming water level with the horizontal level line AB, and that a horizontally mounted pure water line is inserted into the collector, which leads out of the ontaktfittervornchtung and is preferably shut off by a valve.
- a further advantageous embodiment of the contact filter device according to the invention is characterized in that the preferably designed as a package contact tube bundle has a plurality of equal length, vertical and honeycomb tightly mounted tightly tubular elements made of metal or plastic, the upper end and lower end is open, preferably the
- Opening diameter of the upper end and the lower end corresponds approximately to the pipe diameter minus 2 times the wall thickness of the tubular element.
- Net structure executed has lateral surface (34), wherein a perforated structure is preferred.
- a perforated structure is preferred.
- the efficiency of the separation of solids is further increased in an advantageous manner, in particular when the texturing of the lateral surface is carried out so that a wetted surface of 100 to 300 m 2 is available per cubic meter of catalyst tube bundle:
- a further advantageous embodiment of the contact filter device according to the invention is characterized in that the rectangular filter box is designed with externally mounted reinforcing ribs. From which advantageously a material-saving lightweight construction of
- Fig. 1 is a sectional view of the contact filter device according to the invention.
- Fig. 2 is a side view of the contact filter device according to the invention
- the inventive device Fig. 1 comprises an open-topped rectangular filter box 1 preferably as BlechkonstruMion mi mi a flat bottom 2 and welded to it four equally high side walls, a north side 3, a south side 4, an east side 5 and a west side 6.
- an inflow shaft 7 In the device if there is an inflow shaft 7,
- the Zuflußschacht 7 has the shape of a top and bottom open rectangular sheet metal box formed of four equal high side walls, a south side 8, a north side 9, a west side 10, an east side 18, and an upper opening 12 and a lower opening 11.
- the Zuflußschacht is mounted in the filter box 1, that the west side 10 of the feed chute against the west side 6 of the filter box 1.
- Zuflußschachtes is about 5 to 15
- Width south side 8 inflow shaft 7 The north side 3, the filter box 1, has the same width as the south side 4 of the filter box 1.
- the north side 9 of the inflow shaft has the same width as the south side 8 of the inflow shaft.
- the ratio of the width of the south side 4, the filter box 1, to the distance H of the Zuflußschachtes 7 from the filter bottom 2 is about 1 to 3
- the inflow shaft 7 has an inlet connection 13 for the raw water, the inlet connection 13 opens, as shown in FIG. 1, in the south side 8 or in the north side 9 or in the west side 10 of the inflow shaft. 7
- the mounted in the filter box 1 Zuflußschacht 7 surmounted the same by at least one width of the south side 8 of the Zuflußschachtes 7 whereby an easy assembly and disassembly of the Zuflußschachtes is ensured and continue the Bnlauistutzen 13 can be attached to a procedural favorable position to the feed chute 7.
- the Zuflußschacht 7 can also be easily pulled up out of the filter box 1, so that a cleaning of the same can be easily made.
- the filter box 1 has a sloping drain 14 for scum.
- the drain weir 14 in the form of an inclined rectangular plate has a horizontal weir edge 15 and two side plates 16 and 17. As shown in FIG. 1, the drain weir 14 is welded to a U-shaped rectangular cutout from the upper edge of the south side 4 of the filter box 1.
- the width of the drain weir 14 corresponds approximately to the difference in length between the width of the south side 4 of the filter box 1 minus the width of the south side 8 of the Zuflußschachtes. 7
- the contact filter device according to the invention then exhibits an optimized separation performance if the aspect ratio:
- a discharge nozzle 20 is used for settling sludge.
- the discharge nozzle 20 is hydraulically connected to the blowdown valve 21.
- the blowdown valve 21 is designed in the form of a flapper or ball valve, so that by temporarily rapid opening of 21 deposited on the filter bottom 2 settling sludge S is discharged from the contact filter device, the contact filter device further comprises a collector 22 for pure water.
- the collector 22 is in the form of a vertically mounted top and bottom open pipe section, which is half immersed in the filter box 1 at the top forming water level with the horizontal level line A-B.
- the collector 22 has a lateral weld-in perforation 23 at half the pipe length into which the horizontally mounted clean water line 24 is inserted.
- the pure water line leads, by means of the drain flange 25 out of the contact filter device according to the invention and can be shut off by the valve 26.
- the level line AB As explained in Fig. 1 determines the position of the drain flange in the north side 3 of the filter box 1, the height of the level line AB of the water level in the same, In order to ensure the functionality of the device according to the invention, the level line AB must be set so that a few centimeters below the horizontal weir edge 15 is located.
- a rectangular shaped contact tube bundle 30 is further arranged, the contact tube bundle 30 has a plurality of equal length, vertically and honeycomb tightly mounted tube members 31 made of metal or plastic, the upper end 32 and lower end 33 is open.
