WO2012104884A2 - Dispositif réfrigérant - Google Patents

Dispositif réfrigérant Download PDF

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Publication number
WO2012104884A2
WO2012104884A2 PCT/IT2012/000033 IT2012000033W WO2012104884A2 WO 2012104884 A2 WO2012104884 A2 WO 2012104884A2 IT 2012000033 W IT2012000033 W IT 2012000033W WO 2012104884 A2 WO2012104884 A2 WO 2012104884A2
Authority
WO
WIPO (PCT)
Prior art keywords
wall
thermal accumulator
compartment
refrigerating appliance
thermal
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.)
Ceased
Application number
PCT/IT2012/000033
Other languages
English (en)
Other versions
WO2012104884A3 (fr
Inventor
Maria Laura BRACCINI
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.)
Cpsi
Original Assignee
Cpsi
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 Cpsi filed Critical Cpsi
Publication of WO2012104884A2 publication Critical patent/WO2012104884A2/fr
Publication of WO2012104884A3 publication Critical patent/WO2012104884A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/006—Self-contained movable devices, e.g. domestic refrigerators with cold storage accumulators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/04—Preventing the formation of frost or condensate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/006—General constructional features for mounting refrigerating machinery components
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00—Evaporators; Condensers
    • F25B39/02—Evaporators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D16/00—Devices using a combination of a cooling mode associated with refrigerating machinery with a cooling mode not associated with refrigerating machinery
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/042—Air treating means within refrigerated spaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/04—Treating air flowing to refrigeration compartments
    • F25D2317/041—Treating air flowing to refrigeration compartments by purification
    • F25D2317/0413—Treating air flowing to refrigeration compartments by purification by humidification
    • F25D2317/04131—Control means therefor

