WO2010128883A1 - Dispositif de chauffage - Google Patents

Dispositif de chauffage Download PDF

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Publication number
WO2010128883A1
WO2010128883A1 PCT/RU2009/000269 RU2009000269W WO2010128883A1 WO 2010128883 A1 WO2010128883 A1 WO 2010128883A1 RU 2009000269 W RU2009000269 W RU 2009000269W WO 2010128883 A1 WO2010128883 A1 WO 2010128883A1
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WO
WIPO (PCT)
Prior art keywords
reagent
closed
outer casing
jumper
width
Prior art date
Application number
PCT/RU2009/000269
Other languages
English (en)
Russian (ru)
Inventor
Василий Александрович БАРГАН
Original Assignee
Общество С Ограниченной Ответственностью "Барган Продакшн Групп"
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 Общество С Ограниченной Ответственностью "Барган Продакшн Групп" filed Critical Общество С Ограниченной Ответственностью "Барган Продакшн Групп"
Publication of WO2010128883A1 publication Critical patent/WO2010128883A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/34—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging foodstuffs or other articles intended to be cooked or heated within the package
    • B65D81/3484—Packages having self-contained heating means, e.g. heating generated by the reaction of two chemicals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24V—COLLECTION, PRODUCTION OR USE OF HEAT NOT OTHERWISE PROVIDED FOR
    • F24V30/00—Apparatus or devices using heat produced by exothermal chemical reactions other than combustion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/52—Details
    • B65D75/58—Opening or contents-removing devices added or incorporated during package manufacture
    • B65D75/5805—Opening or contents-removing devices added or incorporated during package manufacture for tearing a side strip parallel and next to the edge, e.g. by means of a line of weakness
    • B65D75/5811—Opening or contents-removing devices added or incorporated during package manufacture for tearing a side strip parallel and next to the edge, e.g. by means of a line of weakness and defining, after tearing, a small dispensing spout, a small orifice or the like

