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Matches 51 - 100 out of 759

Document Document Title
WO/2004/072317
The invention relates to a method of producing a zirconium alloy semi-finished product for the production of an elongated product and to the use thereof. According to the invention, a large ingot (1) is produced by means of zirconium all...  
WO/2004/072312
An alloy suitable for coating metal surfaces is provided in which the alloy provides a liquid melt which contains a fraction of dissolved oxide forming additives as deoxidizers. The alloyed combination of elements in the liquid melt resi...  
WO/2004/072318
A large-sized ingot (1) is produced by smelting the zirconium alloy and the ingot is subsequently forged in order to obtain a semi-finished product (8). The semi-finished product (8), which can be a slab for the production of a flat prod...  
WO/2004/057046
The invention relates to zirconium and niobium-based alloys and to methods for the production thereof and can be used for nuclear energy engineering. Said invention makes it possible to produce a zirconium-based alloy for producing eleme...  
WO/2004/040587
The invention concerns a method of producing a cladding tube for nuclear fuel for a nuclear pressure water reactor. According to the method, a tube is formed which at least principally consists of a cylindrical tube component (1) of a Zr...  
WO/2004/024965
Compositions containing non-evaporable getter alloys are described which, after having lost their functionality in consequence of the exposure to reactive gases at a first temperature, can then be reactivated through a thermal treatment ...  
WO/2004/024027
A medical implant or device comprising at least one component at least partially fabricated from an alloy having a composition represented by the general formula Xa Mb Ala where X is Zr or Hf, M is at least one element selected from the ...  
WO/2004/022118
It is intended to provide a biomaterial member made of an amorphous alloy which shows a polarization resistance in degassed Hank’s solution of 4x106 &ohm cm2 or more and an immersion potential-pitting corrosion potential window of 0.25...  
WO/2003/104510
The invention concerns a method of producing a cladding tube for nuclear fuel for a nuclear boiling water reactor. According to the method, a tube is formed which comprises an outer cylindrical component (10) mainly containing zirconium ...  
WO/2003/102259
The invention relates to a food cooking surface for a kitchen utensil or cooking device, characterized in that said cooking surface is either an amorphous metallic alloy or a nanocrystalline metallic alloy. According to the invention, th...  
WO/2003/066918
The invention relates to a metallic alloy for components or objects with an amorphous (glass-like) solidification structure. In order to obtain a highly amorphous solidification of the molten mass, the inventive alloy contains zirkon (Zr...  
WO/2003/025242
The invention relates to high-strength, beryllium-free moulded bodies made from zirconium alloys which may be plastically deformed. Said moulded bodies are characterised in comprising a material, essentially corresponding to the followin...  
WO/2003/009088
A metal frame (10) for electronic hardware and a method of manufacturing such a frame (10) wherein at least a portion of the frame (10) is made of bulk-solidifying amorphous alloys or bulk-solidifying amorphous alloy-composites is provided.  
WO/2002/092260
Methods for making various metallic alloys such as nickel, cobalt and/or iron based superalloys, stainless steel alloys, titanium alloys and titanium aluminide alloys into engineering components by melting of the alloys in a vacuum or un...  
WO/2002/081193
An article is coated with a multi-layer decorative and protective coating having the appearance of stainless steel (Figure 3). The coating comprises one or more electroplated layers on the surface of said article and vapor deposited on t...  
WO/2002/072902
A zirconium alloy useful as a component (10, 14, 16) in a nuclear fuel assembly (100), particularly as a spring strip (16), said component having been cold worked and having a composition consisting essentially of, in weight %: 0.5 to 1....  
WO/2002/061168
The invention encompasses methods of forming titanium-based mixed-metal materials and zirconium-based mixed-metal materials utilizing one or more of a reduction process, electrolysis process and iodide process. The invention also encompa...  
WO/2002/029125
A high purity zirconium or hafnium which is extremely reduced in the contents of an alkali metal such as Na or K, a radioactive element such as U or Th, a transition metal or heavy metal or high melting point metal such as Fe, Ni, Co, Cr...  
