|
Match
|
Document |
Document Title |
|
|
8122939 |
Method for the layered construction of models
Described is a procedure for layered composition of models, whereby at least a first material is applied to an assembly platform, followed by selective application of a second material layer; these...
|
|
|
8020604 |
Method for the layered construction of models
A method for the layered construction of models is disclosed, whereby at least one first material is applied to a building platform and then a second material is selectively applied in layers. Both...
|
|
|
7832458 |
Method for producing a casting mold from a composite mold material for foundry purposes
A method for producing a casting mold from a composite mold material for foundry purposes that is composed of different kinds of mold materials that are heat-resistant for the casting of metals and...
|
|
|
7137433 |
Lightweight part, as well as a process and device for its production
A lightweight part and process and device of making the same, the lightweight part including an inner core including a metal foam. A dense core surface layer is metallically joined to the inner...
|
|
|
6669770 |
Facing sand composition and method of incorporation in a mold
A sand casting facing composition comprises a dry mixture of about 77% fine sand, 5% binder, 6% green system sand and 12% burned system sand. The fine sand is mulled with 5.8% wt/wt oil per total...
|
|
|
6629559 |
Molds for casting with customized internal structure to collapse upon cooling and to facilitate control of heat transfer
A new mold solves problems that arise from differential changes in geometry inherent to casting metal in a ceramic mold, by control of the internal morphology between the surfaces of the mold that...
|
|
|
6467531 |
Method and apparatus for producing investment castings in a vacuum
A gravity pour vacuum casting method and apparatus providing uniform set-up provisions for gas permeable molds regardless of mold size, shape, or mold type employed in accordance with the present...
|
|
|
5749409 |
Method of forming refractory coated foundry core
Refractory coated gelatin-bonded foundry sand core made by waterproofing the surface of the core and immersing the waterproofed core in an aqueous refractory suspension to deposit the refractory.
|
|
|
5738819 |
Method for making ceramic shell molds and cores
A process for making a casting mold or core utilizes a refractory composition including a slurry of yttria, an acid and an organic solvent. The composition is applied to a mold or pattern, dried,...
|
|
|
5730915 |
Method for preparation of casting tooling
A method for producing semi-permanent casting tooling, including the steps of blending a high char resin with a refractory powder to form a plastic moldable material; shaping the plastic moldable...
|
|
|
5611848 |
Process for preparing refractory molded articles and binders therefor
This invention provides a process for preparing a refractory molded article comprising the steps of (a) forming a molded article matrix from an aggregate and the first binder, (b) impregnating the...
|
|
|
5431367 |
Multilayer injection molds having improved surface properties
Articles such as molds for thermoplastics, having an insulating layer preferably of resin deposited on the metal core materials, have a second layer of metal suspended in resin deposited on said...
|
|
|
5333670 |
Vitreous fused silica
The invention concerns a new material for molding elements as well as the molds produced in this manner. This material contains more than 30% vitreous fused silica and various adjuvants and binders...
|
|
|
4777002 |
Method of producing molds for injection molding
Molds for injection molding are produced by providing a primary mold core, coating the primary mold core with a water-resistant coating layer, applying on the water-resistant coating layer a...
|
|
|
4736786 |
Method for improving stength of gasifiable patterns
A core assembly is formed by molding a destructible plastic form in abutting relation to a rigid bonded core. The core assembly can be used for casting large or long and thin castings. The rigid...
|
|
|
4730657 |
Method of making a mold
Both a pattern member and a body of expansion material are covered with a layer of ceramic mold material. The body of expansion material has a coefficient of thermal expansion which is greater than...
|
|
|
4729419 |
Mold and manufacturing method for hollow cast product with bottom
A static casting mold for hollow cast product with bottom comprising a top lid, a core and an outer mold section, the core being attached to the top lid and disposed inside the outer mold section....
|
|
|
4609030 |
Method of increasing productivity of casting vee configuration engine blocks in a given mold
A method is disclosed for increasing productivity when casting Vee configuration engine blocks in a given size, two-part refractory mold having a single parting plane. The method comprises (a)...
|
|
|
4499939 |
Production of machine elements with protection cages connected therewith by means of a single casting operation
Process for obtaining, by pig iron casting, machine elements provided with protection cages suitable to preserve delicate portions of machine elements from breaking and deforming during the...
|
|
|
4476916 |
Method of casting metal matrix composite in ceramic shell mold
Method for investment casting of metal matrix composites by vacuum infiltration using a ceramic mold formed directly on the pattern.
|
|
|
4315537 |
Method of making a mold
An improved method is utilized to make a mold for a cast product having a plurality of spaced apart surfaces. Although the method could be used for forming molds for different products, the method...
|
|
|
4276922 |
Plug mold assembly
A method of forming a mold for use in casting is disclosed. The method includes as a first step forming a positive pattern having a surface the shape of a part to be cast. Next a negative partial...
