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Patent Searching and Data


Matches 201 - 250 out of 4,230

Document Document Title
WO/1998/051433A1
In a method of extracting castings (1, 2, 3) from moulds in a mould-string plant, the downstream-most mould (1) is gripped by a robot gripper (9) and made to cooperate with an engagement member (14), the latter first penetrating into the...  
WO/1998/038347A1
An aluminium-based alloy having 6.5 - 7.5 wt.% silicon and 0.35 - 0.50 wt.% magnesium as the major alloying elements and a method of manufacturing an article from the alloy are disclosed. The alloy is characterised by a microstructure in...  
WO/1998/014291A1
A process for removing sand cores from metal castings (17) in a continuous or semi-continuous procedure utilizes a fluidized bed furnace (7). The thermally decomposed sand cores are carried away with the fluidized solids (6) of the furna...  
WO1997035678A3
A method of manufacturing hollow objects of complex shapes with elaborated internal cavities and channels in order to reduce the weight and/or for highly effective cooling systems, for example gas turbine blades, powerful laser optic sys...  
WO/1997/035678A2
A method of manufacturing hollow objects of complex shapes with elaborated internal cavities and channels in order to reduce the weight and/or for highly effective cooling systems, for example gas turbine blades, powerful laser optic sys...  
WO/1997/030805A1
Provided is a five-in-one process/integrated furnace system (20, 20') that (i) receives and heat treats a casting, (ii) removes sand core material (28) from the casting, (iii) actively reclaims sand from the sand core material (28), (iv)...  
WO/1997/022812A1
A process is disclosed for manufacturing a cast machine part with a multiple-part bearing assembly formed by fracture and provided for that purpose with diametrically opposed fracture notches or recesses (7) shaped in the bearing bore du...  
WO/1997/021523A1
A pneumatic assembly (1) having combined approach and strike functions, and suitable for incorporation into a foundry core sand removal apparatus. The assembly comprises a barrel (1) comprising compressed air supply means (6, 7, 8) and p...  
WO/1997/002913A1
A casting core for casting moulds is made of a dry substance solidified by a binder and loses its shape when exposed to water. The dry substance is moulding sand or perlite, and the water-soluble binder is phosphoric acid or sodium polyp...  
WO/1996/030140A1
In a method of advancing moulds (5), after pouring to form castings (9) in the casting cavities (8), leaving a foundry plant comprising a mould-making station (A, 1-4) and a pouring station (B, 7), said moulds (5) leaving said stations i...  
WO/1996/019307A1
A casting shake-out unit (1) has an outer cylinder (3) and an inner cylinder (5). The inner cylinder is made of a plurality of interfitting segments (9) which interlock and cooperate with each other to prevent a segment (9) from falling ...  
WO/1995/027579A1
The invention concerns a method of producing a casting having an elongate cavity, in particular a camshaft. The cavity is produced by means of a glass tube which is removed from the casting by a high-pressure medium. This method enables ...  
WO/1995/019860A1
Waste gases generated in the process of manufacturing cores and castings are collected and inventively routed to a heat treating furnace (12) for incineration. Additionally, as a portion of the waste gas is being routed, it is put to use...  
WO/1994/004297A1
The method and apparatus for reclaiming substantially pure sand from a heat treating furnace (19); wherein a casting with sand core and/or sand mold, comprising sand bound by a combustible binder, attached thereto is introduced into the ...  
WO/1993/020970A1
A hollow metal article can be made by casting a metal article around a ceramic core and leaching the core from inside the article. These steps form a hollow space in the shape of the ceramic core. An x-ray detectable agent that has a hig...  
WO/1993/021349A1
A casting including an interior cavity defined by a generally hollow frangible core (101, 201) and an associated method of manufacture, wherein the casting is cast around the core (101, 201) which is subsequently broken, preferably shatt...  
WO/1992/020478A1
An improved method and apparatus for heat treating a metal casting having a sand core comprising a heat treating furnace (11), with fans (44) for directing a flow of air over the casting to dislodge the sand core. The dislodged sand fall...  
WO/1992/013663A1
The invention describes a method and device for breaking up and removing cores from castings, particularly from cylinder heads for internal combustion engines. A pneumatic hammer (20) is applied to the casting (1) while the latter is hel...  
WO/1992/011104A1
A method and apparatus are described for the production of piston castings, and, in particular, a die construction and method of use thereof are described, the die having a crown forming part (18) separable from a skirt forming part (12)...  
WO/1989/001377A1
Process and device for determining the quantity of an explosive gas mixture to be introduced into the processing chamber (1, 2, 5) of an installation for treating materials (3a or 3b) by temperature and pressure surges in function of the...  
