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Matches 451 - 500 out of 12,904

Document Document Title
WO/2012/010941A8
The invention relates to a watch-making or clock-making component comprising an amorphous metal alloy corresponding to the formula: FeaCobNicNbdVeBfTag, in which: 0 < a < 70; 0 < b < 70; 8 < c < 60; 1 < d < 19; 1 < e < 10; 12 < f < 25; 0...  
WO/2012/043692A1
The disclosed diffusion treatment for a heavy rare earth element RH has excellent mass production properties. The sintered magnet manufacturing method involves: a step for preparing an R-T-B sintered magnet; a step for preparing an RH di...  
WO/2012/043139A1
Provided are: an alloy material for an R-T-B system rare earth permanent magnet, which is capable of achieving high orientation rate and high coercivity (Hcj); and a method for producing an R-T-B system rare earth permanent magnet using ...  
WO/2012/036294A1
[Problem] To provide a method for producing an anisotropic rare-earth magnet that can be enhanced in coercive force without adding a large quantity of rare metals such as Dy and Tb. [Solution] A method for producing a rare-earth magnet, ...  
WO/2011/138422A3
The invention relates to a method for producing powder-metallurgical steel. Said method consists of the following steps: a steel powder, preferably having a predetermined structure, is produced; the steel powder is mixed with a binding a...  
WO/2012/029274A2
There is provided an iron-based mixture powder for sintering, as well as an iron-based sintered alloy using same, that are capable of reducing the cutting resistance of the iron-based sintered alloy and of mitigating the shortening of cu...  
WO/2012/029527A1
The present invention provides an alloy material for an R-T-B-based rare earth permanent magnet capable of high coercivity (Hcj) and a highly productive production method for the R-T-B-based rare earth permanent magnet using same. The pr...  
WO/2012/029738A1
The purpose of the present invention is to provide a sintered magnet enabling both a reduction in the amount of rare-earth elements used in the magnet material and further improvement of magnetic properties. The sintered magnet of the pr...  
WO/2012/027866A1
A multi-layer cored wire is composed of an outer steel strip of an outer layer (1), heat insulating materials of the outer layer (2), an inner steel strip of the outer layer (3), metal powders of the outer layer (4), an outer steel strip...  
WO/2012/026649A1
The present invention relates to preparing ferro molybdenum from molybdenite concentrate, and more particularly, to a method for directly preparing ferro molybdenum having copper content of 0.5% or less from molybdenite with high copper ...  
WO/2012/026725A2
The present invention relates to a method for preparing a ferromolybdenum alloy briquette, wherein the ferromolybdenum alloy is used for adjusting ingredients of a melt in a steelmaking process for manufacturing special steel. More parti...  
WO/2012/016649A1
The invention relates to a process for producing components which are made of a dispersion-reinforced iron- or nickel-based alloy. It is an object of the invention to provide possible ways of producing high-temperature-resistant componen...  
WO/2012/014541A1
The present invention addresses the problem of providing a free-cutting stainless-steel cast product which can satisfy all of excellent cuttability, environmental preservation, and corrosion resistance and a process for producing the cas...  
WO/2012/014685A1
Provided are: a process for producing ferronickel from a nickel sulfide material produced by a wet refining of a lateritic nickel ore or a scrap or a work-in-process material or from a mixed sulfide material containing nickel and cobalt....  
WO/2012/010376A1
The invention relates to a method for producing a piston ring for an internal combustion engine, which comprises: providing a substrate; and applying a coating by means of thermal spraying of a powder, that includes solid lubricants, and...  
WO/2012/010941A1
The invention relates to a watch-making or clock-making component comprising an amorphous metal alloy corresponding to the formula: FeaCobNicNbdVeBfTag, in which: 0 < a < 70; 0 < b < 70; 8 < c < 60; 1 < d < 19; 1 < e < 10; 12 < f < 25; 0...  
