| Patents for C22C 27 - Alloys based on rhenium or a refractory metal not mentioned in groups or (3,486) |
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| 12/23/1998 | EP0886195A1 Auto-compensating spring for mechanical oscillatory spiral spring of clockwork movement and method of manufacturing the same |
| 12/16/1998 | EP0884397A1 Use of a molybdenum and/or tungsten alloy for construction elements, in contact with molten glas and/or ceramic substances |
| 12/16/1998 | CN1201838A W-Ni-Fe alloy of high density and production thereof |
| 12/09/1998 | EP0882806A1 Hard molybdenum alloy, wear resistant alloy and method for manufacturing the same |
| 12/08/1998 | US5846287 Consumable electrode method for forming micro-alloyed products |
| 11/24/1998 | US5840440 Hydrogen storage materials having a high density of non-conventional useable hydrogen storing sites |
| 11/19/1998 | DE19811765A1 Rhenium-containing alloy production by melting - using rhenium master alloy for rhenium addition |
| 11/18/1998 | EP0878556A1 Process for making alloys containing rhenium, and alloys produced by the process |
| 11/11/1998 | EP0876995A1 Process for concentrating or purifying sulfuric acid |
| 11/10/1998 | US5833773 Nb-base composites |
| 11/07/1998 | CA2236620A1 Process for concentrating or purifying sulphuric acid |
| 11/05/1998 | WO1998049356A1 Valve metal compositions and method |
| 11/04/1998 | CN1197990A Contact material |
| 11/03/1998 | US5831188 Composite shots and methods of making |
| 11/03/1998 | US5830292 Hard solder |
| 10/14/1998 | EP0672196B1 Composite shot |
| 10/14/1998 | CN1195707A Lanthanum oxide molydenum foil strip and its manufacturing method |
| 10/14/1998 | CN1040233C Corrosion-resistant tungsten based sintered alloy |
| 10/13/1998 | US5821441 Tough and corrosion-resistant tungsten based sintered alloy and method of preparing the same |
| 10/01/1998 | DE19812914A1 High purity chromium@ ingot for sputter target production |
| 09/29/1998 | US5814759 Lead-free shot |
| 09/22/1998 | CA2155585C Process for activation of metal hydrides |
| 09/16/1998 | EP0713537B1 A consumable electrode method for forming micro-alloyed products |
| 09/09/1998 | EP0863521A2 Contacts material |
| 09/09/1998 | EP0862660A1 Hydrogen storage materials having a high density of non-conventional useable hydrogen storing sites |
| 08/25/1998 | CA1340011C Heavy tunngsten-nickel-iron alloys with very high mechanical characteristics and process for producing said alloys |
| 08/18/1998 | CA2096164C Molten zinc resistant alloy and its manufactured method |
| 07/08/1998 | CN1186723A Method for producing chromium carbide-nickel chromium atomized powder |
| 07/01/1998 | EP0698280B1 Dispenser cathode and method of manufacturing a dispenser cathode |
| 06/17/1998 | EP0848086A1 Chromium alloy plating film, plating method thereof, and member covered with said film |
| 06/10/1998 | EP0846515A1 Copper-chromium contact material with a surface transformed into fine grains for electrical circuit breakers and process for its manufacture |
| 06/02/1998 | US5760317 Tungsten heavy alloy kinetic energy penetrator |
| 04/22/1998 | CN1038149C Process for producing ferro-tungsten fluxing agent |
| 04/21/1998 | US5741376 Good low temperature toughness, oxidation resistance, creep resistance, high temperature strength |
| 04/14/1998 | US5740516 Firearm bolt |
| 04/09/1998 | WO1998014627A1 Hydrogen absorbing alloy and process for preparing the same |
| 04/08/1998 | EP0834585A1 A method for producing a chromium carbide-nickel chromium atomized powder |
| 03/11/1998 | EP0827769A1 Filter element |
| 03/05/1998 | DE19650752C1 Sintered copper@-chromium@ vacuum contact material |
| 02/17/1998 | US5718867 High oxidation resistance at high temperatures |
| 02/10/1998 | CA2028123C Ink jet head having heat generating resistor made of non-single crystalline substance containing ir, ta and al and ink jet apparatus having such ink jet head |
| 02/03/1998 | US5713981 Composite shot |
| 01/20/1998 | US5709836 Chromium steel sheets having an excellent press formability |
| 12/17/1997 | CN1167992A Vacuum load switch contact material and its mfg. method |
| 12/02/1997 | US5693156 Comprising boron, silicon and metal described by a ternary system phase diagram; high strength; chemical resistance; jet engine parts |
| 11/20/1997 | WO1997043457A1 A hanger in a combustion chamber in a combustion plant |
| 11/19/1997 | CN1165199A Solid matrix improver for graphate furnace atomic absorption and its manufacturing method |
| 11/12/1997 | EP0806488A1 Aluminum-chromium alloy, method for its production and its applications |