WO/1985/002136A1
An apparatus usable for cleaning foreign material from the internal and external surfaces of a part (50), including a container of particular media (14), a vibration generator (34), for the container which creates an amplitude and freque...  
WO/1985/002137A1
The core removal apparatus (1) is comprised of a portal-shaped carrier frame (2) of which the uprights (4) and the support brackets (5) carry each a bearing (7) on which there is arranged by means of a swivelling lever (9) a reception de...  
WO/1984/000017A1
For casting of iron alloys in permanent molds (10) thin-walled permanent copper molds are used which are subjected to forced cooling so that the surface layer of the articles (11) is quenched to rapidly form a solidified shell which perm...  
WO/1982/003581A1
Self-contained and non-polluting mobile ingot extractor (1) having a wheeled undercarriage (3) and drawbar frame (13) with a hitch (15) for towing same. The extractor (1) has longitudinal frame members (9), (11) carrying cross-members (2...  
WO/1982/003030A1
Apparatus for impregnating a porous article comprising a first support (16) for the article, a first cover (10) arranged to seal against the support to form an impregnation chamber, means for applying reduced pressure to the upper part o...  
WO/1982/003029A1
A rotating drum (1) for cooling and separating castings and molding sand has a foraminous liner (27, 8). In a first part (28) thereof there are sand raising vanes (17) between this liner (27) and the closed wall (28) of the drum to raise...  
WO/1982/001144A1
A method of removing refractory material from a component comprises contacting the refractory material with a chemically active agent whereby to convert the refractory material to a more easily removable substance, and removing the more ...  
WO/1980/002241A1
The mechanism relates to the casting technology, in particular, to mechanisms for receipt of moulds and cores from the machine and their delivery outside the machine. The mechanism comprises a frame (3) with a conveyor mounted thereon it...  
WO/1980/001257A1
Method and device for pressurizing the inner surface of a molded cylindrical article by the step of pressurizing and forming the inner surface of the article while rotating a pressing unit (6a) of pressurizing means (6) relative to a mol...  
JP6492336B2  
JP2019038199A
[Subject] When a moving track of an attachment attached to a penetration frame makes operation which becomes a moving track of an arc perform, a cast extraction machine which can control vibration which occurs to an attachment is provide...  
JP2019034338A
[Subject] A method for manufacturing a component with coating from a component and magnesium material for cars is provided. [Means for Solution] A base (12) which has arithmetic average coarseness Ra whose appearance surface (14) of a ba...  
JP6463602B2  
JPWO2017164424A1
It has a control device which controls a movable member which projects a cast from the metallic mold device, a source of a drive which makes the movable member move, and the source of a drive by moving forward to a metallic mold device, ...  
JP6462019B2  
JP2019010660A
[Subject] While functioning effectively to generating and scattering of molding sand or particulates and keeping good work environment and environment in a factory, an aftertreatment apparatus of a casting article which can secure a marg...  
JP2019010661A
[Subject] While functioning effectively to generating and scattering of molding sand or particulates and keeping good work environment and environment in a factory, an aftertreatment apparatus of a casting article which can secure a marg...  
JP6455692B2  
JP2019005799A
[Subject] Ice grain is prevented from remaining on the surface of a work after dryness when drying a work water-cooled after metallic mold casting under decompression environment. [Means for Solution] A metallic mold casting process (S10...  
JP2018537290A
A three-dimensional surface measurement size of an unsettled casting is caught, and standard shape is determined [acquiring a plurality of unsettled castings of a given design, and], How to improve heat treatment of a casting including a...  
JP6441723B2  
JP6431939B2  
JP2018176198A
To provide a steel ingot drawing device capable of securely and swiftly drawing a steel ingot from a mold, in a state in which a mold is made into a vertical attitude together with a cast steel ingot, without damaging the mold, and also ...  
JP2018176166A
To provide a method for producing a heat sink requiring no additional heating to a base material for forming a heat radiation resin coat so as to be excellent in productivity and also uniformizing the coat thickness of the heat radiation...  
JP2018171651A
To provide a technique, without exposing a new defect to the surface of a metallic material, capable of eliminating a defect exposed to the surface.To a metallic material 1 having an exposed part 3a of a defect 3 in the surface, the expo...  
JP6419742B2  
JP6419975B2  
JP6412448B2  
JP2018161680A
To provide a method for treating a shell internal surface that can reduce pin-hole defects.A method for treating a shell internal surface comprises a shell casting process S1, an internal surface grinding process S3 that performs grindin...  
JP6400476B2  

Matches 201 - 250 out of 4,230