WO/2012/007550A1
The present invention concerns a filtering medium, a method for the production thereof, the use of said filtering medium and a method for reducing the content of multiple contaminants simultaneously in fluids by means of said filtering m...  
WO/2012/008426A1
A method for producing R-T-B-based sintered magnets includes: a step for preparing R-T-B-based sintered magnet bodies (1); a step for preparing RH diffusion sources that contain a heavy rare earth element (RH) (comprising Dy and/or Tb) a...  
WO/2012/004654A1
Method for the production of an element subject to wear (10), comprising a metal matrix (14) and at least a core (12) of hard material. The method provides a first step in which a temporary aggregation structure (17) is prepared with at ...  
WO/2012/004655A1
Method for the production of an element subject to wear (10), comprising a metal matrix (14) and at least a core (12) of hard material. The method provides a first step in which a temporary aggregation structure (17) is prepared with at ...  
WO/2012/002060A1
Provided is an R-T-B based rare earth permanent magnet wherein a high coercivity (Hcj) can be achieved without increasing the Dy concentration in an R-T-B based alloy and deterioration in magnetization (Br), said deterioration being caus...  
WO/2012/002059A1
Provided is an R-T-B type rare earth permanent magnet which can attain high coercive force (Hcj) without enhancing the Dy concentration of an R-T-B type alloy and in which magnetization (Br) reduction, which is due to the addition of Dy,...  
WO/2011/160483A1
A method for controlling titanium content in ultra-low carbon killed steel. The steel comprises (wt%): C≤0.005%, Si: 0.1-3.4%, Mn: 0.1-0.5%, P≤0.2%, S≤0.002%, Al: 0-1.2%, N≤0.005%, Ti≤0.0015%, trace impurities and balance Fe. T...  
WO/2011/159234A1
Method for determining amounts of inoculant to be added to a cast-iron melt in a specific casting process, comprising the steps of: -providing a first sample holder(1) and a second sample holder(2) each having a thermocouple(3, 4) which ...  
WO/2011/157840A1
A method for manufacturing mechanical components made of spheroidal cast iron, characterized in that it comprises the following steps: - providing a casting of a mechanical cast iron component with a percentage of pearlitic structure gre...  
WO/2011/146454A1
Iron-based powder metallurgical compositions including both iron-copper prealloy and copper powder are described. These compositions, when compacted and sintered, result in compacts having good dimensional consistency.  
WO/2011/145477A1
Disclosed are: a powder for a magnetic member, which has excellent moldability and is not easily oxidized; a powder compact which is obtained from the powder; and a magnetic member which is suitable as a material for a magnetic body such...  
WO/2011/140823A1
A method for smelting medium carbon steel J55 comprises the following steps: pre-treating molten iron, smelting in a converter, refining in a ladle furnace (LF), continuous casting to obtain slab, cleaning and reheating the slab, rolling...  
WO/2011/142321A1
An NdFeB system sintered-magnet manufacturing apparatus, which fills NdFeB system alloy powder into a mold cavity of a mold with a prescribed packing density, and conducts magnetic field orientation and sintering with the alloy powder fi...  
WO/2011/140417A1
The present invention is directed to improved compaction techniques for use in powder metallurgical applications using lower temperatures and pressures than are traditionally used in the field.  
WO/2011/129366A1
Provided are a powder for magnets which gives a rare-earth magnet having excellent magnetic properties and which has excellent compactibility, a process for producing the powder, a powder compact, and a rare-earth/iron/boron alloy materi...  
WO/2011/125588A1
Disclosed are a permanent magnet and a manufacturing method for the permanent magnet in which trace amounts of Dy or Tb can efficiently be segregated to the grain boundaries of a magnet, and which provides sufficient improvement in the m...  
WO/2011/125589A1
Disclosed are a permanent magnet and a manufacturing method for the permanent magnet in which V, Mo, Zr, Ta, Ti, W, or Nb contained in an organometallic compound can be segregated to the grain boundaries of a magnet. An organometallic co...  