WO/2002/027058
A method for reducing the loss of particles form the surface of porous getter bodies, consisting in producing on this surface a thin layer (20) of a metal or metal alloy with a deposition technique selected among evaporation, deposition ...  
WO/2002/007240
Practice of this invention provides, at least, a method of making a hydrogen storage material comprising the steps of: 1. forming a molten mixture comprising nickel and at least one other transition metal element, the combination of whic...  
WO/2002/007239
A non-aqueous electrolyte secondary cell which has a negative electrode which comprises alloy particles comprising at least two selected from the group consisting of a metal element and a semi-metal element, oxygen and nitrogen, wherein ...  
WO/2001/096623
The present invention relates to Ti-Zr-Mn-Cr based Laves Phase hydrogen storage alloy having high hydrogen storage capacity, and excellent slopping and hysterisis characteristics. In the Ti-Zr-Mn-Cr based Laves Phase hydrogen storage all...  
WO/2001/092590
Non-evaporable getter alloys containing zirconium, vanadium, iron, manganese and one or more elements selected among yttrium, lanthanum and Rare Earths are described, having improved features of gas sorption, particularly of nitrogen, wi...  
WO/2001/091210
An anti-pyrophoric hydrogen storage material having an engineered surface oxide to enhance initial activation and a method for making the same. The method for making the hydrogen storage material includes the steps of: providing a hydrog...  
WO/2001/087521
The thermal conductivity of a sintered copper/refractory metal composite having a maximum porosity of about 1 % is greatly improved when the composite contains phosphor and sintering aid in a specified weight ratio, 'phosphor/sintering a...  
WO/2001/071728
The present invention relates to a component (1) comprising an element (2), which contains zirconium or a zirconium alloy and which has a surface (3) on which a corrosion protective layer (4) is formed, the oxide layer (4) comprising zir...  
WO/2001/068246
An inexpensive, highly catalytic material preferably formed by a leaching process. The catalyst comprises a finely divided metal particulate and a support. The active material may be a nickel and/or nickel alloy particulate having a part...  
WO/2001/068557
The invention concerns a method for assembling at least two parts made of materials based on silicon carbide by non-reactive refractory brazing, which consists in contacting said parts with a non-reactive brazing composition and heating ...  
WO/2001/061062
A corrosion resistant zirconium based alloy for use in nuclear fuel cladding is made of a low tin content zirconium alloy consisting essentially of: by weight percent, 0.60-2.0 Nb; when Sn is 0.25, then Fe is 0.50; when Sn is 0.40, then ...  
WO/2001/038592
The invention concerns an alloy containing at least 95 wt. % of zirconium and between 0.01 and 0.1 wt. % of sulphur and optionally at least one of the elements from the group consisting of: tin, iron, chromium, hafnium, niobium, nickel, ...  
WO/2001/024193
The invention concerns a zirconium alloy, containing, besides unavoidable impurities, 0.02 to 1 % iron, 0.8 to 2.3 % niobium, less than 2000 ppm of tin, less than 2000 ppm of oxygen, less than 100 ppm of carbon, from 5 to 35 ppm of sulph...  
WO/2001/024194
The invention concerns a zirconium alloy for nuclear reactor components, containing, besides the unavoidable impurities, 0.02 to 1 % iron, 0.8 to 2.3 % niobium, less than 2000 ppm of tin, less than 2000 ppm of oxygen, less than 100 ppm o...  
WO/2001/009402
A zirconium alloy for nuclear fuel assemblies which contains iron, chromium, tin, and niobium. The alloy further contains oxygen purposely incorporated. The proportions of these elements are effective in improving both strength and corro...  
WO/2000/068448
The present invention is a medical implant or device (2) fabricated, in any manner, from a niobium (Nb) - titanium(Ti) - zirconium(Zr) - Molybednum(Mo) alloy (NbTiZrMo alloy). The implant or device has components at least partially fabri...  
WO/2000/068469
A composite metal object comprises ductile crystalline metal particles in an amorphous metal matrix. An alloy is heated above its liquidus temperature. Upon cooling from the high temperature melt, the alloy chemically partitions, forming...  
