ES2311342B1 - PROCEDURE FOR THE DISINFECTION OF FRUITS AND VEGETABLES AND DEVICE FOR PUTTING INTO THE SAME PRACTICE. - Google Patents

PROCEDURE FOR THE DISINFECTION OF FRUITS AND VEGETABLES AND DEVICE FOR PUTTING INTO THE SAME PRACTICE. Download PDF

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Publication number
ES2311342B1
ES2311342B1 ES200601032A ES200601032A ES2311342B1 ES 2311342 B1 ES2311342 B1 ES 2311342B1 ES 200601032 A ES200601032 A ES 200601032A ES 200601032 A ES200601032 A ES 200601032A ES 2311342 B1 ES2311342 B1 ES 2311342B1
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Spain
Prior art keywords
vegetables
fruits
tunnel
treatment
pallets
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ES200601032A
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Spanish (es)
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ES2311342A1 (en
Inventor
Angel Malo Heredia
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Decco Worldwide Post Harvest Holdings BV
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San Alf Quimicas S A
SAN ALF QUIMICAS SA
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Application filed by San Alf Quimicas S A, SAN ALF QUIMICAS SA filed Critical San Alf Quimicas S A
Priority to ES200601032A priority Critical patent/ES2311342B1/en
Priority to ES200702251A priority patent/ES2328548B1/en
Publication of ES2311342A1 publication Critical patent/ES2311342A1/en
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Classifications

    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B7/00—Preservation or chemical ripening of fruit or vegetables
    • A23B7/14—Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
    • A23N12/00—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts
    • A23N12/02—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts for washing or blanching
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
    • A23N12/00—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts
    • A23N12/02—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts for washing or blanching
    • A23N12/023—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts for washing or blanching for washing potatoes, apples or similarly shaped vegetables or fruit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas

Abstract

Procedimiento para la desinfección de frutas y hortalizas y dispositivo para la puesta en práctica del mismo.Procedure for the disinfection of fruits and vegetables and device for the implementation of it.

El procedimiento consiste en aplicar un producto químico poscosecha, mediante nebulización, sobre las correspondientes frutas u hortalizas, con control térmico y ventilación forzada, realizándose el proceso en un túnel de tratamiento (1) con un transportador (2) para los palets (5) cargados con las frutas u hortalizas a tratar, túnel (1) que incorpora un generador de calor (8) para introducción de aire caliente, unos ventiladores (9) para forzar el movimiento del aire y unas boquillas nebulizadoras (10) para la aplicación del producto químico poscosecha de tratamiento.The procedure consists in applying a product postharvest chemical, by nebulization, on the corresponding fruits or vegetables, with thermal control and forced ventilation, the process being carried out in a tunnel of treatment (1) with a conveyor (2) for pallets (5) loaded with the fruits or vegetables to be treated, tunnel (1) that incorporates a heat generator (8) for air introduction hot, fans (9) to force air movement and nebulizer nozzles (10) for product application Postharvest chemical treatment.

Description

Procedimiento para la desinfección de frutas y hortalizas y dispositivo para la puesta en práctica del mismo.Procedure for the disinfection of fruits and vegetables and device for the implementation of it.

Objeto de la invenciónObject of the invention

La presente invención se refiere a un procedimiento para la desinfección de frutas y hortalizas, basado en aplicar una nebulización mediante productos de tratamiento poscosecha utilizados convencionalmente, y una aplicación de vapor de agua, en un ambiente a temperatura controlada y forzando la ventilación, cuya evidente finalidad es la de realizar un tratamiento poscosecha adecuado para frutas y hortalizas, sin generación de líquido sobrante y, por lo tanto, viéndose eliminados los residuos que normalmente se originan en los tratamientos de este tipo.The present invention relates to a Fruit and vegetable disinfection procedure, based in applying a mist by treatment products post-harvest conventionally used, and a steam application of water, in a temperature controlled environment and forcing the ventilation, whose obvious purpose is to perform a Post-harvest treatment suitable for fruits and vegetables, without generation of excess liquid and, therefore, being eliminated the waste that normally originates in the treatments of this type.