- the opening diameter of 32 and 33 corresponds to the pipe diameter minus 2 times the wall thickness of the tubular element 31.
- the lateral surface 34 of the tubular element 31 is textured, corrugated or designed as a perforated net.
- the contact filter device then has an optimized separation performance if the texturing of the lateral surface 34 is designed so that a wetted surface of 100 to 300 m 2 is available per cubic meter of catalyst bundles.
- the length of the contact tube bundle 30 corresponds to the internal width of the east side 5 of the filter box 1.
- the width of the Contact tube bundle 30 corresponds approximately to the difference in length between the width of the south side 4 of the filter box 1 minus the width of the south side 8 of the inflow shaft 7.
- the contact filter device has an improved separation performance when the distance J of the contact tube bundle 30 from the filter bottom 2, measured from the lower end 33 of a tubular element 31 during assembly in the filter box 1 is selected so that applies
- the height of the contact tube bundle 30 is one to three meters, and pipe elements 31, if they are shorter than 1 to 3 meters, are then optionally arranged vertically one above the other.
- the contact filter device then has an optimized separation performance when the distance L of the clean water line 24 from the contact tube bundle 30, measured from the upper end 32 of a tubular element 31, in the filter box 1 is dimensioned constructively such that
- the tube elements 31 of the tube bundle are fully accessible from above so that a possible cleaning process is easy to perform.
- the contaminated with suspended suspended solids, sludge and solid particles raw water R enters through the inlet nozzle 13 into the feed chute 7 and flows evenly down to
- the thus pre-cleaned raw water then continues to flow vertically upwards and enters evenly into the lower tube opening 33 of the tube elements 31 of the contact tube bundle 30. As it flows through the bundle of catalyst tubes 30, the water is further purified of the finest suspended matter and living microorganisms.
- the thus purified water exits at the top from the upper tube openings 32 of the tube elements 31 of the contact tube bundle 30 and flows up to the collector 22. From the collector 22, the purified water P leaves the device according to the invention via the open valve 26 through the clean water line 24.
- Certain residual amounts of suspended suspended solids, sludge and solid particles can accumulate on the water level with the level line A_B above the contact tube bundle 30 and form there a layer of scum F, for discharging at the level of the level line A_B accumulating on the water scum F is at continuous inflow of raw water R to the device according to the invention, the shut-off valve 26 closed for the Retnwasser.
- the water is dammed in the contact filter device and consequently the height of the level line A-B slowly increases until the water level reaches the height of the weir edge 15 and the scum F flows out of the contact filter device according to the invention on the drain weir for scum 14.
- the purified wastewater stream P of about 1m3 / h, which emanated from the contact filter device according to the invention via pure water line 24 was constantly only a content of filterable substances ⁇ ATV Guide Nr.2-2) of less than 20 milligrams per liter, what a Efficiency of deposition of 99 percent corresponds.
- shut-off valve 30 contact tube bundles
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
- Sewage (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1402634.8A GB2508534A (en) | 2011-08-23 | 2012-08-22 | Contact filter device for separating suspended matter from water |
ES201490019A ES2491366B1 (es) | 2011-08-23 | 2012-08-22 | Dispositivo de filtro de contacto para separar materias suspendidas en el agua |
US14/240,345 US20140299535A1 (en) | 2011-08-23 | 2012-08-22 | Contact filter device for separating suspended matter from water |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE202011051065U DE202011051065U1 (de) | 2011-08-23 | 2011-08-23 | Kontaktfiltervorrichtung |
DE202011051065.4 | 2011-08-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013026869A1 true WO2013026869A1 (de) | 2013-02-28 |
Family
ID=44974242
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2012/066322 WO2013026869A1 (de) | 2011-08-23 | 2012-08-22 | Kontaktfiltervorrichtung zum abscheiden von suspendierten schwebstoffen aus wasser |
Country Status (5)
Country | Link |
---|---|
US (1) | US20140299535A1 (de) |
DE (1) | DE202011051065U1 (de) |