Definitions

  • the invention relates to exothermic heaters, mainly food products before their use.
  • a prior art device for heating, comprising a body of heat-conducting material, in the cavity of which is placed a package with a food product, as well as a thermal module with an activator.
  • the housing is placed in a heat-insulating outer casing with a lid, and inside the housing of the thermal module is placed a solid reagent and a closed chamber made of an elastic material with a liquid reagent (see US Pat. No. A - JYo 4823769, 1989).
  • the main disadvantage of the known device is its high cost, since the device has a complex structure and requires a large consumption of material.
  • a device for heating taken as a prototype and containing a flat thermal module located in the cavity of the outer casing, which is made of a flexible gas-tight material and equipped with a shutter.
  • the case of a flat thermal module is made of two sheets of gas-tight, flexible, heat-conducting material, which are interconnected in a closed loop by means of a sealed seam (thermal seam) with the formation of a closed cavity, in which contains the reagent in the solid state, for example, calcium oxide, and the reagent in the liquid state - water, while the heated food product is placed in the cavity of the outer casing, and the flat thermal module is placed in the volume of the food product (see PCT application WO - A2 - N ° 30251, 2002).
  • the disadvantage of the prototype is that it does not provide high efficiency in the use of heat released as a result of an exothermic chemical reaction, since the product is heated only due to a sufficiently inertial process of heat transfer through the walls of the housing of the flat thermal module.
  • the present invention is aimed at solving the technical problem of improving the efficiency of use of thermal energy released as a result of an exothermic chemical reaction while ensuring ease of use, multifunctionality and full use of calcium oxide.
  • the technical result achieved in this case lies in the fact that from the moment of depressurization of the flat thermal module case, the efficiency of heat transfer to the object increases due to the simultaneous occurrence of two processes, namely, heat transfer and heat transfer during intense condensation of water vapor.
  • a closed loop of a sealed seam includes two side sections, upper and lower the ends of which are paired with each other respectively by the upper and lower sections, at least one of the side sections of the closed contour of the sealed seam is made with a jumper having a width that is less than the width of the sealed seam in the corresponding side section, and forming a zone with reduced mechanical strength , while the outer side of the jumper is made rectilinear and is flush with the outer side of the corresponding side portion of the closed contour
  • the advantage of the patented device in comparison with the prototype is that after the temperature in the closed cavity reaches the maximum value (depending on the used ratio of the components in the homogeneous mixture) and the formation of the heated vapor-gas mixture, the flat thermal module case is depressurized. Therefore, from this moment until the end of the exothermic chemical reaction, heat transfer to the heated food product will not not only due to contact heat transfer, but also due to the intense condensation of water vapor heat transfer of the heated vapor-gas mixture exiting through the hole formed in the housing of the flat thermal module into the cavity of the outer casing. As a result, the object is heated to a higher temperature or less time is required to heat the object to a predetermined temperature.
  • the jumper is made of a symmetrical shape with respect to a transverse line dividing its length in half, and the width of the jumper in the direction from each of its borders decreases monotonically either in a linear relationship or in a curved relationship, for example, a corresponding second-order curve.
  • the sheets of the flat thermal module casing are additionally interconnected by means of a dividing section of the sealed seam dividing the closed cavity of the flat thermal module casing into two adjacent compartments, while the dividing section of the sealed seam is located between the lateral sections of the closed loop of the sealed seam and connected their ends with its upper and lower sections, each of the above-mentioned side sections is made with a jumper forming in the corresponding lateral section, a zone with reduced mechanical strength, the reagent in the solid state is placed in two containers made of gas-permeable material and containing at least one compartment, the reagent in the liquid state is placed in an even number of closed chambers of elastic material, while in the lower part of each of the above compartments there is a corresponding container with the reagent in the solid state, and in the upper part each compartment contains the same number of closed chambers with a reagent in a liquid state.
  • each compartment is made tapering to the top, while the upper and lower parts of each compartment are dimensioned to provide a fixed position in each of them, respectively, of a closed chamber with a reagent in a liquid state and a container with a reagent in a solid state, as in transportation, and when using a flat thermal module. This ensures the convenience of using a flat thermal module.
  • the flat thermal module is enclosed in a sheath of filtering gas-vapor-permeable material. Thanks to this, dispersed products of an exothermic chemical reaction are prevented from entering the packaging with the food product or into the food product itself.
  • the solid reactant is a uniform oxide mixture calcium with anhydrous silica gel when the content of anhydrous silica gel is in the amount of one part per 3.0 to 6.0 parts by weight of calcium oxide, and the reagent in the liquid state is water or an aqueous salt solution with a freezing temperature below 0 0 C.