WO/2000/065116
The present invention relates to a zirconium-based alloy which is intended for elements used in nuclear reactor cores and comprises the following elements: from 0.5 to 3.0 wt % of niobium; from 0.005 to 0.5 wt % of iron; from 0.03 to 0.2...  
WO/2000/065117
The present invention relates to a zirconium-based alloy that comprises the following elements: from 0.5 to 3.0 wt % of niobium; from 0.5 to 2.0 wt % of tin; from 0.3 to 1.0 wt % of iron; from 0.002 to 0.2 wt % of chromium; from 0.003 to...  
WO/2000/061828
A modified Ti-V-Zr-Ni-Mn-Cr electrochemical hydrogen storage alloy which has at least one of the following characteristics: 1) an increased charge/discharge rate capability over that the base Ti-V-Zr-Ni-Mn-Cr electrochemical hydrogen sto...  
WO/2000/048199
The invention concerns a method for making flat thin elements which consists in: producing a zirconium alloy blank also containing, besides the inevitable impurities, 0.8 to 1.3 % of niobium, 1100 to 1800 ppm of oxygen, and 10 to 35 ppm ...  
WO/2000/046414
The invention concerns a zirconium and niobium alloy comprising erbium as burnable neutron poison. The invention also concerns a method for preparing and transforming said alloy and a component containing said alloy. Said alloy is partic...  
WO/2000/036170
A zirconium-based alloy, suitable for use in a corrosive environment, where it is subjected to increased radiation and comprises 0.5-1.6 percentage by weight Nb and 0.3-0.6 percentage by weight Fe. The alloy is characterised in that it c...  
WO/2000/036175
An amorphous zirconium alloy with excellent corrosion resistance which has a composition represented by the formula Zr¿1-a-b-c?A¿a?[(Fe, Co, Ni)Cu]¿b?Nb¿c?, the formula Zr¿1-a-b-c?A¿a?[(Fe, Co, Ni)Cu]¿b?Ta¿c?, or the formula Zr¿...  
WO/2000/029633
A method for producing a component intended to be subjected to an increased radiation in a corrosive environment, wherein the component includes an alloy which at a first, high temperature has a BCC-structure and which at a second, lower...  
WO/2000/026425
An amorphous zirconium alloy which has a composition represented by the formula Zr-Al¿a?-Ni¿b?-Cu¿c?-M¿d? (wherein M is at least one element selected from the group consisting of Ti, Nb, and Pd; a, b, c, and d respectively are number...  
WO/1999/066088
A zirconium based alloy for use in nuclear fuel components for light-water reactors, the alloy containing, apart from zirconium and normal contents of impurities in zirconium of reactor quality, the alloy elements Sn, Fe, Cr, and Ni, the...  
WO/1999/050854
The invention concerns a method for making tubes designed for a nuclear fuel pencil case or guide tube which consists in forming a bar in a zirconium based alloy containing equally 0.3 to 0.25 wt. % of the total iron, of chromium or vana...  
WO/1998/040311
A method is provided for cracking ammonia to produce hydrogen. The method includes the steps of passing ammonia over an ammonia-cracking catalyst which is an alloy including (1) alloys having general formula Zr�1-x?Ti�x?M�1?M�2?,...  
WO/1998/032896
The invention relates to an anti-corrosion coating for magnesium materials, consisting of an alloy containing (A) a base material of at least one of the following metals: aluminium, titanium, magnesium or zirconium and (B) at least one a...  
WO/1998/010427
The invention concerns guide tubes (6) for zirconium alloy control elements (zircaloy-2 and zircaloy-4) in pressurized water nuclear reactors, said guide tubes displaying intense radiation-induced growth in the axial direction at the beg...  
WO/1997/040659
A fuel box for a nuclear fuel bundle for a boiling water reactor is manufactured by zirconium alloy plates. The plates have a composition such that the material after beta quenching and heat treatment will have a ductile, so-called baske...  

Matches 51 - 100 out of 759