EP1020565A2 - Agencement d'épandage d'un liant et dispositif de nettoyage comportant un tel agencement - Google Patents

Agencement d'épandage d'un liant et dispositif de nettoyage comportant un tel agencement Download PDF

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Publication number
EP1020565A2
EP1020565A2 EP00100321A EP00100321A EP1020565A2 EP 1020565 A2 EP1020565 A2 EP 1020565A2 EP 00100321 A EP00100321 A EP 00100321A EP 00100321 A EP00100321 A EP 00100321A EP 1020565 A2 EP1020565 A2 EP 1020565A2
Authority
EP
European Patent Office
Prior art keywords
arrangement according
arrangement
axis
binder
dispensing
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP00100321A
Other languages
German (de)
English (en)
Other versions
EP1020565A3 (fr
Inventor
Bernhard Helmut Lehner
Manfred Anton Lehner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lehner Agrar GmbH
Original Assignee
Lehner Agrar GmbH
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 Lehner Agrar GmbH filed Critical Lehner Agrar GmbH
Publication of EP1020565A2 publication Critical patent/EP1020565A2/fr
Publication of EP1020565A3 publication Critical patent/EP1020565A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/12—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for distributing granular or liquid materials
    • E01C19/20—Apparatus for distributing, e.g. spreading, granular or pulverulent materials, e.g. sand, gravel, salt, dry binders
    • E01C19/201—Apparatus for distributing, e.g. spreading, granular or pulverulent materials, e.g. sand, gravel, salt, dry binders with driven loosening, discharging or spreading parts, e.g. power-driven, drive derived from road-wheels
    • E01C19/202—Apparatus for distributing, e.g. spreading, granular or pulverulent materials, e.g. sand, gravel, salt, dry binders with driven loosening, discharging or spreading parts, e.g. power-driven, drive derived from road-wheels solely rotating, e.g. discharging and spreading drums
    • E01C19/203—Centrifugal spreaders with substantially vertical axis
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/12—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for distributing granular or liquid materials
    • E01C19/20—Apparatus for distributing, e.g. spreading, granular or pulverulent materials, e.g. sand, gravel, salt, dry binders
    • E01C19/201—Apparatus for distributing, e.g. spreading, granular or pulverulent materials, e.g. sand, gravel, salt, dry binders with driven loosening, discharging or spreading parts, e.g. power-driven, drive derived from road-wheels
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
    • E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
    • E01H1/001—Treatment of dispersed oil or similar pollution on roads, for instance devices for applying treating agents