  • the outer casing is sealed, the shutter is placed in its upper part, while the shutter is either reusable, or the upper edge portion of the outer casing forms a one-time shutter in the form of a double strip cut off or torn off from the outer casing, or the outer casing contains a disposable shutter, as described above, and located below the end section cut off or torn off from the outer casing, a reusable shutter. This ensures the isolation of the cavity of the outer casing from the environment, not only during storage of the device, but also during an exothermic chemical reaction.
  • one of the walls of the outer casing is thermally insulated from the housing of the planar thermal module. This increases the efficiency of using heat released as a result of the exothermic chemical reaction.
  • FIG. 1 shows a device for heating, front view, partial section; in FIG. 2 - same, side view, partial section; in FIG. 3 - flat thermal module, front view, partial section; in FIG. 4 - an example of a jumper; in FIG. 5 and 6 are examples of a planar thermal module, front view, partial section; in FIG. 7 and 8 are examples of the placement of the food product in the cavity of the outer casing, side view, partial section.
  • the heating device contains an outer casing 1, which is made of a corrosion-resistant, gas-tight, preferably easily crushed (flexible) sheet material, for example, aluminum foil, laminate, etc.
  • the outer casing 1 is sealed in the form of two opposed walls 2 and 3, preferably of rectangular shape, which are connected at the edges by a sealed seam 4, for example a thermal seam.
  • the upper section of the seam 4 is made with a width exceeding the width of the seam 4 in other sections and providing the possibility of execution in this section seam of the hinged hole 5.
  • the outer casing 1 is equipped with a disposable or reusable shutter, which is located in its upper part.
  • the upper portion of the seam 4, as well as the adjacent edge portion of the outer casing 1, form a one-time shutter in the form of a double strip cut off or torn off from the outer casing 1 in the form of a double strip, to indicate the lower boundary of which on the upper portion of the outer casing 1 is made elements indicating the recommended place to cut or tear off the above-mentioned strip, for example, in the form of opposite cutouts 6 on the outside of each side section of the seam 4.
  • the outer casing 1 is provided with not only the above-described gate disposable but reusable and gate, for example, is provided with recesses 6 arranged below and parallel to the upper portion of seam 4 snap-linear gate 7 (Zirlosk TM) cm. fig.l and 2.
  • the heating device also contains a flat thermal module 8 (PTM), which is placed in the cavity of the outer casing 1.
  • the body of the PTM 8 (Fig. 3) is made of two (preferably identical, rectangular) sheets 9 and 10 of a flexible, gas-tight material with high thermal characteristics (thermal conductivity and thermal diffusivity), for example, aluminum foil, lamister, etc. Sheets 9 and 10 form two opposed walls of the body of the PTM 8 and are interconnected in a closed circuit by means of a sealed seam 11 with the formation of a closed cavity 12.
  • the closed contour of a sealed seam 11 includes two side sections 11.1 and 11.2, the upper and lower ends of which are pairwise are interconnected respectively, upper 11.3 and lower (bottom) section 11.4.
  • each jumper 14 is made rectilinear and is flush with the outer side of the respective side section
  • At least one of the side sections 11.1 and 11.2 of the closed contour of the sealed joint 11 is made with a recess located on the inside of its middle part and forming in the sealed joint 11 a zone with reduced mechanical strength in the form of a jumper 14.
  • Each jumper 14 within its borders - 14.1
  • the sealed joint 11 along its entire length has the same width - W, with the exception of one or two sections corresponding to the jumper or jumpers 14.
  • each jumper 14 is symmetrical in shape with respect to a transverse line 15 dividing its length L in half.
  • the preferred option is to make jumpers 14 with a width that decreases monotonically in the direction from each of its borders 14.1 and 14.2 either in a linear relationship (Fig. 3), or in curvilinear dependence, preferably in accordance with a second-order curve: a circle, a parabola (Fig. 4), a hyperbole or an ellipse.
  • Each jumper 14 is located in the region corresponding to the greatest deformation of the walls of the PTM 8 casing due to the pressure of the vapor-gas mixture heated as a result of the exothermic chemical reaction, namely, in the middle part of the lateral section 11.1 (11.2) of the closed loop of the hermetic seam 11 corresponding to each jumper 14.
  • the closed cavity 12 of the housing of the PTM 8 is intended for placement of reagents in it in solid and liquid state.
  • the closed cavity 12 is also a reaction zone during an exothermic chemical reaction between the above reagents.
  • the reagent in the solid state is placed in the lower part of the closed cavity 12, and the reagent in the liquid state is placed in its upper part.
  • the lower part of the closed cavity 12 is formed by the lateral 11.1 and 11.2, as well as the lower 11.4 sections of the closed contour of the sealed seam 11, and the upper part of the closed cavity 12 formed by its upper section 11.3 is made tapering to the top, for example, in the form of a neck with shoulders and a lid (Fig. 3) since the reagent in a liquid state occupies a smaller volume.
  • the reagent 16 in the solid state is placed in at least one flat container. 17, the walls of which are made of gas-permeable material.