Definitions

  • the present invention relates to a refrigerating appliance, particularly but not exclusively a domestic refrigerator, of the type indicated in the preamble of claim 1.
  • thermal energy accumulators containing an eutectic material for example in the form ⁇ of liquid or gel, is generally well known in the field of refrigeration.
  • eutectic thermal accumulators are configured as containers freely positioned and movable within a storage compartment of a domestic refrigerator.
  • an eutectic material container is integrated into trays in the storage compartment of the refrigerator. Even in this kind of solutions, therefore, the thermal accumulator is removable or possibly extractable from the refrigerator.
  • one or more thermal accumulators are permanently integrated into the structure of the refrigerator.
  • a solution of this type is known, e.g. from WO2009/000722, according to which one or more internal surfaces of the storage compartment are constituted by walls of thermal accumulators arranged to form at least a part of the compartment. Solutions of this type, even if technically feasible, are extremely complex and expensive from the point of view of the industrial production, as they require substantial structural changes and high investments, and are not generally suitable to a mass production.
  • thermal accumulators being configured as fixed parts of a refrigerator
  • the accumulators themselves are arranged outside the storage compartment in contact with one or more external surfaces of the walls that delimit the same compartment.
  • a solution of this type is known from EP-A-0974794, on which the preamble of claim 1 is based.
  • a refrigerator is described in which a thermal accumulator, being configured as a rigid or semi-rigid container of eutectic material, is associated so to lean against one of the lateral walls, in particular its upper wall, that delimit the storage compartment.
  • the evaporator designed to cool the storage compartment is positioned above this thermal accumulator.
  • the present invention aims to overcome the above mentioned drawbacks of the background art, and in particular to provide a refrigerating appliance of the type including at least one simple and cheap to be built accumulator of thermal energy.
  • a further object of the present invention is to indicate a particularly advantageous method for making a refrigerating appliance, method that allows a simplification of the mounting operations and requires a moderate investment.
  • An additional object of the present invention is to provide a refrigerating apparatus with improved functions in connection with the maintenance of optimal conditions of temperature and moisture inside a storage compartment, particularly for fresh foods.
  • FIG. 1 is a diagrammatic cross-section of a refrigerating appliance according to the present invention.
  • FIG. 4 is a diagrammatic perspective fragmentary view of a portion of the body in Figures 2 and 3;
  • FIG. 8 is a diagrammatic perspective view of an intermediate component of the thermal accumulator in Figures 6 and 7;
  • FIG. 9 is a diagrammatic fragmentary cross-section of the thermal accumulator in Figures 6 and 7;
  • FIG. 1 a general refrigerating appliance for domestic use according to the teachings of the present invention is diagrammatically shown in cross-section.
  • the refrigerating appliance generally indicated as 1, has a cabinet 2, whose construction is per se known, defining external walls in view.
  • the refrigerating appliance 1 is represented with two compartments only by a way of example: in the embodiment of the invention, the refrigerating appliance may have both a single compartment and two or more compartments, alternatively it may be a chest refrigerating appliance; further the invention can also be embodied in industrial refrigerators.
  • a thermally insulating means is interposed between the cabinet 2 and each body 7 and 8.
  • the insulating means is a polyurethane foam, indicated as 9.
  • the insulating material may be of an other kind, and optionally it can include a gap in which vacuum is created.
  • the refrigerating appliance 1 further comprises a refrigerant circuit of a per se known kind, which is not described in detail. It is enough to set forth that such a refrigerant circuit preferably comprises at least one compressor 10, at least one condenser 11 and at least one evaporator associated with each storage compartment. Therefore, in the exemplified embodiment two evaporators are provided, which are indicated as 12 and 13.
  • the refrigerating appliance also comprises a control system, not shown since also it is made as known.
  • the control system includes thermostatic means for setting the desired temperature within each compartment 5 and 6 and controlling its maintenance.
  • each compartment 5 and 6 is cooled by the respective evaporator 12 and 13 that extends in a position generally parallel to its rear wall, in thermal contact with the latter.
  • a thermal accumulator containing eutectic material is associated in a fixed position with the rear wall of at least one of the two compartments 5 and 6, in the shown example the rear wall of the compartment 5.
  • the thermal accumulator generally indicated as 14 in figure 1
  • the thermal accumulator 14 is substantially configured as a rigid or semi-rigid panel.
  • the thermal accumulator 14 is mounted on the body 7 so as it extends substantially parallel to the rear wall of the body 7 and to the evaporator 12, a larger face of the thermal accumulator 14 being in thermal contact with a surface of said rear wall, as it will be explained later.
  • the seat 15 is arranged to receive the thermal accumulator 14 in a guided way through the slot 16, and then from the outside of the body 7, in assembling the refrigerating appliance 1.
  • an axially extended portion of the rear wall 7a which is substantially vertical, is narrow in width, in order to define two opposite side walls 15a of the seat 15.
  • the body 7 integrally defines parallel opposite guides that position the thermal accumulator 14.
  • These guides which can be of any shape which is adapted to co-operate with corresponding side rails defined on opposite side walls of the thermal accumulator 14, are represented only diagrammatically and are indicated as 17 in Figure 5, in which the thermal accumulator 14 is shown in a plan view without air conveyor. In this way, the thermal accumulator 14 can be inserted into the seat 15, preferably in a guided way thanks to the guides 17, through the slot 16, from the top, and then from the outside of the body 7.
  • the body 7 is also shaped so as to define a bottom of the seat 15, or at least one or more abutments, in a position generally opposite to the slot 16, on which the thermal accumulator 14 rests when is inserted in an operating position within the seat 15.
  • the seat 15 is generally frontally opened, in such a way that the front larger face of the thermal accumulator 14 generally faces the inner space delimited by the compartment body 7.