Definitions

  • the invention relates to an arrangement for dispensing a binder or the like on a surface and a cleaning device for the binder acted area.
  • Such an arrangement is used in particular to bind an environmentally hazardous Liquid such as oil on a roadway to the the pollution of soil and groundwater as much as possible prevent and on the other hand endanger traffic by an oil film remove.
  • the arrangement is similar for binding others Substances, especially flammable or non-volatile, hazardous to health Substances particularly advantageous.
  • Such an arrangement is especially with fire brigades, road maintenance or other technical Aid organizations, but also in industrial companies working with hazardous substances can be used advantageously.
  • one is also used as a spreader in the garden area mobile arrangement for applying a binder which has a trough-shaped storage container wedge-shaped at its lower end runs in and has a series of openings through which binders fails below.
  • the cross-sections of the openings are used to adjust the delivery quantity changeable with sliders.
  • One in the lower area of the storage container A conveyor roller arranged at the discharge openings ensures a metered Feed and loosening of the binder in the storage container. This The arrangement has not proven itself in practice and has therefore not been implemented, so that typically binders in the examples of use mentioned is applied and distributed by hand on the surface. The dirty binder is then swept up and disposed of.
  • CH 643314 A5 is a spreader for an oil-binding flake-like mass described which downward-pointing discharge openings in a floor a hand-held container.
  • an impeller that can be operated using the handle arranged.
  • the invention is therefore based on the object of an arrangement for dispensing of binders, which is easy and reliable to handle, and to provide an advantageous cleaning device with such an arrangement.
  • a distribution device in the conveying path of the binder is arranged after the dispensing opening of the storage device and advantageously variably adjustable so that that of the distribution device Thrown surface area adjustable via the distribution device is.
  • the binder which is typically present in granular form, experiences through the movement of the distribution device about an axis through which the Binder forced rotation component a centrifugal acceleration and is led away from the axis and out of the distributor thrown on the surface.
  • the adjustability of the thrown area advantageously enables adaptation to different application situations, in particular, for example, oil tracks of different widths on a lane.
  • the distribution device contains one Scatter plate arrangement with a scatter plate rotating around the axis.
  • Scatter plate arrangements are in themselves for the distribution of scatterable goods from the Agriculture for spreading fertilizer, seeds or surface treatment agents as well as from the application of road salt in winter road maintenance known. In the preferred embodiment of the invention, therefore, at least partly on design details from these known arrangements can be used with spreading discs.
  • a winter service spreading device is known from DE 40 16 369 C2, in which a centrifugal disc rotating about a vertical axis Binder supplied over a sloping pipe distributed over a large area.
  • DE 32 00 806 A1 describes, inter alia, one that can be attached to a vehicle Device for discharging solids, aggregate and chlorides as Spreading material of different grain sizes described in winter service. For large-scale Distribution of the spreading material is in turn a vertical centrifugal disc Axis of rotation provided.
  • the spreading plate arrangement can be used not only for the application of the area with a low density of spreading material, as is required in the known applications, but also for the application of binders, where an essentially essential for absorbing the environmentally hazardous liquid covering layer on an affected area, for example an oil trace, is advantageously suitable.
  • the area-wide application can be supported by dimensioning the preferably variable cross section of the dispensing opening with a maximum cross section of at least 10 cm 2 .
  • the cross-sectional area of the dispensing opening can be set to be smaller in order to influence the scattering density than a maximum cross-section.
  • the arrangement is usually moved in the direction of the strip.
  • Preferably is determined by parameters such as the rate of release of the binder, the speed of travel, Spreading width u.
  • Determinable scatter density on average of the to be sprinkled Area at least 0.1 l, preferably at least 0.2 l of binder per square meter.
  • a deflector For the throwing of elongated, narrow areas, in particular With widths less than 1.50 m, especially less than 1 m, can be in the discharge area the deflector plate arrangement, a deflector can be provided, which at least which the spreader plate arrangement with higher lateral speed components intercepting binding parts and to the area to be assessed redirected there.
  • the deflection panel can be removed and / or changed his.
  • Such a deflector is particularly essential for spreading plates vertical axis of rotation is an advantage.
  • the spreading plate preferably essentially contains one in a manner known per se flat spreading disc, which is aligned perpendicular to the axis of rotation is, and several of the spreading plate projecting substantially vertically and at least predominantly throwing blades directed radially away from the axis of rotation. At least four, in particular at least six, throwing blades are advantageous provided, which are preferably at the same angle to each other are offset.
  • An advantageous embodiment of a spreading disc arrangement within an inventive stipulates that the throwing blades are already clearly outlined to end the outer edge of the lens, creating an edge zone arises, in which the binder by rolling a more uniform Experience distribution.