  • each wall of the container 17 is made of two layers, namely, with an outer layer of gas-permeable fiberglass and an inner layer of porous, non-woven material, for example polypropylene.
  • the porous non-woven material provides good gas permeability, as when initiating an exothermic chemical reaction , and in the process of its course.
  • the implementation of the outer layer of the walls of the container 17 from a gas-permeable fiberglass provides (due to the presence of sufficiently large pores) optimal conditions for supplying the reagent in the liquid state to the reagent 16 in the solid state in the cavity of each container 17, as well as good thermal conductivity due to the filling of the pores with water during the exothermic process chemical reaction.
  • the high temperature resistance of the glass fabric ensures the preservation of the shape of the containers during operation of the device (see patent RU - Ul - Ne 74787, 2008).
  • a calcium oxide composition known from the prior art is used, which is designed to solve the problem of ensuring the duration of heat energy release for at least 10 minutes, namely, a homogeneous mixture of calcium oxide with anhydrous silica gel, when the content of anhydrous silica gel is in the amount of 1 part per 3.0 - 6.0 parts by weight of calcium oxide (see patent RU - U 1 - N ° 74787, 2008).
  • a reagent 18 in a liquid state water or an aqueous saline solution with a freezing point below O 0 C is used. Sodium chloride and potassium or sodium acetate are used as salts for the preparation of an aqueous saline solution.
  • the reagent 18 in a liquid state is placed in a closed chamber 19, the wall of which is made of elastic material (polyethylene, thin rubber, etc.) with the violation of its integrity when applied to opposite parts of its wall compressive load.
  • the reagent 18 in the liquid state can be in several separate closed chambers 19 or in one chamber with a cavity divided into several compartments isolated from each other.
  • the shape persistence of the HlM 8 case during transportation, storage and use of the heating device is also ensured by the fact that the upper and lower parts of the closed cavity 12 are dimensioned to ensure a fixed position of the container 17 (or containers 17) in its lower part, as well as the closed chamber 19 (or closed chambers 19) in its upper part.
  • the full use of the reagent 16 in the solid state, which is located in the large size PTM 8 is also ensured by the fact that the sheets 9 and 10 of the PTM case 8 are additionally interconnected by means of a preferably rectilinear dividing section 20 of the hermetic seam 11, which divides the closed the cavity 12 of the housing PTM 8 into two adjacent compartments 12.1 and 12.2 (Fig. 5 and 6).
  • the dividing section 20 of the tight joint 11 is located between the lateral sections 11.1 and 11.2 of the closed loop of the tight joint 11 and is connected at its ends to its upper 11.3 and lower 11.4 sections.
  • Each of the side sections 11.1 and 11.2 is made with a jumper 14, forming a zone with reduced mechanical strength in the corresponding side section.
  • the reagent 16 in the solid state is placed in two containers 17.1 and 17.2, made in the same way as described above from a gas-permeable material and with two-layer walls, with each of the containers 17.1 and 17.2 made, depending on its size, with one or more compartments. In the lower part of each compartment 12.1 and 12.2 there is a container 17.1 and 17.2 corresponding to each of them with a reagent 16 in the solid state.
  • the reagent 18 in a liquid state is placed in an even number (for example, in two FIGS. 5,6) of closed chambers 19.1 and 19.2, while the same number (one of FIGS. 5 and 6) of closed chambers is placed in the upper part of each compartment 12.1 and 12.2 with reagent 18 in a liquid state.
  • Each compartment 12.1 and 12.2 is made tapering to the top (Fig. 5 and 6), while the upper and lower parts of each compartment 12.1 and 12.2 are made with dimensions that provide a fixed position in each of them, respectively, is a closed chamber 19.1 and 19.2 with reagent 18 in the liquid state and a container 17.1 and 17.2 with reagent 16 in the solid state both during transportation and when using ⁇ 8.
  • HlM 8 can be placed in the shell 21 from filtering gas-vapor-permeable material, for example, from parchment - W with a density of 40-60 t / and 2 .
  • the shell 21 can be made of non-woven material with inclusions of activated carbon (see patent RU - Cl - JVs 2336797, 2008).
  • the use of parchment - W for the manufacture of shell 21 allows you to put on its outer surface the information necessary for the proper use of PTM 8.
  • the outer casing 1 When using a patented device for heating packaged or unpacked (as in the prototype) food products that are placed in the cavity of the outer casing 1 with thermal contact with the body of the PTM 8, the outer casing 1 is dimensioned to ensure that not only the PTM 8 is placed in its cavity , but also packaging 22 with the food product or the most heated food product 23, as in the prototype (Fig. 7 and 8). To reduce heat loss to the environment, the walls 2 and 3 of the outer casing 1 are made with a coating 24 of a heat-insulating material deposited on their inner surface (Fig. 8). In the case of heating of the food product contained in package 22 (Fig.
  • one of the walls of the outer casing 1 is insulated from the PTM casing 8 using a plate 25 of heat-insulating material (cardboard, thick paper, etc.), and between the second wall of the outer casing 1 and housing PTM 8 placed packaging 22 with a food product.
  • AT the cavity of the outer casing 1 can be placed an empty packaging 22.1 for a food product (Fig. 2).
