Tank manufacturing method

FIELD: technological processes.

SUBSTANCE: manufacturing method of the open tank from the top, contains the lower wall, the vertical perimetrical wall and vertical inner wall between one part of the perimetrical wall and the other part of the perimetrical wall. At that the perimetrical wall and inner wall form the first and the second compartments inside the tank. According to the method, the melted water-soluble polymer is injected into the mould cavity between the cooperating male and female parts of the mould. Also, there is the first and the second male parts, configured for independent movement and separated by the gap in which the inner wall is formed. At that the first and the second male parts correspond to the first and the second compartments of the moulded tank. In the manufacturing method of the mould parts, the first and the second mould parts and the female part of the mould are formed and polish all surfaces contacting to the surface polymer.

EFFECT: provision the simplicity of products manufacturing with reduced wall thickness.

12 cl, 7 dwg

 



 

Same patents:

FIELD: chemistry.

SUBSTANCE: product, suitable for application in the process of plant planting, contains package, which forms closed space, and intensifier of plant growth, pesticide and moisture-absorbing material, all three components are in closed space of package. Novelty of invention consists in the following: pesticide is present in quantity from approximately 0.50 wt % to approximately 0.90 wt % of the total weight of package content, with nominal pesticide concentration 75%, intensifier of plant growth is present in quantity from approximately 70 wt % to approximately 85 wt % of the total weight of package content and moisture-absorbing material is present in quantity from approximately 15 wt % to approximately 30 wt % of the total weigh of package content. Content can contain polyvinyl alcohol, biodegradable paper and can be degradable. Product can additionally contain stimulator of root growth. Intensifier of plant growth can contain nitrogen, potassium and/or phosphorus in ratio approximately 1:2:1, as well as fertiliser. Pesticide can represent chloronicotinyl or imidacloprid. Pesticide and intensifier of plant growth can constitute granulated combination, connecting pesticide combined with plant growth intensifier. Moisture-absorbing material can represent cellulose or akrylate polymer.

EFFECT: increase of survival rate of plants, reduction of need for watering, acceleration of root system growth, simplification of product storage.

26 cl, 5 tbl, 5 ex

FIELD: chemistry.

SUBSTANCE: pouch made of a water-soluble film comprises a first hermetically fastened compartment containing a first composition, wherein the first compartment comprises at least one wall which includes a water-soluble film consisting of at least 50 wt % of a water-soluble polyvinyl alcohol (PVA) resin. The PVA resin has average viscosity in the range of 13.5 cP to 20 cP and degree of hydrolysis in the range of 84% to 92%, and also contains a mixture of a first and a second PVA polymer. The first PVA polymer has viscosity in the range of 8 cP to 40 cP and the second PVA polymer has viscosity in the range of 10 cP to 40 cP and the viscosity of the first PVA polymer is less than the viscosity of the second PVA polymer. The film further contains no more than 30 wt % of a PVA polymer having viscosity less than 11 cP. In another version, the pouch comprises a first hermetically fastened compartment containing a first composition and a second hermetically fastened compartment containing a second composition, wherein the second compartment is attached to the first compartment and combined such that they have a common separating wall located inside the pouch. The pouch has at least one wall made of a water-soluble film which is the outer wall of the pouch. The water-soluble film is made as described above and further contains 1 wt % to 40 wt % of a plasticiser and no more than 30 wt % of a PVA polymer, having viscosity less than 11 cP, and is characterised by resin selection index value in the range of 0.255 to 0.315. In yet another version, the pouch made of a water-soluble film comprises a first hermetically fastened compartment containing a first composition, a second hermetically fastened compartment containing a second composition, a third hermetically fastened compartment containing a third composition. Each of the compositions is selected from a group consisting of a liquid, a powder and a combination thereof, and the pouch has at least one outer wall made of a water-soluble film containing: at least 50 wt % of a water-soluble PVA resin, wherein the PVA resin has average viscosity in the range of 13.5 cP to 20 cP and degree of hydrolysis in the range of 84% to 92%, and also contains a mixture of a first and a second PVA polymer, wherein the first PVA polymer has viscosity in the range of 8 cP to 40 cP and the second PVA polymer has viscosity in the range of 10 cP to 40 cP and the viscosity of the first PVA polymer is less than the viscosity of the second PVA polymer, wherein the film contains no more than 30 wt % of a PVA polymer having viscosity less than 11 cP, and is characterised by resin selection index value in the range of 0.255 to 0.315, residual moisture content of at least 4 wt %, water-drop resistance test value of at most 60% and wash-residue test value of at most 4.5.

EFFECT: group of inventions increases solubility, water-drop resistance and improves mechanical properties.