Es igualmente objeto de la invención el dispositivo para la puesta en práctica de dicho procedimiento, basado en un túnel por el que se hacen pasar las frutas y hortalizas cargadas en palets y en donde se aplica el tratamiento según el procedimiento referido.The object of the invention is also the device for implementing said procedure, based on a tunnel through which the fruits are passed and vegetables loaded on pallets and where the treatment is applied according to the referred procedure.

Antecedentes de la invenciónBackground of the invention

Actualmente el tratamiento de frutas y hortalizas se suele realizar con una máquina denominada "drencher", la cual incluye un depósito donde se prepara el caldo de tratamiento para la fruta, depósito que tiene una capacidad variable entre 1000 y 5000 litros, realizándose la ducha de la fruta en una cabina de tratamiento.Currently the treatment of fruits and vegetables are usually made with a machine called "drencher", which includes a deposit where the fruit broth treatment, deposit that has a capacity variable between 1000 and 5000 liters, taking the shower of the fruit  In a treatment booth.

El funcionamiento de dicha máquina para llevar a cabo el tratamiento de la fruta u hortaliza se realiza mediante mojado de los productos con el caldo de tratamiento, utilizando para ello bombas de gran caudal con el fin de mojar toda la superficie de la fruta u hortaliza a tratar, a la vez que el caldo se aplica mediante boquillas de media presión.The operation of said machine to carry After the fruit or vegetable treatment is done by wetting the products with the treatment broth, using for this, high flow pumps in order to wet all the surface of the fruit or vegetable to be treated, while the broth It is applied by medium pressure nozzles.

Pues bien, este sistema de tratamiento presenta una serie de problemas e inconvenientes, que pueden resumirse en los siguientes:Well, this treatment system presents a series of problems and inconveniences, which can be summarized in the following:

--
Para realizar el tratamiento se requiere una gran cantidad de caldo.For performing the treatment requires a lot of broth.

--
El caldo utilizado en el tratamiento se reutiliza generalmente, con el consiguiente problema de contaminación del caldo durante el proceso de tratamiento.He broth used in the treatment is generally reused, with the consequent problem of contamination of the broth during the process of treatment.

--
Cuando finaliza el tratamiento queda un residuo de caldo que es evacuado a desagües, con la consiguiente contaminación, debiéndose instalar depuradoras para el tratamiento de ese agua residual, con el costo que ello supone para las empresas.When At the end of the treatment there is a residue of broth that is evacuated to drains, with the consequent contamination, must be installed treatment plants for the treatment of this wastewater, with the cost That this means for companies.

--
Como consecuencia de que en el tratamiento interviene agua, los palets que se utilizan en el proceso mojan todo el suelo, y por lo tanto todo el centro de trabajo, con los problemas e inconvenientes, tanto de suciedad como de higiene y resbalamientos, para los operarios.How consequence of the water involved in the treatment, the pallets that are used in the process wet the entire floor, and therefore The whole workplace, with problems and inconveniences, both dirt and hygiene and slips, for Operators
Descripción de la invenciónDescription of the invention

El procedimiento y dispositivo objeto de la invención vienen a resolver la problemática anteriormente expuesta en base a una solución sencilla pero eficaz.The procedure and device object of the invention come to solve the problem described above based on a simple but effective solution.

Más concretamente, el procedimiento de la invención se basa en aplicar a las frutas y hortalizas un tratamiento con un producto apropiado, a base de una nebulización sobre las frutas u hortalizas de que se trate, realizándose ese proceso de nebulización con un control térmico y una ventilación forzada, todo ello como paso previo a la entrada en la industria agroalimentaria o para posteriores tratamientos.More specifically, the procedure of the invention is based on applying to fruits and vegetables a treatment with an appropriate product, based on a fog on the fruits or vegetables in question, performing that fogging process with thermal control and ventilation forced, all this as a step prior to entering the industry agri-food or for subsequent treatments.