  • a device for heating is used as follows. First, regardless of whether the heated object is in the cavity of the outer casing 1 or not, the user performs actions that provide access to the cavity of the outer casing 1. As mentioned above in the preferred embodiment of the invention, the outer casing 1 is sealed and the shutter (disposable or reusable, or a combination of sequentially disposable and reusable closures) is located in the upper part of the outer casing 1. Therefore, to provide access to the cavity of the outer casing 1, the user removes, in the first case (in accordance with the above), a one-time shutter by cutting or tearing from the outer casing 1 of its upper end portion in the form of a double strip formed by the upper portion of the seam 4 and the adjacent edge portion (3-20 mm wide) of the outer casing 1.
  • the user opens the reusable shutter, which in the preferred embodiment of the invention is in the form of a linear snap shutter 7.
  • the user first removes the one-time shutter in the same way as to the above, and then opens the reusable shutter, made preferably in the form of a linear snap-on shutter 7.
  • the execution of the outer casing 1 is hermetic ensures the safety of its contents until the moment corresponding to the start of using the device for heating.
  • either packaging 22.1 (bag) for a food product can be placed, or packaging 22 with a food product, or the heated product 23 itself, in which PTM 8 is placed (Figs. 2, 7 and 8).
  • the user brings the PTM 8 into working condition.
  • the user initiates an exothermic chemical reaction between those in the solid state 12 or in the compartments 12.1 and 12.2 of the PTM housing 8 reagent 16 in the solid state and reagent 18 in the liquid state.
  • the user applies a compressive force (in the absence of a shell 21) directly to the upper sections of the sheets 9 and 10 of the PTM case 8 located opposite each other, between which there is either one closed chamber 19 (Fig. 3) with reagent 18 in the liquid state, or two closed chambers 19.1 and 19.2 (Fig. 5, 6) with reagent 18 in a liquid state.
  • the user applies a compressive force to the sections of the shell 21 under which the above-mentioned upper sections of the sheets 9 and 10 are located.
  • the shell 21 is made of parchment - W, the outer surface of the shell 21 can be coated from paint in the form of graphic elements and / or text indicating the recommended place of application of compressive force.
  • the PTM 8 can be partially removed from the cavity of the outer casing 1, and at its end it is again completely placed in the cavity of the outer casing 1 to ensure good thermal contact with the heated object. It should be noted that the execution of the closed cavity 12 (Fig. 3), as well as the compartments 12.1 and 12.2 (Fig.
  • water comes into contact with a homogeneous mixture of calcium oxide with anhydrous silica gel, while the content of anhydrous silica gel is in the amount of 1 part per 3.0 to 6.0 parts by weight of calcium oxide. Due to the homogeneity of the mixture, calcium oxide and anhydrous silica gel simultaneously come into contact with water.
  • the other wall of the body of the PTM 8 is insulated from the wall of the outer casing 1 using a plate 25 of heat-insulating material. Therefore, the heat flux from the PTM 8 in the direction to the packaging 22 with the food product is much more than the heat flux directed to the outer casing 1.
  • the efficiency of use of heat released as a result of the exothermic chemical reaction It should be noted here that the placement of the PTM 8 in the shell 21 of filtering material slightly increases the thermal resistance between the PTM 8 housing and the package 22, however, as will be shown below, it prevents the dispersed reaction products from getting onto its surface.
  • the pressure increase in the closed cavity 12, as well as in the compartments 12.1 and 12.2 is limited by the moment the pressure of the vapor-gas mixture reaches a value at which there is a gap in the tight joint 11 in the zone (or zones) with reduced mechanical strength.
  • the geometric parameters of the jumpers 14 can be determined experimentally for each specific case, depending, inter alia, on the materials used and the dimensions of the PTM 8, the mass of the reagents, the required maximum temperature in the closed cavity 12, as well as in the compartments 12.1, 12.2.
  • the width W of the tight joint 11 is 6 mm
  • the thickness of sheets 9 and 10 of PTM 8 equal to 35 ⁇ m
  • the jumpers 14 are symmetrical in shape with respect to the transverse line 15, dividing its length Z in half.
  • the heated food product 23 can be placed directly in the cavity of the outer casing 1, while, to prevent the dispersed (liquid and solid) products of the exothermic chemical reaction from entering the heated food product 23, the PTM 8 must be placed in the shell 21 from the filter material passing only purified steam-gas mixture.
  • the operation of the PTM 8 is no different from the case described above.
  • an increase in the heating temperature or a decrease in the time required to heat the food product 23 to a predetermined temperature is ensured by the fact that the heated vapor-gas mixture emerging from the opening formed in the housing of the PTM 8 passes through the shell 21 and is cleaned of dispersed particles and from harmful products of an exothermic chemical reaction penetrates into the depth of the food product 23.
  • the food product 23 is heated not only due to heat conduction, but also due to heat transfer from the vapor-gas mixture heated to high temperature to the food product layer 23 corresponding to the depth penetration of a gas-vapor mixture into this product (in other words, due to heat transfer).
  • the patented device for heating is multifunctional, since it can also be used as a one-sided and two-sided flat contact heater.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Food Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Cookers (AREA)

