WO2005115946A1 - A device for manufacturing organic compost from excrement - Google Patents
A device for manufacturing organic compost from excrement Download PDFInfo
- Publication number
- WO2005115946A1 WO2005115946A1 PCT/KR2005/001548 KR2005001548W WO2005115946A1 WO 2005115946 A1 WO2005115946 A1 WO 2005115946A1 KR 2005001548 W KR2005001548 W KR 2005001548W WO 2005115946 A1 WO2005115946 A1 WO 2005115946A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- toilet
- excrements
- organic compost
- excrement
- stirring
- Prior art date
Links
- 239000002361 compost Substances 0.000 title claims abstract description 51
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 33
- 238000003756 stirring Methods 0.000 claims abstract description 91
- 244000005700 microbiome Species 0.000 claims abstract description 61
- 210000002700 urine Anatomy 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 7
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 238000001704 evaporation Methods 0.000 claims abstract description 3
- 230000004913 activation Effects 0.000 claims description 8
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 16
- 238000011109 contamination Methods 0.000 abstract description 7
- 238000002156 mixing Methods 0.000 abstract description 5
- 238000001035 drying Methods 0.000 abstract description 3
- 230000032258 transport Effects 0.000 description 41
- 238000010586 diagram Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000000746 purification Methods 0.000 description 5
- 230000020477 pH reduction Effects 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 230000000284 resting effect Effects 0.000 description 3
- 238000011068 loading method Methods 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K11/00—Closets without flushing; Urinals without flushing; Chamber pots; Chairs with toilet conveniences or specially adapted for use with toilets
- A47K11/02—Dry closets, e.g. incinerator closets
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F3/00—Fertilisers from human or animal excrements, e.g. manure
- C05F3/04—Fertilisers from human or animal excrements, e.g. manure from human faecal masses
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F3/00—Fertilisers from human or animal excrements, e.g. manure
- C05F3/06—Apparatus for the manufacture
-
- 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
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
-
- 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
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
- Y02P20/145—Feedstock the feedstock being materials of biological origin
Definitions
- the present invention relates generally to a device for manufacturing organic compost from excrement in a toilet to automatically transform human excrements into organic compost and, more particularly, to a device for manufacturing organic compost from human excrements, by installing an excrement transporting device, a stirring room and a microorganism feeding hopper.
- the device according to the present invention transports human excrements automatically to the stirring room without using water after a toilet is used, and produces organic compost by stirring with microorganisms.
- the present invention has advantages that water consumption in a restroom and contamination of water and environment are reduced because excrement treatment and purification devices are not required, and organic compost for planting crops is manufactured.
- a restroom should be generally equipped with at least a water tank, a toilet paper and a purification tank.
- human excrements are treated by water and nationwide water consumption in Korea is estimated to increase by several tens of thousand tons every year. Korea is likely to run short of water resources in the near future. Therefore, effective countermeasures should be devised urgently.
- the present invention is provided to solve the above-mentioned problems.
- the present invention provides a device for manufacturing organic compost from human excrement, which is equipped with a transport belt under the bottom of a seat of a stationary toilet, movable toilet, vessel toilet or airplane toilet, and includes the steps of: transporting the human excrements to a stirring room by the transport belt; mixing them with microorganisms fed from a microorganism hopper during stirring to produce organic compost; and drying the organic compost.
- the present invention has advantages that human excrements are treated without using water after a restroom is used, organic compost is produced, water consumption is reduced and soil acidification is prevented.
- a transport belt 5 is installed under a seat 4 disposed on a main body 2 in a toilet 1 to transport the excrements to a stirring room 7, and a stirring blade 8 is installed in the stirring room 7 to mix the excrements.
- a microorganism hopper 10 is installed on the upper side of the stirring room to feed microorganisms to excrements in the stirring room, and a discharge blade 9 is installed in a discharge hole to discharge the excrements crushed in the stirring room to a muck collector 15.
- a liquid collector 16 is formed to receive and evaporate urine fallen from the transport belt, and an air purifying room 18 is formed to discharge, through a exhaust pipe 17, air that have dried urine and excrements inside the main body.