Además de la nebulización aplicada como tratamiento de desinfección de las frutas y hortalizas se aplica vapor de agua, teniendo presente un control de la temperatura ambiente, es decir, un control térmico como se decía con anterioridad y forzando la ventilación en el lugar en que se lleve a cabo el proceso.In addition to the nebulization applied as Fruit and vegetable disinfection treatment is applied water vapor, keeping in mind a temperature control environment, that is, a thermal control as it was said with before and forcing ventilation in the place where it is carried out the process

Mediante dicho procedimiento se eliminan los residuos que se originan en otros sistemas de tratamiento convencionales, al no generarse líquido sobrante, por lo que, además de realizar un tratamiento poscosecha adecuado para las frutas y hortalizas, se obtiene como resultado o ventaja la eliminación de los residuos.This procedure eliminates the waste originating in other treatment systems conventional, by not generating excess liquid, so, In addition to performing an appropriate post-harvest treatment for fruit and vegetables, you get as a result or advantage the Waste disposal

Dicho procedimiento de tratamiento de desinfección de frutas y hortalizas se lleva a cabo en un dispositivo materializado en un túnel con una o dos puertas de acceso, y en donde existe un transportador de palets con las frutas u hortalizas, procediendo éstas de un transportador previsto como elemento de entrada, y saliendo del túnel en otro transportador como elemento de salida, con la particularidad de que, en ese túnel de tratamiento, existe un generador de calor para alcanzar la temperatura adecuada para atemperación del ambiente interno del túnel, por lo que dicho generador de calor lo que introduce es aire caliente, pudiendo ser el funcionamiento a base de gas, de gasoil o de cualquier otro tipo de energía apropiada.Said treatment procedure of Fruit and vegetable disinfection is carried out in a device materialized in a tunnel with one or two doors of access, and where there is a pallet conveyor with fruits or vegetables, these coming from a conveyor intended as input element, and leaving the tunnel in another conveyor as output element, with the particularity that, in that tunnel of treatment, there is a heat generator to reach the suitable temperature for tempering the internal environment of the tunnel, so that said heat generator introduces air hot, can be the operation based on gas, diesel or of any other appropriate type of energy.

Asimismo, además de los transportadores mecanizados anteriormente referidos, aunque lógicamente los palets pueden introducirse directamente con transpaletas o carretillas, el túnel incorpora interiormente unos ventiladores situados en sentido longitudinal, que fuerzan el movimiento del aire para favorecer su penetración en el palet y el contacto con el producto.Also, in addition to the conveyors mechanized previously referred, although logically the pallets can be introduced directly with pallet trucks or trucks, the tunnel incorporates internally located fans longitudinal, which force the movement of the air to favor its Pallet penetration and product contact.

Finalmente decir que en el interior del túnel se han previsto igualmente unas boquillas para la aplicación del producto químico poscosecha al ambiente interno, boquillas que son nebulizadoras y están situadas en distintos puntos del interior del túnel, dirigiendo la niebla producida al grupo de palets con los productos hortofrutícolas que se pretenden tratar, todo ello con un control informático en lo que respecta al funcionamiento del sistema.Finally say that inside the tunnel you have also provided some nozzles for the application of post-harvest chemical to the internal environment, nozzles that are nebulizers and are located at different points inside the tunnel, directing the fog produced to the group of pallets with the fruit and vegetable products that are intended to be treated, all with a computer control regarding the operation of the system.