| 11/05/1997 | EP0804627A1 Oxidation resistant molybdenum alloy |
| 11/04/1997 | US5683524 High temperature melting molybdenum-chromium-silicon alloys |
| 10/21/1997 | US5678724 Getter materials for the vacuum insulation of liquid hydrogen storage vessels or transport lines |
| 10/16/1997 | WO1997037801A1 Single phase tungsten-titanium sputter targets and method of producing same |
| 10/15/1997 | EP0801138A2 Producing titanium-molybdenum master alloys |
| 10/15/1997 | EP0696257B1 Process for the removal of gaseous impurities from a stream of hydrogen |
| 10/02/1997 | DE19612274A1 Prepn. of manganese@ tin@ super conducting wire with improved formability |
| 09/30/1997 | CA2030093C Amorphous alloys having superior processability |
| 09/10/1997 | EP0532658B1 Tantalum or niobium base alloys |
| 08/13/1997 | EP0788416A1 Composite shots and methods of making |
| 08/13/1997 | CN1156763A Process for producing electrode material of W-Mg-C copper infiltrated alloy |
| 07/08/1997 | US5645944 Superficially hardened by means of nitriding |
| 06/25/1997 | EP0780911A2 Niobium tin sheet for superconducting magnets |
| 06/04/1997 | CN1035070C Sintering process for tungsten alloy strips |
| 05/29/1997 | WO1997019202A1 Hydrogen storage materials having a high density of non-conventional useable hydrogen storing sites |
| 05/15/1997 | WO1997017148A1 Method and apparatus for making heat exchanger fins |
| 05/14/1997 | CN1034891C Contact material for vacuum circuit breakers |
| 05/13/1997 | US5628835 Nb3 Al Group superconductor containing ultrafine Nb2 Al particles |
| 05/06/1997 | US5626909 Fabrication of brazable in air tool inserts |
| 05/02/1997 | EP0770694A1 Super heat-resisting Mo-based alloy and method of producing same |
| 04/23/1997 | CN1148098A Hydrogen-absorbing alloy |
| 04/15/1997 | US5620532 Dispersing and mixing niobium particles and alloys of niobium and aluminum ultrafine particles by mechanical alloying, deforming, and performing diffuion reaction by heat treatment |
| 04/02/1997 | EP0720662A4 Lead-free bullet |
| 03/26/1997 | EP0448721B1 Giant particle and single crystal of chromium and production thereof |
| 03/04/1997 | US5608174 Dispersed with lanthanide and/or yttrium oxide; corrosion and oxidation resistance |
| 02/26/1997 | EP0672196A4 Composite shot. |
| 02/19/1997 | CN1034087C Process for manufacturing contact material for vacuum circuit breakers |
| 02/05/1997 | EP0757383A2 Plate type member for semiconductor device package |
| 01/29/1997 | CN1141660A Weak ground reinforceing drain structure and method |
| 01/28/1997 | US5597423 Niobium tin sheet for superconducting magnets |
| 01/21/1997 | US5595616 Method for enhancing the oxidation resistance of a molybdenum alloy, and a method of making a molybdenum alloy |
| 01/15/1997 | EP0753894A1 Multi-filament superconductor with integrated resistive barrier |
| 01/15/1997 | EP0753592A1 Copper-tungsten alloys and process for producing the same |
| 01/15/1997 | EP0753480A1 Hydrogen-absorbing alloy |
| 01/02/1997 | EP0751230A1 High-chromium nickel alloy with excellent resistances to wear and lead corrosion and engine valve |
| 12/31/1996 | US5590392 Corrosion-resistant material for contact with high temperature molten metal and method for production thereof |
| 12/31/1996 | US5588319 Method and apparatus for making heat exchanger fins |
| 12/24/1996 | CA2068046C High corrosion-resistant amorphous alloys |
| 12/11/1996 | EP0747536A1 Weak ground reinforcing drain structure and method and apparatus for arranging the same |
| 10/02/1996 | EP0735152A1 Molybdenum-tungsten material for wiring, molybdenum-tungsten target for wiring, process for producing the same, and molybdenum-tungsten wiring thin film |
| 10/01/1996 | US5560752 Process for activation of metal hydrides |
| 09/11/1996 | CN1130688A Alloy containing silicide, based on at least one kind of Cr and Mo |
| 08/28/1996 | EP0728231A1 One-piece single metal spinneret and method for making it |
| 08/27/1996 | US5549797 Highly corrosion-resistant amorphous alloys |
| 08/21/1996 | EP0727502A1 Chromium steel sheet excellent in press formability |
| 08/07/1996 | CN1128546A A consumable electrode method for forming micro-alloyed products |
| 08/06/1996 | US5543121 Absorbs efficiently at low pressure; alloy of zirconium, vanadium and iron |
| 07/25/1996 | WO1996022402A1 Oxidation resistant molybdenum alloy |
| 07/25/1996 | WO1996022401A1 Copper-tungsten alloys and process for producing the same |
| 07/17/1996 | EP0528036B1 METHOD AND APPARATUS FOR PRODUCING SUPERCONDUCTING Nb3-Al WIRE |
| 07/10/1996 | EP0720662A1 Lead-free bullet |
| 07/03/1996 | CN1032223C Controlling oxygen content in tantalum material |