- a device for manufacturing organic compost from excrement is installed in a toilet to transform excrements to organic compost, and thereby additional excrement treatment facilities are not required, and cost for excrement treatment and water used in a restroom is saved.
- the device for manufacturing organic compost is applied to a restroom and has following advantages.
- FIG. 1 is a sectional view of a device for manufacturing organic compost from excrement according to the present invention.
- Fig. 2 is a sectional view showing a microorganism hopper and a stirring room according to the present invention.
- Fig. 3 is a schematic view showing a transport belt according to the present invention, transporting excrements to the stirring room.
- Fig. 4 is a schematic view showing a microorganism hopper according to the present invention.
- FIG. 5 is a schematic view showing a connection between a cover and an activation switch according to the present invention.
- Fig. 6 is a diagram showing a connection between a stirring blade drive gear and a discharge blade drive gear according to the present invention.
- Fig. 7 is a diagram showing a connection between a sprocket and a hook lever for feeding microorganisms according to the present invention.
- Fig. 8 is a diagram showing a connection between a sprocket and a feeding blade for feeding microorganisms according to the present invention.
- Fig. 9 is a perspective view showing a seat and a door for loading and unloading a muck collector according to the present invention.
- Fig. 10 is a plan view showing a feeding blade for feeding microorganisms and a seat according to the present invention.
- Fig. 10 is a plan view showing a feeding blade for feeding microorganisms and a seat according to the present invention.
- Fig. 11 is a sectional view showing a stirring blade for mixing excrements and a discharge blade for discharging excrements according to another embodiment of the present invention.
- Fig. 12 is a sectional view of a stirring room having a stirring blade and a discharge blade according to another embodiment of the present invention.
- Fig. 13 is a schematic view showing a handle to operate a transport belt manually according to an embodiment of the present invention.
- Fig. 14 is a sectional view of a device installed in a restroom for manufacturing organic compost according to an embodiment of the preset invention. [28] ⁇ Description of the elements in the drawings>
- toilet 2 main body
- a device for manufacturing organic compost from excrement comprises a transport belt 5 installed under a seat 4 disposed on a main body 2 in a toilet 1, capable of transporting excrements; a stirring room 7 mixing with a stirring blade 8 the excrements transported by the transport belt; a microorganism hopper 10 installed on the upper part of the stirring room, feeding microorganisms into the excrements stirred in the stirring room; a discharge blade 9 installed in a discharge hole, discharging into a muck collector 15 the excrements crushed in the stirring room; a liquid collector 16 receiving and evaporating urine fallen from the transport belt; an air purifying room 18 drying the excrements and urine inside the main body, purifying and discharging air through an exhaust pipe 17;and a controller 40 installed at a side of the main body, capable of electrically controlling the device.
- the device for manufacturing organic compost from excrement includes a plurality of stirring blades 8 in the stirring room to mix the excrements sequentially.
- the stirring room has at least one discharge blade on the bottom thereof to crush and discharge excrements from the stirring room to the muck collector.
- the microorganism hopper has a feeding blade for feeding microorganisms on the bottom thereof to feed a predetermined quantity of microorganism to the stirring room.
- the microorganism hopper has a hook lever 11 on a side thereof, and feeds microorganisms to the stirring room by driving a sprocket 14 formed on a side of a feeding blade 20, via a stopper 13 connected to the hook lever.
- the air purifying room has a heater on a side thereof to dry excrements and urine.
- the air purifying room has an ozone generator 23 on a side thereof to remove odor generated inside the main body.
- the air purifying room has a fan 22 for air suction on the ceiling thereof and a heater 21 on a side of the fan.
- the transport belt has rollers 6 at its both ends and at least one knife blade 24 supported by springs 25 at a side thereof to remove excrements placed on the transport belt.
- the main body has a door 26 with a sealed packing on the front surface thereof to load or unload a muck collector.