|
|
|
4148350 |
Method for manufacturing a thermally high-stressed cooled component
A method for manufacturing a thermally highly stressed, cooled component, more particularly, a blade for turbine engines. A component of the above-mentioned type has a central supporting core...
|
|
|
4111252 |
Method for making molds and mold components for casting single crystal metallic articles
Disclosed is an improved method for making molds and mold components for use in casting single crystal articles. According to the improved method, a preformed and reusable replica of a mold growth...
|
|
|
4063954 |
Fluoride-type with heat sink for casting molten reactive and refractory metals
A mold for casting molten reactive and refractory metals has a facing portion comprising finely divided particles of the fluorides and oxyfluorides of the metals of Groups, Ia, IIa, and IIIa,...
|
|
|
4043378 |
Method for forming casting molds
An improved method of forming a shell mold for casting having a shrink bob is provided. A tubular frusto-conical shrink bob, or riser, is first formed from sand and a plastic or resin binder such...
|
|
|
4036276 |
Method of shaping a mould under a reduced pressure
A method of producing a reduced-pressure-shaped mould in which at least in the region of a sprue runner of the mould to be formed and in regions where a shield material for the mould material is...
|
|
|
3970462 |
Self setting molding process
Self setting molds for metal casting are produced using a liquid alkali metal silicate as the binder and a product obtained by reaction of three moles of glycerin and one mole of glacial acetic...
|
|
|
3968827 |
Method of preparing ceramic casting moulds for pouring metal therein
The method envisages calcining ceramic casting moulds, their cooling to between 30° and 60°C, applying particulate material preheated to a temperature between 600° and 850°C to the outside of the...
|
|
|
3954132 |
Manufacture of cast ferrous metal dies
A method of manufacturing a cast ferrous metal die wherein an initial die of non-ferrous metal is cast in a mould against a basic metal pattern having a melting point substantially not less than...
|
|
|
3868990 |
CORE MOLD AND METHOD FOR MAKING SAME
A core mold is made up of an annular body of substantially H-shaped cross-section, and two annular side portions of semicircular cross-section, the legs of which are bonded to the legs of the body...
|
|
|
3862660 |
DURABLE MOLD OF MULTILAYER CONSTRUCTION
A durable warp-free mold for casting molten metals comprising at least three different layers, each formed of a non-metallic refractory material having coefficients of thermal expansion decreasing...
|
|
|
3789907 |
MOLDING METHOD WITH SHIELDING MEMBER DRAWN AGAINST PARTICULATE MATERIAL
A molding method comprising steps of bringing a shielding mold member into contact with the shaping surface of a shaping mold member to provide a mold assembly, filling a charge of a heat resisting...
|
|
|
3735796 |
PERMANENT MOLD RISERING
A graphite mold has riser openings lined with an insulator extending around the periphery and substantially across the bottom of the openings. The bottom portion of the insulator is formed of...
|
|
|
3648756 |
COMPOSITE MOLD AND METHOD OF MAKING SAME
A composite refractory mold suitable for casting molten metals comprising a plurality of individual mold sections which are assembled in appropriate registry, collectively defining a mold cavity of...
|
|
|
3627015 |
COCOON CASTING OF DIRECTIONALLY SOLIDIFIED ARTICLES
Unidirectionally solidified articles either columnar grained or single crystal are investment cast by enclosing the mold for the articles in a surrounding mold arranged to make a control casting of...
|
|
|
3568755 |
MACHINE FOR THE MANUFACTURE OF ARTICLES OF A SLURRY OF SOLID MATTER IN A LIQUID
A machine for manufacture of articles by deposition of solid matter in a slurry on a perforated mould, a pressure difference being established for forcing the liquid component through the said...
|
|
|
3496988 |
PROCESS OF MAKING GREEN SAND CORES
|
|
|
3605855 |
PROCESS FOR THE MAKING OF METAL MOULDS FOR A CASTING
|
|
|
3644608 |
METHOD OF MAKING A NON-METALLIC CAST CHILL
|
|
|
3478815 |
INVESTMENT CASTING APPARATUS WITH A CUSHION AROUND THE SHELL MOLD
|
|
|
3474851 |
PROCESSES FOR CASTING MOLTEN METAL IN ACTIVE CARBON COATED CERAMIC SHELL MOULDS
|
|
|
3393726 |
Method for making large precision die castings from cavityless casting molds
|
|
|
3221382 |
Method of making a hot top
|
|
|
3216073 |
Method and device for accurately aligning shaped foundry articles
|
|
|
3204303 |
Precision investment casting
|
|
|
3136011 |
Methods of preparing casting moulds
|
|
|
3109209 |
Mold-supporting means and process for making same
|
|
|
3103719 |
Exothermic welding apparatus
|
|
|
3100321 |
Process and device for producing foundry cores
|