Descripción de los dibujosDescription of the drawings

Para complementar la descripción que se está realizando y con objeto de ayudar a una mejor comprensión de las características de la invención de acuerdo con un ejemplo preferente de realización práctica del mismo, se acompaña, como parte integrante de dicha descripción, un juego de dibujos, en donde, con carácter ilustrativo y no limitativo, se ha representado lo siguiente:To complement the description that is being performing and in order to help a better understanding of the characteristics of the invention according to an example preferred practical implementation of the same, is accompanied, as integral part of that description, a set of drawings, in where, for illustrative and non-limiting purposes, it has been represented the next:

La figura 1.- Muestra una vista en alzado lateral y esquemático del túnel en base al cual se lleva a cabo el procedimiento de la invención, incluyendo una zona de carga y otra de descarga, anterior y posterior respectivamente al propio túnel.Figure 1.- Shows an elevation view side and schematic of the tunnel based on which the method of the invention, including a loading zone and another download, previous and subsequent respectively to own tunnel.

La figura 2.- Muestra una vista en planta superior del túnel con las zonas de carga y descarga, es decir, anterior y posterior al propio túnel.Figure 2.- Shows a plan view upper tunnel with loading and unloading areas, that is, before and after the tunnel itself.

La figura 3.- Muestra una vista en perfil de la figura 1.Figure 3.- Shows a profile view of the Figure 1.

Realización preferente de la invenciónPreferred Embodiment of the Invention

Como se puede ver en las figuras referidas, el túnel referenciado en general con el número (1) previsto para el tratamiento y desinfección de frutas y hortalizas, mediante nebulización, control térmico y ventilación forzada, comprende un transportador interno (2) para los correspondientes palets (5) cargados de los productos hortofrutícolas que se pretende tratar, de manera que, con anterioridad al propio túnel (1), se ha previsto un transportador (3) para introducción de los palets (5) en el túnel. En ese transportador (3) se sitúan los palets cargados de los productos, en lo que se denomina zona de carga, mientras que en la zona posterior o de descarga se incluye un segundo transportador (4) para la recogida de los palets (5) con el producto ya tratado y que sale lógicamente del túnel (1).As you can see in the referred figures, the tunnel referenced in general with the number (1) provided for the treatment and disinfection of fruits and vegetables, through fogging, thermal control and forced ventilation, includes a internal conveyor (2) for the corresponding pallets (5) loaded with the fruit and vegetable products that are intended to be treated, so that, prior to the tunnel itself (1), it is planned a conveyor (3) for introducing the pallets (5) into the tunnel. In that conveyor (3) the pallets loaded with the products, in what is called the loading area, while in the rear or discharge zone includes a second conveyor (4) for the collection of pallets (5) with the product already treated and logically leaving the tunnel (1).

El túnel (1) presenta un cerramiento perimetral a base de paneles (6) que evitan la transmisión de calor hacia el exterior, en combinación con unas puertas de apertura y cierre automáticas (7), pudiendo disponerse de una o más puertas, dependiendo de las necesidades del lugar donde se instale el túnel (1), estando la estructura de éste realizada en acero inoxidable, si bien puede realizarse en otros materiales, aunque el acero es un material óptimo para su conservación.The tunnel (1) has a perimeter enclosure based on panels (6) that prevent heat transfer to the exterior, in combination with opening and closing doors automatic (7), with one or more doors available, depending on the needs of the place where the tunnel is installed (1), the structure being made of stainless steel, although it can be made in other materials, although steel is a Optimal material for conservation.

En el interior del túnel (1) se ha previsto además un generador de calor (8) que introduce aire caliente para alcanzar una temperatura adecuada para la atemperación del ambiente interno del propio túnel (1).Inside the tunnel (1) it is planned also a heat generator (8) that introduces hot air to reach a suitable temperature for room temperature internal tunnel itself (1).