- the main body has an activation switch 28 for driving a transport belt on the top surface thereof to contact with a lower part of the rear side of the seat cover.
- the transport belt has an insertion hole 30 for a handle 29 on a side of a transport roller to operate the transport belt manually.
- a thermostat 34 is provided to control the operation of the fan, and a muck overflow preventer 36 is provided on a side thereof.
- FIG. 1 is a sectional view of a device for manufacturing organic compost from excrement according to the present invention.
- a toilet 1 includes a cover 3 and a seat 4 formed on the left top of a main body 2, and a microorganism hopper 10 on the right top of the main body 2.
- a stirring blade 8 installed in the stirring room 7 rotates with the operation of the transport belt 5 simultaneously.
- a plurality of knife blades 24 are installed under the transport belt 5, and remove the excrements 200 remaining on the transport belt 5 to drop them into the muck collector 15.
- the hook lever 11 lifts up a rod 12 that is movable up and down.
- a stopper 13 disposed at the lower end of the rod 12 pulls, by a stroke, a sprocket 14 connected to an axis of a feeding blade 20 which is placed at the lower part of the microorganism hopper 10, and the feeding blade 20 is rotated by 90 degrees to feed microorganisms 100 placed on the feeding blade 20 into the stirring room 7 to mix and stir with the excrements 200.
- An exhaust pipe 17 is attached on the ceiling of an air purifying room 18, and an air inlet 17b is disposed at a side of the exhaust pipe 17.
- a fan 22 is installed in the air inlet to supply air to the air purifying room, and a heater 21 is placed under the fan 22 to dry the excrements 200 stored in the muck collector 15 and urine stored in a liquid collector 16.
- An ozone generator 23 is attached on a side of the air purifying room 18 to remove odor and sterilize urine and excrements in the main body.
- the stirring room 7 and the air purifying room 18 are not separated and a space in the stirring room belongs also to the air purifying room 18.
- a discharge blade 9 is formed in a discharge hole 9 'under the stirring room and controlled at a predetermined time interval by a controller 40 which is formed on a side of the stirring room 7.
- the excrements 200 stirred with the microorganisms 100 are discharged to the muck collector 15 by the operation of the discharge blade 9.
- the muck collector 15 is placed under the stirring room 7, and the length of the muck collector is the same as that of the bottom of the stirring room plus a half of that of the transport belt 5 to accommodate excrements and urine.
- the muck collector 15 may be loaded or unloaded through a door 26 formed on the front surface of the main body 2 if necessary.
- FIG. 2 is a sectional view showing a microorganism hopper and a stirring room according to the present invention.
- the microorganism hopper 10 is installed on the upper side of the stirring room 7 and the feeding blade 20 is formed in a microorganism inlet 20'on the bottom of the microorganism hopper 10 to feed microorganisms to the stirring room 7.
- the stirring blade 8 is installed in the stirring room 7 to mix the excrements with microorganisms.
- the discharge blade 9 is installed in the discharge hole 9'of the stirring room 7 to discharge the excrements 200 to the muck collector 15.
- An air outlet 17a is formed at a side of the ceiling in the air purifying room to discharge internal air to the outside.
- An air inlet 17b is formed at another side of the ceiling in the purifying room to flow air into the stirring room through an induction pipe 17c, and a fan 22 and a heater 21 are installed in the air inlet 17b.
- FIG. 3 is a schematic view showing a transport belt transporting excrements to the stirring room according to the present invention.
- the transport belt is driven by two rollers 6 disposed at its both ends and is inclined to convey the excrements to the stirring room smoothly.
- the muck collector 15 is installed under the rear side of the transport belt 5, and a plurality of knife blades 24 are disposed on the bottom surface of the transport belt 5 to remove completely excrements left on the transport belt 15.
- Springs 25 are installed to supporters supporting knife blades, corresponding to the rotation of the transport belt.
- the knife blades have the same width as that of the transport belt, and the springs 25 supporting the knife blades are installed at the outside of the main body.
- FIG. 4 is a schematic view showing a microorganism hopper according to the present invention.