WO/2011/125578A1
Disclosed is a method for manufacturing rare-earth based sintered magnet which can eliminate the step of reclaiming a molded defective of rare-earth based sintered magnet resulting from wet molding thereof and which is preferred as a met...  
WO/2011/125583A1
Disclosed are a permanent magnet and a manufacturing method for the permanent magnet in which gaps are not formed between the main phase and the grain-boundary phase of the magnet after sintering, and in which the entire magnet can be de...  
WO/2011/125585A1
Disclosed are a permanent magnet and a manufacturing method for the permanent magnet in which gaps are not formed between the main phase and the grain-boundary phase of the magnet after sintering, and in which the entire magnet can be de...  
WO/2011/125591A1
Disclosed are a permanent magnet and a manufacturing method for the permanent magnet in which the amount of carbon contained in the magnet grains can be pre-reduced before sintering, even when using wet milling. Coarsely pulverized magne...  
WO/2011/125595A1
Disclosed are a permanent magnet and a manufacturing method for the permanent magnet in which the grain growth of magnet grains having a single-domain particle is inhibited during sintering, and in which the magnetic properties are impro...  
WO/2011/125900A1
In order to ensure the strength of a thinned sintered magnet, disclosed is a sintered magnet (1) which is a ferrite sintered magnet formed by sintering a magnetic material. The sintered magnet (1) is manufactured by producing a compact b...  
WO/2011/125587A1
Disclosed are a permanent magnet and a manufacturing method for the permanent magnet in which the activity of a calcined body activated by calcination is reduced. An organometallic compound solution, to which an organometallic compound r...  
WO/2011/125594A1
Disclosed are a permanent magnet and a manufacturing method for the permanent magnet in which the entire magnet can be densely sintered and the loss of magnetic properties can be reduced. An organometallic compound solution, to which an ...  
WO/2011/125582A1
Disclosed are a permanent magnet and a manufacturing method for the permanent magnet in which gaps are not formed between the main phase and the grain-boundary phase of the magnet after sintering, and in which the entire magnet can be de...  
WO/2011/122577A1
Disclosed is a rare earth sintered magnet (10) which comprises: a magnet base body that contains a rare earth compound; and a protective layer that is arranged on the magnet base body and comprises a first layer and a second layer that a...  
WO/2011/115547A1
A wear pad of a band saw guide exposed to wear from a moving band saw blade is produced in a powder metallurgical manner from a steel material having the following composition (1), in per cent by weight: and, further, 7.5 to 14 of (V + N...  
WO/2011/111911A1
Disclosed is a composition for an Fe-based amorphous alloy having a high oxidation resistance that can be ground into powder at atmospheric pressure, a method for preparing Fe-based amorphous alloy powder using the composition, and Fe-ba...  
WO/2011/105338A1
Disclosed is a valve seat made of a combined iron-based sintered alloy which is so highly resistant to abrasion and so satisfactorily machinable as to be capable of being used for an internal-combustion engine of a cylinder fuel injectio...  
WO/2011/102359A1
A sputtering target-backing plate assembly body is characterized in that a raw material powder prepared so as to match the composition of a magnetic material sputtering target is filled in a die together with a backing plate and is hot-p...  
WO/2011/101706A1
Hard particles for blending as a starting material in a sintered alloy contain 20 to 40 mass% of molybdenum, 0.5 to 1.0 mass% of carbon, 5 to 30 mass% of nickel, 1 to 10 mass% of manganese, 1 to 10 mass% of chromium, 5 to 30 mass% of cob...  
WO/2010/069020A8
The composition comprises the iron as the main particulate metallic material; at least one particulate alloy element, with the function of hardening the ferrous structural matrix; and a precursor non-metallic particulate compound, genera...  
WO/2011/093740A1
The invention relates to special electrometallurgy and can be used for melting ferroalloys. The aim of the invention is to reduce energy consumption and improve operating performance. This aim is achieved in that in the method for meltin...  

Matches 451 - 500 out of 12,904