La longitud y capacidad del mismo se adapta a las necesidades y potencial de la industria agroalimentaria, pudiendo ser un túnel para un único palet hasta un túnel para las necesidades de la industria alimentaria, y, en cualquier caso, incluyendo en la parte superior interna una pluralidad de ventiladores (9) alineados convenientemente de forma longitudinal, los cuales tienen por finalidad forzar el movimiento del aire y, con ello, favorecer su penetración en el palet (5) y el contacto con el producto.Its length and capacity adapts to the needs and potential of the agri-food industry, It can be a tunnel for a single pallet to a tunnel for needs of the food industry, and in any case, including in the upper part a plurality of fans (9) conveniently aligned longitudinally, which are intended to force air movement and, with it, favor its penetration in the pallet (5) and the contact with the product.

Finalmente decir que la introducción del producto químico de tratamiento poscosecha al ambiente interno del túnel (1), se realiza mediante unas boquillas nebulizadoras (10) situadas en distintos puntos del interior, dirigiendo la niebla producida hacia el grupo de palets (5) con producto hortofrutícola que transportan.Finally say that the introduction of postharvest chemical treatment to the internal environment of the tunnel (1), is carried out by means of fogging nozzles (10) located in different points of the interior, directing the fog produced towards the group of pallets (5) with fruit and vegetable products They carry.

En base al procedimiento y dispositivo descritos se consigue un tratamiento de desinfección de frutas y hortalizas adecuado, consiguiéndose además la eliminación de residuos al no generar líquido sobrante.Based on the procedure and device described Fruit and vegetable disinfection treatment is achieved adequate, also eliminating waste by not generate excess liquid.

Claims (2)

1. Procedimiento para la desinfección de frutas y hortalizas, que habiéndose concebido para realizar un tratamiento de frutas y hortalizas como paso previo a la entrada en la industria agroalimentaria o para posteriores tratamientos, se caracteriza porque consiste en aplicar sobre el producto a tratar una nebulización mediante un producto químico de tratamiento poscosecha, aplicando a su vez vapor de agua, todo ello bajo control térmico y ventilación forzada.1. Procedure for the disinfection of fruits and vegetables, which having been conceived to carry out a treatment of fruits and vegetables as a previous step to the entry into the agri-food industry or for subsequent treatments, is characterized in that it consists of applying a mist on the product to be treated by means of a chemical product of postharvest treatment, applying water vapor, all under thermal control and forced ventilation. 2. Dispositivo para la puesta en práctica del procedimiento de la reivindicación 1, caracterizado porque incluye un túnel (1) al que acceden palets (5) cargados de frutas u hortalizas a tratar, procedentes de una zona de carga, donde se ha previsto un transportador (3) de los propios palets (5), siendo éstos tomados por un transportador (2) interno al propio túnel, existiendo en la zona de salida otro transportador (4) para la recogida de los palets (5) con el producto tratado; habiéndose previsto que en el interior de dicho túnel (1) se incluya un generador de calor (8) para introducción de aire caliente, así como una pluralidad o alineación longitudinal de ventiladores (9) que fuerzan el movimiento del aire para favorecer su penetración en el palet y el contacto con el producto, previéndose además en lugares estratégicos una serie de boquillas nebulizadoras (10) mediante las que se aplica el producto químico poscosecha sobre las frutas u hortalizas cargadas en los palets (5).2. Device for the implementation of the method of claim 1, characterized in that it includes a tunnel (1) to which pallets (5) loaded with fruit or vegetables to be treated, from a loading area, are provided, where a conveyor (3) of the pallets themselves (5), these being taken by a conveyor (2) internal to the tunnel itself, there is another conveyor (4) in the exit zone for the collection of pallets (5) with the treated product ; it being provided that a heat generator (8) for the introduction of hot air is included inside said tunnel (1), as well as a plurality or longitudinal alignment of fans (9) that force the movement of the air to favor its penetration into the pallet and the contact with the product, also providing in strategic places a series of spray nozzles (10) by which the postharvest chemical is applied on the fruits or vegetables loaded on the pallets (5).
ES200601032A 2006-04-24 2006-04-24 PROCEDURE FOR THE DISINFECTION OF FRUITS AND VEGETABLES AND DEVICE FOR PUTTING INTO THE SAME PRACTICE. Active ES2311342B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ES200601032A ES2311342B1 (en) 2006-04-24 2006-04-24 PROCEDURE FOR THE DISINFECTION OF FRUITS AND VEGETABLES AND DEVICE FOR PUTTING INTO THE SAME PRACTICE.
ES200702251A ES2328548B1 (en) 2006-04-24 2007-08-09 IMPROVEMENTS INTRODUCED IN THE PATENT OF INVENTION P 200601032 BY PROCEDURE FOR THE DISINFECTION OF FRUITS AND VEGETABLES, AND DEVICE FOR PUTTING INTO THE SAME PRACTICE.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES200601032A ES2311342B1 (en) 2006-04-24 2006-04-24 PROCEDURE FOR THE DISINFECTION OF FRUITS AND VEGETABLES AND DEVICE FOR PUTTING INTO THE SAME PRACTICE.