ES (1) | ES2491366B1 (de) |
GB (1) | GB2508534A (de) |
WO (1) | WO2013026869A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105833609A (zh) * | 2016-04-27 | 2016-08-10 | 池州大自然环保工程有限公司 | 沉淀过滤泥水分离器 |
BE1024467B1 (nl) * | 2017-03-24 | 2018-02-28 | Waterleau Group Nv | Afvalwaterbehandelingsinstallatie |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1255641A (en) * | 1968-01-13 | 1971-12-01 | Greening Warrington Ltd N | A method of separating solids suspended in a liquid |
US3886064A (en) | 1971-11-12 | 1975-05-27 | Gustavsbergs Fabriker Ab | Lamellar separator |
DE2420745A1 (de) * | 1974-04-29 | 1975-10-30 | Ishigaki Mech Ind | Vorrichtung zum klaeren von abwasser |
US4151084A (en) | 1977-10-06 | 1979-04-24 | Water Purification Associates | Lamella separators |
WO1986005412A1 (en) | 1985-03-12 | 1986-09-25 | JO^/RGEN MOSBA^EK JOHANNESSEN ApS | A lamella separator |
US4889624A (en) | 1989-01-06 | 1989-12-26 | The Graver Company | Lamella gravity separator |
WO1994011312A1 (en) | 1992-11-09 | 1994-05-26 | Cowiconsult Rådgivende Ingeniører As | A purification system and a lamella separator for sedimentation of particles |
EP1260259A1 (de) * | 2001-05-14 | 2002-11-27 | Hyosong M. Lee | Vorrichtung und Verfahren zum Sedimentieren feiner Feststoffpartikel aus einer kontinuierlich strömenden Suspension |
DE10128062A1 (de) * | 2001-06-09 | 2002-12-12 | Henkel Kgaa | Entschlammungseinrichtung und Verfahren zum Entschlammen einer Flüssigkeit |
GB2398519A (en) * | 2003-02-21 | 2004-08-25 | Siltbuster Ltd | A liquid separator for separating solids from a liquid |
EP1559686A1 (de) * | 2004-01-14 | 2005-08-03 | Markus Baumann | Klärbecken mit Auslasseinrichtung für Klarwasser |
WO2008137921A1 (en) * | 2007-05-07 | 2008-11-13 | South Inter Trade Llc | Water treatment unit |
WO2010145810A1 (de) | 2009-06-16 | 2010-12-23 | Holger Blum | Verfahren und vorrichtung zum reinigen von abwasser |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3925205A (en) * | 1969-07-02 | 1975-12-09 | Vaughan Reynell Sparham | Method of separating solids suspended in a liquid |
US9108864B2 (en) * | 2011-09-15 | 2015-08-18 | Storm Drain Technologies, Llc | Construction site water treatment system and methods |
-
2011
- 2011-08-23 DE DE202011051065U patent/DE202011051065U1/de not_active Expired - Lifetime
-
2012
- 2012-08-22 WO PCT/EP2012/066322 patent/WO2013026869A1/de active Application Filing
- 2012-08-22 ES ES201490019A patent/ES2491366B1/es not_active Expired - Fee Related
- 2012-08-22 US US14/240,345 patent/US20140299535A1/en not_active Abandoned
- 2012-08-22 GB GB1402634.8A patent/GB2508534A/en not_active Withdrawn
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1255641A (en) * | 1968-01-13 | 1971-12-01 | Greening Warrington Ltd N | A method of separating solids suspended in a liquid |
US3886064A (en) | 1971-11-12 | 1975-05-27 | Gustavsbergs Fabriker Ab | Lamellar separator |
DE2420745A1 (de) * | 1974-04-29 | 1975-10-30 | Ishigaki Mech Ind | Vorrichtung zum klaeren von abwasser |
US4151084A (en) | 1977-10-06 | 1979-04-24 | Water Purification Associates | Lamella separators |
WO1986005412A1 (en) | 1985-03-12 | 1986-09-25 | JO^/RGEN MOSBA^EK JOHANNESSEN ApS | A lamella separator |
US4889624A (en) | 1989-01-06 | 1989-12-26 | The Graver Company | Lamella gravity separator |
WO1994011312A1 (en) | 1992-11-09 | 1994-05-26 | Cowiconsult Rådgivende Ingeniører As | A purification system and a lamella separator for sedimentation of particles |
EP1260259A1 (de) * | 2001-05-14 | 2002-11-27 | Hyosong M. Lee | Vorrichtung und Verfahren zum Sedimentieren feiner Feststoffpartikel aus einer kontinuierlich strömenden Suspension |
DE10128062A1 (de) * | 2001-06-09 | 2002-12-12 | Henkel Kgaa | Entschlammungseinrichtung und Verfahren zum Entschlammen einer Flüssigkeit |
GB2398519A (en) * | 2003-02-21 | 2004-08-25 | Siltbuster Ltd | A liquid separator for separating solids from a liquid |
EP1559686A1 (de) * | 2004-01-14 | 2005-08-03 | Markus Baumann | Klärbecken mit Auslasseinrichtung für Klarwasser |
WO2008137921A1 (en) * | 2007-05-07 | 2008-11-13 | South Inter Trade Llc | Water treatment unit |
WO2010145810A1 (de) | 2009-06-16 | 2010-12-23 | Holger Blum | Verfahren und vorrichtung zum reinigen von abwasser |
Also Published As
Publication number | Publication date |
---|---|
US20140299535A1 (en) | 2014-10-09 |
ES2491366A2 (es) | 2014-09-05 |
DE202011051065U1 (de) | 2011-10-20 |
ES2491366R1 (es) | 2015-03-31 |
ES2491366B1 (es) | 2016-03-22 |
GB201402634D0 (en) | 2014-04-02 |
GB2508534A (en) | 2014-06-04 |
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