Abstract

L'invention permet d'accroître l'efficacité d'utilisation de l'énergie thermique dégagée par une réaction chimique exothermique grâce à l'utilisation non seulement du transfert thermique mais aussi de l'émission de chaleur lors de la condensation intensive de la vapeur d'eau. Le dispositif de chauffage comprend un module thermique plat (8) disposé dans la cavité d'une enveloppe extérieure (1) munie d'une vanne. Le module thermique plat est composé de deux feuilles (9, 10) d'un matériau conducteur de chaleur reliées le long d'un contour fermé au moyen d'un joint hermétique (11) pour former une cavité fermée (12) contenant un réactif solide à base d'oxyde de calcium et un réactif liquide. Le contour fermé du joint hermétique comprend deux sections latérales (11.1, 11.2), dont les extrémités supérieure et inférieure, respectivement, sont reliées par des sections supérieure (11.3) et inférieure (11.4), respectivement. Au moins une des parties latérales du contour fermé du joint hermétique (11) comporte un raccord (14) dont la largeur est inférieure à celle du joint hermétique (11) dans la section latérale correspondante (11.1, 11.2) et qui forme une zone à résistance mécanique réduite. Le côté extérieur du raccord (14) est rectiligne et affleure le côté extérieur de la section latérale correspondante (11.1, 11.2) du contour fermé du joint hermétique (11), et la largeur du raccord (14) diminue dans une direction opposée depuis chacune des limites jusqu'à une valeur minimale donnée.
PCT/RU2009/000269 2009-05-05 2009-05-29 Dispositif de chauffage WO2010128883A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
RU2009116782 2009-05-05
RU2009116782/12A RU2009116782A (ru) 2009-05-05 2009-05-05 Устройство для нагрева

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Publication Number Publication Date
WO2010128883A1 true WO2010128883A1 (fr) 2010-11-11

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4770295A (en) * 1983-09-15 1988-09-13 Baxter Travenol Laboratories, Inc. Selectively openable seal line and containers having same
FR2788039A1 (fr) * 1999-01-05 2000-07-07 Remy Goalabre Emballage souple sous vide a reaction exothermique pour produits alimentaires
WO2003002425A1 (fr) * 2001-06-29 2003-01-09 The Procter & Gamble Company Emballage auto-chauffant et auto-refroidissant

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4770295A (en) * 1983-09-15 1988-09-13 Baxter Travenol Laboratories, Inc. Selectively openable seal line and containers having same
FR2788039A1 (fr) * 1999-01-05 2000-07-07 Remy Goalabre Emballage souple sous vide a reaction exothermique pour produits alimentaires
WO2003002425A1 (fr) * 2001-06-29 2003-01-09 The Procter & Gamble Company Emballage auto-chauffant et auto-refroidissant

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Publication number Publication date
RU2009116782A (ru) 2010-11-10

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