20 cl, 15 tbl

FIELD: process engineering.

SUBSTANCE: invention relates to materials to be used as filtration material for tea bag and similar fillers, particularly, to fibrous sheet material. It comprises mesh and nonwoven fabric applied on the latter by lamination. Nonwoven fabric is made from fabric produced by aerodynamic process from the melt or spinneret method, or from card nonwoven fabric.

EFFECT: transparent and strong material to be filled with fine particles, efficient process.

7 cl, 2 ex

Wax package // 2365530

FIELD: package.

SUBSTANCE: invention is intended for food and medical industries. Proposed wax package to pack foodstuffs and pharmaceutical preparations represents a bee queen cell. Wax composition comprises additionally biologically active substances, e.g. ambrosia, blossom dust, homogenate bee brood, honey and propolis. Proposed package can be taken in both perorally and sublingually. Foodstuffs and pharmaceutical preparations can be pre-encapsulated in the package material. Note that the package can contain isolated cells.

EFFECT: possibility to encapsulate different foodstuffs and pharmaceutical preparations.

2 cl

FIELD: manufacture of disposable utensils.

SUBSTANCE: method involves forming utensil by compressing composition containing 1-30 wt% of yield remains, 1-30 wt% of corn flour, 1-10 wt% of paper mulberry bark, 1-10 wt% of moss, and 30-96 wt% of mixture of cereal crop grains flour as remaining portion. Disposable utensil is produced using environmentally safe, fully destroyable materials free of additional chemical admixtures and allowing shape and function of general-purpose disposable utensil to be kept.

EFFECT: provision for full destroying of utensil under environmental conditions and, accordingly, elimination of problems connected with wastes utilization.

5 cl, 3 dwg, 1 ex

The invention relates to a method and apparatus for the homogenization of granular material containing tank having a rear wall, a front end wall, and two side walls, an infeed conveyor for feeding granular material on top of the tank to accommodate the layer of bulk material, limited to the mentioned walls, and a discharge conveyor located at the bottom of the tank and passing at least from the rear end wall of the tank to the front end wall for the removal of bulk material in the direction towards the front end wall, when the discharge conveyor is open relative to the bulk material throughout between the two end walls

The invention relates to a technology for extending the shelf life of fresh food products
The invention relates to food industry, and in particular to methods of preparing food products for private and public consumption

The invention relates to packaging, intended for packaging individual portions of chemicals, in particular pesticides

FIELD: personal use articles.

SUBSTANCE: invention relates to a can (1) for beverage, comprising a base (10) forming the receiving collar (17), in which resilient disc (50) is held retained. The maximum size of the disc (50) is arranged so as to be larger than the inner diameter of the receiving collar (17) and when entering the resilient disc (50) into the receiving collar (17) the disc (50) takes a concave dome shape. The degree of dome bending can take any value in the range between the size of the disc and the size of the reformed base (10) of the can (1). One or more drain openings may be provided along the periphery of the resilient disc (50) so that any liquid can flow captured between the surfaces of the base (10) and the resilient disc (50).

EFFECT: safe and easy removal of the disc from the base of the can is ensured.

5 cl, 12 dwg

FIELD: packaging industry.

SUBSTANCE: opening device (100) for a packaging container (112), which comprises two functional parts: a membrane part (102) that provides a reliable seal of the packaging container, and a support part (104) that provides strength to the opening device. The opening device is characterised in that the membrane section of the membrane part is mechanically attached to the support part to function as a single piece during opening of the packaging container, and the materials of the membrane part and the support part are thermally incompatible.

EFFECT: improvement of the design.

13 cl, 11 dwg

FIELD: packaging industry.

SUBSTANCE: invention relates to a metal can for storage of food product sterilised by heat treatment after closing the can, comprising a monoblock body forming a bottom and a side wall of the can, and a lid connected to this body to close it, at that the minimum thickness of the side wall is from 20% to 60% of the thickness of the bottom centre. According to the invention, the height of the can is from 1.5 to 3.5 its width and the bottom and/or the lid of the can comprises central wall convex towards the outside of the shape connected to the side wall through a peripheral annular groove open outwards.

EFFECT: improvement of the design.

14 cl, 5 dwg

FIELD: packaging industry.

SUBSTANCE: invention relates to the container, such as can, for filling with a product to be conserved, in particular foodstuff, and the named container contains a can housing (1) consisting of a bottom (2) element which passes into a sidewall (3), and the named housing (1) can limits the internal conservation volume (6) and contains the internal surface (7) made partially of tin covered with the protective layer (10) intended for reduction of chemical activity of the named product to be conserved. According to this invention the protective layer (10) contains a set of pores (11) distributed at least on a part of its surface through each of which the access to the zone (7a), opposite to the named internal surface (7) can be provided, from the named internal volume (6) of the container, in particular to provide dissolution of tin in a product and at the same time to minimise the negative impact, caused by chemical activity of the named product to be conserved, at the appearance of the named tinned internal surface (7).