  • the intermediate body 14c is constructed so that an internal housing substantially semi-cylindrical and coil shaped is defined, which is indicated as 19 in Figure 8 and partially visible also in Figure 9.
  • a metal pipe for example a copper one, which constitutes the same evaporator intended for cooling the storage compartment 5, can be positioned within this housing 19.
  • said pipe coil not shown, is in the assembled and operational condition, it is at least slightly pressed and anyway in thermal contact with the inner surface of the front plate 14b of the thermal accumulator 14.
  • the seat 15 for the thermal accumulator 14 is frontally open.
  • the front plate 14a that is a larger face of the thermal accumulator 14 is directly exposed inside the space delimited by the walls of the compartment body 7.
  • a wall 20 is added to the body 7 in front of the thermal accumulator 14, in order to obtain said air circulation and humidifying system.
  • the wall 20, as shown in Figure 2 is a part of an air conveyor, generally indicated as C.
  • the wall 20 substantially frontally closes the seat 15 of the thermal accumulator 14, whose bottom is open towards the inside of the compartment 5, to allow the passage of air.
  • Figure 11 is a diagrammatic cross-section of a connecting zone between the rear wall 7a and the top wall 7d of the body 7 of figures 2 and 3, when the air conveyor and the thermal accumulator are assembled in normal operating conditions of the refrigerating appliance.
  • the wall 20 extends generally parallel to the front plate 14a of the thermal accumulator 14, at a certain distance from the front plate 14a: in this way, a cavity that is a part of a duct of said air circulation system is defined between the plate 14a and the wall 20 and indicated as 22a.
  • a fan per se known, for example a centrifugal fan with central suction, only schematically shown in Figure 1, in which it is indicated as F.
  • the front plate 14a of the thermal accumulator 14 is shown extending in height so as to protrude beyond the slot 16, up to the inside of the body of the air conveyor C, in contact with its upper wall 26.
  • the cavity 22a which, as mentioned, is a section of the air circulation duct.
  • Figure 11 also shows that the rear plate 14b of the thermal accumulator 14 is in direct contact with the inner surface of the rear wall 7a of the body 7.
  • the thermal accumulator 14 is just about an entire wall of the room that contains the food and creates a sort of "thermal filter" that allows the maintenance of the correct temperature within the compartment 5.
  • FIG. 10 and 11 This condition is diagrammatically represented in Figures 10 and 11; it should be noted that in Figure 10, which is a view of the compartment body where the representation of the air conveyor C is omitted, the front plate 14a of the thermal accumulator 14 is directly in view.
  • the reference G indicates schematically a layer of ice, formed on the wall of the duct for the air which is formed by the front plate 14a of the thermal accumulator 14. In this way, the air that is forced into the duct 22a-22b of the circulation system flows over said layer of ice G and can take moisture that can be transferred later to fresh products in the storage compartment 5.
  • the ventilation is a low intensity one.
  • the motor of the fan F works at a very low speed, about at least ten times lower than the speed normally used in forced air circulation systems inside of refrigerators according to the state of art, particularly those of "no-frost" type.
  • the refrigerating appliance according to the present invention is provided with a defrost circuit, not shown, as it is per se known.
  • this circuit includes an electrical resistance which is switch on periodically to cause the melt of the frost or ice G.
  • a drain hole can be made on the bottom of the compartment 5 through the lower wall 7e. The drain hole is connected to a small discharge pipe conveying defrosting water to a tray positioned above the compressor 10.
  • the compartment body 7 can be formed in one piece for example of polystyrene or other suitable thermoplastic material by injection or thermoforming operations.
  • the thermal accumulator 14 will be mounted on the body 7.
  • the evaporator 12 is also associated with the rear wall 7a of the compartment body 7, and then suitably connected to the refrigerant circuit in per se known ways.
  • the assembly of the thermal accumulator 14 with respect to the body 7 is extremely simple to be carried out, with a result of a substantially monolithic group of assembly.
  • the constructive solution is economic, since the seat 15, the slot 16 and the eventual sliding guides 17 can be obtained by simply shaping the moulds necessary for the formation of the body 7.
  • the air conveyor C described above will be mounted on the body 7. Thereafter, the body 7 can be mounted on the cabinet 2. Then the thermally insulating material 9 can be injected.
  • the thermal accumulator 14 is inserted in the respective seat 15. Two ends of said pipe coil will be connected in the refrigerant circuit, downstream of the condenser 11 and upstream of the compressor 10, in a per se known manner, through two passages formed in the rear wall 7a of the compartment body 7.
  • the air conveyor C is replaced by a simple substantially T-shaped body that is fixed to the ceiling 7d of the compartment body 7, in order to form the wall 20 and to close the slot 16 on its top.
  • the front plate 14a of the thermal accumulator 14 does not protrude in height beyond the slot 16.
  • the thickness of the thermal accumulator 14 can be equal to the sum of the thickness values provided in the embodiment shown in figure 1 for the duct 22a and to the thermal accumulator 14, while the total volume, now provided separately, remains equal to the passage of air and the eutectic material.
  • the air ducts are not an impediment to stow the same amount of eutectic with an advantage, however, of a greater surface of air- eutectic thermal exchange.
  • the front plate 14a of the thermal accumulator 14 can be maintained in view within the compartment 5; even in this case a means for closing the slot 16 will be preferably provided.
  • the body 7 can be formed in such a way as to have a double rear wall, i.e. comprising two parallel walls that define a seat for the thermal accumulator 14 between themselves, the seat being open at the top through the slot 16.
  • said seat will be closed frontally towards the inside of the compartment 5 by a wall of the same compartment body.
  • a means of closing the slot 16 will preferably be provided.
  • the thermal accumulator 14 is coupled with the rear wall of the compartment 5, but it should appreciated that said thermal accumulator may be associated with one or more walls different from the rear wall in alternative embodiments.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