  • the distance of the throwing blade ends from the edge of the Spreading disc is advantageously at least 15%, in particular at least 25% of the spreading disc radius.
  • the height of the throwing blades above the spreading disc is advantageously greater than 20%, in particular greater than 30% of the radius of the lens.
  • a spreading plate arrangement in which the axis of rotation is particularly advantageous of the spreading disc is inclined against the vertical, the inclination predominantly preferably directed approximately in the main ejection direction of the arrangement is.
  • the main direction of ejection is a middle direction of over one Ejection angle range of distributed material ejection understood.
  • the main direction of ejection is typically the direction of travel of the assembly to act on a strip-shaped surface in the same or opposite direction.
  • the angle of inclination of the axis of rotation against the vertical is advantageously between 0 ° and 60 °, preferably between 5 ° and 45 °, in particular between 10 ° and 30 °.
  • the angle of inclination can in particular also be adjustable.
  • the axis of rotation is a throwing blade shape with a decreasing radially outward direction Bucket height above the spreading disc advantageous.
  • the top edges of the throwing blades can lie in particular on a circular cone.
  • the discharge opening is preferably in the region of the apex of the movement surface the throwing blade top edges and those of the dispensing opening The area spanned runs essentially parallel to the passing top edges of the throwing blades, especially horizontally.
  • the spreading plate arrangement preferably ends below the dispensing opening and does not interfere with them.
  • the axis of rotation of the spreading plate arrangement pierces advantageously the discharge opening, the piercing point preferably is offset against the center of the dispensing opening.
  • the offset is particularly advantageous in the direction of the main ejection direction and is preferably between 10% and 50% of the opening width.
  • the sum of the areas is the throwing blades at least 35%, in particular at least 45% of the area the spreading disc, which is the uniform throwing of the to be loaded Area with a high scatter density is favorably influenced.
  • the Rotation speed of the spreading disc can be changed.
  • the change in The speed of rotation of the spreading disc is particularly advantageous and essentially infinitely or finely adjustable with an electrical, pneumatic or hydraulic drive of the distribution device.
  • These types of drives the distribution device are also advantageous in terms of typically when using the arrangement available energy sources, namely Units with electrical, pneumatic or hydraulic output.
  • Another advantageous embodiment of the invention shows one Distribution device having a pendulum arm is also a known device Principle of spreading spreadable material, which has not yet been used Application of binders is used or stimulated and only in Agricultural field is used.
  • the pendulum arm forms a guide trough that too can be designed as a tube, which has a pendulum movement around an essentially vertical axis and thereby the binder fed near the axis ejects centrifugally.
  • the width of the spread of the binder can be determined by a variable setting of the pendulum swing and / or by a variable Swinging speed of the pendulum movement is variable his.
  • Regarding the drive of the pendulum arm apply to the spreading plate arrangement made statements in a corresponding manner.
  • a further advantageous arrangement is the design of the distribution device with a paddle wheel rotating about an essentially horizontal axis in front.
  • the impeller is preferably in the area of the apex Binder applied.
  • a vane arrangement his For the distribution of the binder across the main ejection direction can advantageously be provided a vane arrangement his.
  • the arrangement can be designed as a mobile unit, in which in addition the preferred drive types mentioned also a coupling of the drive the distribution device to the travel movement via a mechanical transmission can be provided. According to another advantageous embodiment the arrangement is designed as an extension to a self-driving vehicle.
  • the storage device and / or feed lines for the binder to the dispensing opening can advantageously contain devices that are stuck prevent or eliminate the binder, for example in art of stirring devices.
  • a cleaning device according to the invention with a dispensing arrangement The type described above is mobile and includes in addition to the dispensing arrangement at least one receiving device which is dirty Absorbs binder from the surface.
  • the in the direction of travel of the cleaning device Spreading arrangement arranged in front of the receiving device the contaminated area with binding agent, which binds the contamination.
  • the subsequent receiving device takes the soiled binder and collect this in a container.
  • the receiving device can in particular comprise a sweeping device and / or a suction device.
  • both the dispensing arrangement and the receiving device as attachments to a self-driving vehicle, for example a fire engine or a road service vehicle.
  • the attachments can do both without their own ground support be carried by the vehicle as well as a non-driven one Have chassis, especially in the form of a trailed trailer for the reception facility.
  • the dispensing arrangement is preferably on the front of the vehicle and the receiving device on its Attached rear.
  • one of the devices can be self-propelled and the other device can be designed as an attachment.
  • the spreading arrangement in front of the receiving device in the direction of travel points with its main ejection direction preferably in the direction of travel, i.e. scatters ahead.
  • Attachments are preferably used drive forms, which on Carrier vehicle access existing power sources, in particular electrical, pneumatic or hydraulic drives.
  • a mechanical drive can also be provided via the wheel rotation his.