EFFECT: design improvement.

27 cl, 2 dwg

FIELD: packaging industry.

SUBSTANCE: box (10) comprises a floor (12) and at least two pairs of respectively opposing side walls (14a, 14b, 16a, 16b), at that the first side wall (16b) is oriented upwards from the floor in the vertical direction (18), at least partially only to the height of extracting (20) less than the height of one or several other side walls (14a, 14b, 16a), whereby a side opening is formed having a size providing access and ability to extract the products contained in the box (10), through the side opening.

EFFECT: improvement of the design.

19 cl, 12 dwg

FIELD: transport; packaging.

SUBSTANCE: invention proposes a plastic vessel (1) with an outlet nozzle (10) that is intended for installation on the neck (2) of the vessel and has one or more closed outlet holes (11). An inner wall (4) of the neck (2) of the vessel has at least one thickening (7) projecting out of the inner wall (4), which is formed by blow moulding. Blow moulding can be extrusion blowing or blowing-out with drawing. The outlet nozzle (10) has a body (12) that is designed for connection to the neck (2) of the vessel and made according to a circumferential outline of the neck (2) of the vessel. In the outer wall (14) of the body (12), which faces the inner wall (4) provided with at least one thickening (7) there is a corresponding number of seats (15) for thickenings (7).

EFFECT: improvement of the design.

25 cl, 9 dwg

FIELD: packaging industry.

SUBSTANCE: invention describes a bottom for a plastic container, which includes an external support section, an annular structure including a variety of series formations, an internal inversion section located radially and inwardly from the annular structure, and a central section.

EFFECT: as per a version of the design, series formations are located actually in a ring-shaped configuration, and at least the internal inversion section has a possibility of being bent under action of inner vacuum forces acting on the above container.

9 cl, 11 dwg

Coated glass vessel // 2553015

FIELD: chemistry.

SUBSTANCE: disclosed is a glass vessel, particularly a bottle, flask or jar, having a coating on the outer side, which includes at least a pair of layers, the first layer containing carbon nanotubes and/or graphene, and the second layer deposited on the first layer and made by electropainting with a liquid or powdered dye, or by electrostatic deposition of a metal.

EFFECT: invention solves the task of making a glass vessel which is impervious to sun rays, capable of protecting a product from oxidation and decomposition, prolongs the shelf life of said product and preserves application properties and increases the durability of the vessel.

2 cl

FIELD: machine building.

SUBSTANCE: mixer for loose materials comprises loading and unloading devices, a vertical casing and drive drums. Elastic elements are fitted on the side surface of the drums. The elements are fixed pairwise at an angle to the drum surface. Pouring devices are installed between the drums. Stationary resilient members are installed on the inner side of the casing. The resilient members of the casing interact with the drums.

EFFECT: simple design, high quality of loose materials mixing.

2 dwg

FIELD: transport.

SUBSTANCE: box including base (12) and at least two pairs of mutually opposite side walls (14a, 14b, 16a, 16b) extends upwards from the base (12) in vertical direction (18) at least partially, for retrieval height (20) only which is less than the height of one or more remaining side walls (14a, 14b, 16a) to form side opening sized so that it provides possibility to get access to and retrieve products contained in the box through side opening. The box additionally includes insert (112) to be located on the base (12) where the insert (112) is made depending on products accepted into the box. The box additionally includes locking element and latching mechanism to latch locking element in the first closed position.

EFFECT: perfected design.

32 cl, 21 dwg

FIELD: process engineering.

SUBSTANCE: invention relates to moulding of plastic articles: mould (2) comprises main cavity (42) and at least one extra cavity (46). Note here that at least one extra cavity (46) is connected with main cavity (42) by channel (47). Main cavity (42) is filled with plastic melt so that joint line (40) is formed in said main cavity (42) nearby channel (47) between at least one said extra cavity (46) and main cavity (42). Connection channel (47) features cross-section sized to prevent plastic melt leak in extra cavity (46) at filling of main cavity (42). Filling pressure increases unless plastic melt leaks into extra cavity (46). Melt leaks through said joint line (40) at filling the main cavity (42). Then, mould (2) opens to allow removal of moulded article therefrom. Calves and accessories are used in device operated under pressure and comprises clamp ring made as describe in this invention.

EFFECT: better mechanical properties.

9 cl, 6 dwg

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