La présente invention concerne un dispositif réfrigérant qui comprend une armoire (2) avec un compartiment de stockage (5) délimité par un corps (7), ainsi qu'un circuit d'agent réfrigérant. Le compartiment de stockage (5) est refroidi par un évaporateur (12) qui est monté en parallèle à proximité d'une première paroi (7a) du corps (7). Un accumulateur thermique (14) contenant une matière eutectique est monté dans une position fixe par rapport à la première paroi (7a) et s'étend avec sa plus grande face de manière à se trouver en contact thermique avec une surface de la première paroi (7a). En correspondance avec la première paroi (7a), le corps (7) définit intégralement un support (15) présentant une fente (16) qui permet d'insérer l'accumulateur thermique (14). Ladite fente (16) est formée dans le corps (7) en correspondance avec une zone de jonction entre la première paroi (7a) et une seconde paroi (7d) du corps (7) adjacente à la première paroi (7a).
PCT/IT2012/000033 2011-02-02 2012-02-01 Dispositif réfrigérant Ceased WO2012104884A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITFI2011A000018 2011-02-02
IT000018A ITFI20110018A1 (it) 2011-02-02 2011-02-02 Apparecchio frigorifero.

Publications (2)

Publication Number Publication Date
WO2012104884A2 true WO2012104884A2 (fr) 2012-08-09
WO2012104884A3 WO2012104884A3 (fr) 2012-12-20

Family

ID=43975983

Family Applications (1)

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PCT/IT2012/000033 Ceased WO2012104884A2 (fr) 2011-02-02 2012-02-01 Dispositif réfrigérant

Country Status (2)

Country Link
IT (1) ITFI20110018A1 (fr)
WO (1) WO2012104884A2 (fr)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014076006A1 (fr) * 2012-11-15 2014-05-22 Arcelik Anonim Sirketi Réfrigérateur comprenant un séparateur
CN104344632A (zh) * 2013-07-25 2015-02-11 博西华电器（江苏）有限公司 制冷器具
WO2015144237A1 (fr) * 2014-03-28 2015-10-01 Arcelik Anonim Sirketi Ensemble évaporateur amélioré pour appareil de réfrigération
EP3045845A1 (fr) * 2015-01-19 2016-07-20 Liebherr-Hausgeräte Ochsenhausen GmbH Appareil de réfrigération et/ou de congélation
JP2017172850A (ja) * 2016-03-23 2017-09-28 パナソニックＩｐマネジメント株式会社 冷蔵庫
CN112696856A (zh) * 2020-12-15 2021-04-23 中山市凯腾电器有限公司 一种采用凸筋/卡槽位进行重分区的酒柜
WO2022243634A1 (fr) * 2021-05-18 2022-11-24 Freecold Dispositif réfrigérant portatif
WO2023275425A1 (fr) * 2021-07-01 2023-01-05 Frost-Trol, S.A. Meuble frigorifique
WO2023275424A1 (fr) * 2021-07-01 2023-01-05 Frost-Trol, S.A. Meuble frigorifique vitrine à système de réfrigération