  • an auxiliary device for removing the dirty binder from the surface for example provided in the form of a steam jet device or a high-pressure cleaner be, which is preferably at a short distance in front of the receiving device is arranged.
  • a suitable binder is known for example from DE 18 11 131 B2.
  • FIG. 1 shows an advantageous embodiment with a spreading plate as a distribution device.
  • a spreading disc ST is essentially flat and horizontally aligned Disc executed, which a plurality of Throwing blades.
  • the spreading disc rotates around a substantially vertical one DA axis of rotation.
  • Fig. 2 shows a plan view of the spreading plate level Arrangement according to FIG. 1.
  • a storage container VB BM which is through a dispensing opening located above the spreading plate AO falls on the turntable in substantially uniform dosing.
  • the cross section the dispensing opening can by a slide not shown compared to the maximum opening width.
  • a stirring device RE in the VB storage container prevents the BM from binding in the storage container.
  • the binder falling through the dispensing opening AO onto the spreading disc becomes carried along by the throwing vanes and outwards by centrifugal forces worn and within a scattering angle SW on the edge of the disc the area FL ejected.
  • the mean initial throwing speed and thus the throwing distance are essentially due to the geometry of the spreading disc with the throwing blades and the speed of rotation of the spreading disc and in particular by changing the speed of rotation.
  • Deflection orifices UB are provided, which contain at least the binder components with higher throwing speed and thus flatter throwing trajectory to the FL area redirect.
  • the deflection plates can be used to vary the throwing range limitation be adjustable in particular with regard to their lower edge.
  • the Deflection panels can also be in the form of a U-shaped or semicircular one-piece ring to be closed.
  • the direction of the axis of rotation DA of the spreading plate arrangement by an angle NW of about 20 ° to the vertical in the example V is inclined.
  • the flat spreading disc SS of the spreading disc arrangement is aligned perpendicular to the axis of rotation.
  • the SS protruding throwing blades WSS show a decreasing radially outward Bucket height above the spreading disc SS and only reach up to a radius RW to the outside, which is significantly smaller than the radius RS of the lens SS, as in the sketch of FIG. 4 as a top view of the spreading plate arrangement illustrated.
  • Rolling can occur in the edge zone SR due to the omission of the blade surfaces of the binder accelerated centrifugally by the blade entrainment and thus a further improvement in the uniformity of the pattern can be achieved.
  • the spreading disc arrangement is of a spreading disc carrier TS worn, on the underside of a drive arrangement, for example a Electric motor M is arranged, via a drive shaft with the spreading plate arrangement connected is.
  • the spreading disc carrier TS is with a support plate TP connected, by means of which the arrangement, for example on a vehicle is attachable.
  • With the support plate TP is also a storage container carrier TV Support and holder of the storage container VB connected.
  • the dispensing opening AO is in the apex area of the movement of the upper edges the throwing blades WSS arranged and the throwing blade top edges run in this area essentially parallel to that of the dispensing opening spanned area and preferably substantially horizontal.
  • the axis of rotation advantageously pierces the dispensing opening, preferably 3 the position AP of the axis of rotation in the main ejection direction towards the center MO of the dispensing opening AO by a distance AV is offset.
  • the offset distance AV is preferably between 10% and 50% of the opening width OW of the dispensing opening.
  • FIG. 5 shows a distribution device in the direction of view from the main ejection direction with a DAH rotating around a horizontal axis of rotation Paddle wheel SCR, which has a plurality between two side windows BS of predominantly radially extending driving vanes.
  • the Paddle wheel is like a MW drive shaft with a drive arrangement for example connected to an electric motor M arranged on the side.
  • the Fig. 6 shows the arrangement of FIG. 5 in side view with the omission of Motors and a side window.
  • From the storage container is in the area of the apex of the paddle wheel positioned dispensing opening AO binding agent guided on the paddle wheel, entrained by the blades SCH and in the ejection direction onto the one to be sprinkled Thrown surface.
  • Driving blades and / or the side windows are curved and / or baffles or the like can be provided in the discharge area.
  • Fig. 7 shows an advantageous cleaning device in which an arrangement AA for applying BM binder on a contaminated surface FB is attached to the front of a self-driving vehicle FF.
  • the order AA throws binders onto the surface in the direction of travel FZ of the vehicle FF FB.
  • the arrangement AA is driven by on-board supply facilities of the vehicle FF.
  • a receiving device AE for soiled binder is mobile Trailer unit formed, which behind the vehicle FF pulled by this becomes.
  • the receiving device AE faces the surface FB Underside of a sweeping device KE, which lies on the surface soiled binding agent picks up and in a receptacle AB the Receiving facility transported.
  • the drive of the sweeping device KE can in turn fed via on-board supply facilities of the vehicle FF be or via a mechanical coupling to the wheel rotation of the trailer respectively.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Cleaning In General (AREA)
  • Catching Or Destruction (AREA)
EP00100321A 1999-01-12 2000-01-07 Agencement d'épandage d'un liant et dispositif de nettoyage comportant un tel agencement Withdrawn EP1020565A3 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19900880 1999-01-12
DE19900880 1999-01-12
DE19906750 1999-02-17
DE19906750 1999-02-17