- a protection cover is provided on the top of the microorganism hopper 10 and the microorganism inlet 20' is formed horizontally under the bottom of the microorganism hopper 10.
- a feeding blade 20 is installed in the microorganism inlet 20'in a full width of the microorganism inlet along the horizontal direction.
- a hook lever disposed on a side of the microorganism hopper moves up and down a stopper to drive a sprocket. The microorganism is fed by rotating a feeding blade connected to a side of the sprocket.
- FIG. 5 is a schematic view showing a connection between a cover and an activation switch according to the present invention.
- the activation switch 28 of the transport belt is pressed, operates a driving motor installed at a side of a roller, and the driving motor operates the transport belt.
- the stirring blade in the stirring room is rotating, stirring and crushing excrements, while the discharge blade in a discharge hole is not operating.
- FIG. 6 is a diagram showing a connection between a stirring blade drive gear and a discharge blade drive gear according to the present invention.
- Excrements are stirred with microorganisms by the stirring blade in the stirring room, and discharged into the muck collector 15 by the operation of the discharge blade disposed in a discharge hole 9 'which is driven by connecting a transmission gear 31 between a stirring blade drive gear 33 and a discharge blade drive gear 32.
- the transmission gear 31 is movable in a guide hole 35 formed on an outer wall of the main body and the movement of the transmission gear is performed by an electrical operation (not shown) controlled in a control box, and the movable transmission gear 31 conveys the driving force of the stirring blade drive gear 33 to the discharge blade drive gear 32.
- FIG. 7 is a diagram showing a connection between a sprocket and a hook lever for feeding microorganisms according to the present invention. If a toilet user pulls the hook lever 11 installed on the front surface of the microorganism hopper 10 during or after use, the hook lever 11 lifts up the rod 12 connected thereof. The stopper 13 disposed at the lower end of the rod 12 pulls, by a stroke, the sprocket 14 connected to the axis of a feeding blade 20, and the feeding blade 20 is rotated by 90 degrees to feed microorganisms placed on the feeding blade 20 into the stirring room.
- FIG. 8 is a diagram showing a connection between a sprocket and a feeding blade for feeding microorganisms according to the present invention, and shows a perspective view of the connection between the feeding blade and the sprocket for driving the feeding blade, operating as explained in Fig. 7.
- FIG. 9 is a perspective view showing a seat and a door for loading and unloading a muck collector according to the present invention.
- a door 26 is provided in the front surface of the main body, and has a conventional lock system at a side thereof and a packing 27 for air sealing at the internal periphery of the door 26.
- the muck collector 15 is loaded or unloaded through the door 26.
- Excrements in the muck collector has already been transformed into organic compost by microorganisms and completely dried.
- FIG. 10 is a plan view showing a feeding blade for feeding microorganisms and a seat according to the present invention.
- a feeding blade is formed in a microorganism hopper.
- An activation switch and a seat are shown, by omitting the cover.
- FIG. 11 is a sectional view showing a stirring blade for mixing excrements and a discharge blade according to another embodiment of the present invention.
- a plurality of discharging blades 9 are installed in a discharge hole 9 'under a stirring blade 8 in the stirring room, and excrements stirred with microorganisms in the stirring room are crushed between the discharge blades while the excrements are discharged into a muck collector 15 through the discharge hole.
- Fig. 12 is a sectional view of a stirring room having a stirring blade and a discharge blade according to another embodiment of the present invention.
- a stirring blade is located close to the wall of the stirring room, and a plurality of discharge blades 9 are provided in the discharge hole under the stirring blade to discharge excrements downwards.
- FIG. 13 is a schematic view showing a handle to operate a transport belt manually according to another embodiment of the present invention.
- the transport belt is operated manually by a handle 29 installed in an insertion hole 30 located at a roller 6 of the transport belt 5.
- An electric drive device of the present invention may be modified to use a battery, and the battery may be used in the case of electric power failure.
- FIG. 14 is a sectional view of a device installed in a restroom for manufacturing organic compost according to another embodiment of the preset invention.