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0974794A2 (fr) 1998-07-22 2000-01-26 Whirlpool Corporation Réfrigérateur avec un évaporateur situé dans le plafond du compartiment de conservation
WO2009000722A2 (fr) 2007-06-22 2008-12-31 High Technology Partecipation S.A. Réfrigérateur pour produits frais, comportant des moyens d'équilibrage de la température

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FR1239733A (fr) * 1959-11-03 1960-08-26 Réfrigérateur perfectionné
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JP2501997B2 (ja) * 1992-04-06 1996-05-29 サンデン株式会社 蓄冷式冷凍冷蔵庫
JP3197053B2 (ja) * 1992-04-10 2001-08-13 サンデン株式会社 冷却貯蔵庫
FR2718834A1 (fr) * 1994-04-15 1995-10-20 Fafournoux Bernard Congélateur comportant un dispositif pour congélation rapide à accumulateurs de froid.
JP2002145342A (ja) * 2000-11-09 2002-05-22 Sanko Co Ltd 保冷容器
WO2005090881A1 (fr) * 2004-03-24 2005-09-29 Mobile Refrigerated Air Pty. Ltd. Conteneur de refrigeration transportable
RU2009114582A (ru) * 2009-04-20 2010-10-27 Сергей Иванович Петров (RU) Способ охлаждения объекта и охлаждающее устройство для реализации указанного способа

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0974794A2 (fr) 1998-07-22 2000-01-26 Whirlpool Corporation Réfrigérateur avec un évaporateur situé dans le plafond du compartiment de conservation
WO2009000722A2 (fr) 2007-06-22 2008-12-31 High Technology Partecipation S.A. Réfrigérateur pour produits frais, comportant des moyens d'équilibrage de la température

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014076006A1 (fr) * 2012-11-15 2014-05-22 Arcelik Anonim Sirketi Réfrigérateur comprenant un séparateur
CN104870914A (zh) * 2012-11-15 2015-08-26 阿塞里克股份有限公司 包括隔离器的冰箱
CN104870914B (zh) * 2012-11-15 2017-07-18 阿塞里克股份有限公司 包括隔离器的冰箱
CN104344632A (zh) * 2013-07-25 2015-02-11 博西华电器（江苏）有限公司 制冷器具
WO2015144237A1 (fr) * 2014-03-28 2015-10-01 Arcelik Anonim Sirketi Ensemble évaporateur amélioré pour appareil de réfrigération
EP3045845A1 (fr) * 2015-01-19 2016-07-20 Liebherr-Hausgeräte Ochsenhausen GmbH Appareil de réfrigération et/ou de congélation
JP2017172850A (ja) * 2016-03-23 2017-09-28 パナソニックＩｐマネジメント株式会社 冷蔵庫
CN112696856A (zh) * 2020-12-15 2021-04-23 中山市凯腾电器有限公司 一种采用凸筋/卡槽位进行重分区的酒柜
WO2022243634A1 (fr) * 2021-05-18 2022-11-24 Freecold Dispositif réfrigérant portatif
FR3123112A1 (fr) * 2021-05-18 2022-11-25 Freecold Dispositif réfrigérant portatif
WO2023275425A1 (fr) * 2021-07-01 2023-01-05 Frost-Trol, S.A. Meuble frigorifique
WO2023275424A1 (fr) * 2021-07-01 2023-01-05 Frost-Trol, S.A. Meuble frigorifique vitrine à système de réfrigération

Also Published As

Publication number Publication date
WO2012104884A3 (fr) 2012-12-20
ITFI20110018A1 (it) 2012-08-03

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