Publications (2)

Publication Number Publication Date
EP1020565A2 true EP1020565A2 (fr) 2000-07-19
EP1020565A3 EP1020565A3 (fr) 2001-12-05

Family

ID=26051282

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00100321A Withdrawn EP1020565A3 (fr) 1999-01-12 2000-01-07 Agencement d'épandage d'un liant et dispositif de nettoyage comportant un tel agencement

Country Status (3)

Country Link
EP (1) EP1020565A3 (fr)
CA (1) CA2295246A1 (fr)
DE (1) DE10001016A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101340535B1 (ko) * 2013-09-06 2013-12-11 이텍산업 주식회사 살포기의 살포폭 제어시스템

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202005015267U1 (de) * 2005-09-27 2007-02-08 Inatec Gmbh Vorrichtung zum Auftragen von Klebstofffäden und -punkten auf ein Substrat

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1925529A1 (de) 1968-05-24 1969-12-04 Rank Xerox Ltd Entwicklungsvorrichtung fuer elektrostatische Reproduktionsmaschinen
DE1811131B2 (de) 1968-11-27 1975-11-13 Artur 5200 Siegburg Steinhauer Saugfähiges Streumittel zum Aufsaugen von ausgelaufenem öl, Benzin o.dgl
DE3200806A1 (de) 1981-07-29 1983-02-17 Pietro Torino Regaldo Anlage aus mehrzweckeinrichtungen zur verteilung von stoffen zur behandlung von fahrbahnen oder gelaende, mit der moeglichkeit, die anlage selbstaendig von der erde auf den flachboden eines transportmittels zu heben und umgekehrt
CH643314A5 (en) 1979-12-17 1984-05-30 Josef Hollenstein Dispersing device, in particular for an oil-binding, flake-like material
DE4016369A1 (de) 1990-05-21 1991-11-28 Kuepper Weisser Gmbh Winterdienst-streugeraet
DE4335117A1 (de) 1993-10-15 1995-04-20 Thomas Dietrich Verfahren und Vorrichtung zur Beseitigung von Ölspuren auf Verkehrsflächen, insbesondere Straßen o. dgl.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB386495A (en) * 1932-04-20 1933-01-19 Otto Jacquemai A machine for spreading and distributing materials in a finely divided state
GB995614A (en) * 1961-04-07 1965-06-23 Atkinsons Clitheroe Ltd Apparatus for spreading discrete solid materials over the surface of the land
US3332691A (en) * 1964-11-18 1967-07-25 Swenson Spreader & Mfg Co Spreader apparatus
EP0315664A1 (fr) * 1987-06-04 1989-05-17 Rauch Landmaschinenfabrik Gmbh Repandeur centrifuge d'engrais
DE3912848A1 (de) * 1989-04-19 1990-10-25 Kirchhoff Strassenbau Gmbh F Streufahrzeug fuer koernige und/oder pulvrige medien
DE9307097U1 (de) * 1993-05-10 1994-09-22 MABO Fahrzeug- und Anlagenbau, Entsorgungs-Systeme, Umwelttechnologie GmbH & Co., UTEF Forschung KG, 59302 Oelde Arbeitsmaschine zum Beseitigen von Öl- oder Fettspuren auf Verkehrsweg-Oberflächen u.dgl.
GB9706547D0 (en) * 1997-04-01 1997-05-21 Econ Engineering Ltd Improvements relating to distributing devices for granular material

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1925529A1 (de) 1968-05-24 1969-12-04 Rank Xerox Ltd Entwicklungsvorrichtung fuer elektrostatische Reproduktionsmaschinen
DE1811131B2 (de) 1968-11-27 1975-11-13 Artur 5200 Siegburg Steinhauer Saugfähiges Streumittel zum Aufsaugen von ausgelaufenem öl, Benzin o.dgl
CH643314A5 (en) 1979-12-17 1984-05-30 Josef Hollenstein Dispersing device, in particular for an oil-binding, flake-like material
DE3200806A1 (de) 1981-07-29 1983-02-17 Pietro Torino Regaldo Anlage aus mehrzweckeinrichtungen zur verteilung von stoffen zur behandlung von fahrbahnen oder gelaende, mit der moeglichkeit, die anlage selbstaendig von der erde auf den flachboden eines transportmittels zu heben und umgekehrt
DE4016369A1 (de) 1990-05-21 1991-11-28 Kuepper Weisser Gmbh Winterdienst-streugeraet
DE4335117A1 (de) 1993-10-15 1995-04-20 Thomas Dietrich Verfahren und Vorrichtung zur Beseitigung von Ölspuren auf Verkehrsflächen, insbesondere Straßen o. dgl.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101340535B1 (ko) * 2013-09-06 2013-12-11 이텍산업 주식회사 살포기의 살포폭 제어시스템

Also Published As

Publication number Publication date
CA2295246A1 (fr) 2000-07-12
EP1020565A3 (fr) 2001-12-05
DE10001016A1 (de) 2000-07-20

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