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ES2311342A1 ES2311342A1 (en) 2009-02-01
ES2311342B1 true ES2311342B1 (en) 2009-10-23

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ES200601032A Active ES2311342B1 (en) 2006-04-24 2006-04-24 PROCEDURE FOR THE DISINFECTION OF FRUITS AND VEGETABLES AND DEVICE FOR PUTTING INTO THE SAME PRACTICE.
ES200702251A Active ES2328548B1 (en) 2006-04-24 2007-08-09 IMPROVEMENTS INTRODUCED IN THE PATENT OF INVENTION P 200601032 BY PROCEDURE FOR THE DISINFECTION OF FRUITS AND VEGETABLES, AND DEVICE FOR PUTTING INTO THE SAME PRACTICE.

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ES200702251A Active ES2328548B1 (en) 2006-04-24 2007-08-09 IMPROVEMENTS INTRODUCED IN THE PATENT OF INVENTION P 200601032 BY PROCEDURE FOR THE DISINFECTION OF FRUITS AND VEGETABLES, AND DEVICE FOR PUTTING INTO THE SAME PRACTICE.

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Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3138482A (en) * 1961-09-14 1964-06-23 American Cyanamid Co Peanut flocontrol sprayer
FR1337299A (en) * 1962-06-28 1963-09-13 Apparatus for destroying insects in grains or seeds
IT1068828B (en) * 1976-06-08 1985-03-21 Xeda International DEVICE FOR THE NEBULIZATION OR CONTROLLED ATOMIZATION OF LIQUID SOLUTIONS ON CONTINUOUSLY MOVING SURFACES
AT378462B (en) * 1983-10-07 1985-08-12 Heid Ag Maschf DEVICE FOR THE EVEN DOSAGE, DISTRIBUTION AND APPLICATION OF LIQUID-FORMULATED PROTECTIVE SUBSTANCES, IN PARTICULAR SEEDING AGENTS
EP0658083B1 (en) * 1992-08-14 1997-10-29 American Sterilizer Company A method of decontamination of food
US5483871A (en) * 1994-02-24 1996-01-16 Sunkist Growers, Inc. Apparatus for spray washing fruit in a brush bed
US5775348A (en) * 1996-07-31 1998-07-07 Rush Consultants, Inc. Apple cleaning system using high pressure washing
ES1039333Y (en) * 1998-01-29 1999-05-16 Elf Atochem Agri Espana S A APPLICATOR DEVICE FOR SPRAYED PRODUCTS ON POST-HARVEST FRUITS.
JPH11290049A (en) * 1998-04-10 1999-10-26 Matsushita Refrig Co Ltd Washing of vegetable and machine for washing vegetable

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Publication number Publication date
ES2328548A1 (en) 2009-11-13
ES2328548B1 (en) 2010-09-14
ES2311342A1 (en) 2009-02-01

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