- a plurality of stirring blades are provided in the stirring room to mix excrements with microorganisms, and the excrements mixed with microorganisms are discharged to the muck collector by a discharge blade.
- the device for manufacturing organic compost from excrement according to the present presentation may be applicable to a stationary toilet, a toilet temporarily installed in a resting room, park, playground and highway, a vessel toilet, an airplane toilet and a train toilet, and thereby contamination of both water and air may be prevented.
- the device for manufacturing organic compost from excrement according to the preset invention may be installed in an airplane toilet, an ocean-going vessel, a coastwise vessel, a fishing vessel and a sightseeing vessel, and thereby prevents ocean contamination due to excrements disposal without permission.
- At least one heater may be installed inside the main body of the toilet according to the present invention corresponding to the capacity of a toilet.
- an ozone generator is installed in an air purifying room of a toilet, removes odor generated from excrements, sterilizes and discharges air to the outside to prevent air contamination.
- the device for manufacturing organic compost from excrement according to the present invention is installed in a public toilet, hotel toilet and school toilet, a substantial quantity of organic compost may be produced, sold for planting crops and thereby electric cost for the operation of the device may be compensated.
- Urine collected in a liquid collector 16 is not treated separately because it is evaporated by a heater and discharged through an exhaust pipe.
- a device for manufacturing organic compost from excrement according to the preset invention may be installed at home or hotel toilet, a public toilet and toilets of airplane and vessel.
- the present invention may be applied to toilets installed temporarily at a resting room, construction site, performance place and all other toilets, and organic compost may be manufactured from excrements without using any other treatment devices.
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/569,120 US20070199140A1 (en) | 2004-05-31 | 2005-05-26 | Device For Manufacturing Organic Compost From Excremet |
EP05746060A EP1784372A4 (en) | 2004-05-31 | 2005-05-26 | A device for manufacturing organic compost from excrement |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040039175A KR100595742B1 (en) | 2004-05-31 | 2004-05-31 | A manufacturing device changing excrements into organic compost in a toilet |
KR10-2004-0039175 | 2004-05-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005115946A1 true WO2005115946A1 (en) | 2005-12-08 |
Family
ID=35450797
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2005/001548 WO2005115946A1 (en) | 2004-05-31 | 2005-05-26 | A device for manufacturing organic compost from excrement |
Country Status (5)
Country | Link |
---|---|
US (1) | US20070199140A1 (en) |
EP (1) | EP1784372A4 (en) |
KR (1) | KR100595742B1 (en) |
CN (1) | CN100460363C (en) |
WO (1) | WO2005115946A1 (en) |
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- 2005-05-26 CN CNB2005800184767A patent/CN100460363C/en not_active Expired - Fee Related
- 2005-05-26 US US11/569,120 patent/US20070199140A1/en not_active Abandoned
- 2005-05-26 EP EP05746060A patent/EP1784372A4/en not_active Ceased
- 2005-05-26 WO PCT/KR2005/001548 patent/WO2005115946A1/en active Application Filing
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102641093A (en) * | 2012-04-21 | 2012-08-22 | 南通大学 | Biological intelligent deodorization closestool |
CN102660989A (en) * | 2012-04-21 | 2012-09-12 | 南通大学 | Method for controlling work of biological intelligent deodorization closestool |
CN102660989B (en) * | 2012-04-21 | 2014-03-19 | 南通大学 | Method for controlling work of biological intelligent deodorization closestool |
CN111759208A (en) * | 2020-07-06 | 2020-10-13 | 农业农村部规划设计研究院 | Squatting type ecological dry toilet |
Also Published As
Publication number | Publication date |
---|---|
KR100595742B1 (en) | 2006-07-03 |
US20070199140A1 (en) | 2007-08-30 |
EP1784372A1 (en) | 2007-05-16 |
CN1964933A (en) | 2007-05-16 |
CN100460363C (en) | 2009-02-11 |
KR20050113994A (en) | 2005-12-05 |
EP1784372A4 (en) | 2011-07-20 |
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