| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 11/22/1988 | CA1245135A1 Method of making tubular units for the oil and gas industry |
| 11/17/1988 | EP0290719A1 Semi-finished product made from ferritic steel and its uses |
| 11/17/1988 | DE3715411A1 Direktverfahren zur herstellung eines kontinuierlichen bahnmaterials eines duennen bandes aus zweiphasigem rostfreien stahl mit ausgezeichneten superplastizitaets- und oberflaecheneigenschaften Direct method for manufacturing a continuous web material of a thin strip of dual phase stainless steel with excellent superplastizitaets- and surface properties |
| 11/15/1988 | US4784828 Low carbon plus nitrogen, free-machining austenitic stainless steel |
| 11/15/1988 | US4784827 Nonmagnetic steel for cryogenic use |
| 11/15/1988 | US4784705 Austenitic alloys with nickel and chromium |
| 11/15/1988 | US4784704 High strength weldable seamless tube of low alloy steel with niobium |
| 11/10/1988 | DE3813467A1 Kupfermodifizierte austenitische rostfreie stahllegierungen mit verbessertem hochtemperaturkriechwiderstand Copper-modified austenitic stainless steel alloys with improved hochtemperaturkriechwiderstand |
| 11/02/1988 | EP0289315A2 Alloy target for manufacturing a magneto-optical recording medium |
| 11/01/1988 | CA1243862A1 Ferritic-austenitic stainless steel |
| 11/01/1988 | CA1243860A1 Method of producing boron alloy and a product produced by the method |
| 10/26/1988 | EP0288245A2 Steel for light water reactor cores |
| 10/26/1988 | EP0288054A2 Method of producing steel plate with good low-temperature toughness |
| 10/26/1988 | EP0287710A2 Method of heat treating a martensitic chromium-molybdenum steel |
| 10/25/1988 | US4780377 Magneto-optical recording medium |
| 10/25/1988 | US4780276 Adding nickel and zirconium to iron-based alloy improves crack, oxidation and corrosion resistance |
| 10/25/1988 | US4780154 Shape memory alloy and method for producing same |
| 10/25/1988 | CA1243507A1 Nitriding grade alloy steel and article made therefrom |
| 10/25/1988 | CA1243506A1 Low alloy steels for use in pressure vessel |
| 10/19/1988 | EP0286675A1 Process for manufacturing martensitic stainless steel excellent in stress corrosion cracking resistance |
| 10/19/1988 | CN87105055A Iron-manganese-aluminum-chromium series diamagnetic precision resistor alloys |
| 10/19/1988 | CN87101007A Amorphous material used for transformer and its oxidation treatment method |
| 10/18/1988 | US4778652 Tensile strength, fatigue and fracture resistant steel, compact automobile part |
| 10/18/1988 | US4778651 Austenitic stainless steel, particularly usable as a core structural or canning material in nuclear reactors |
| 10/18/1988 | US4778522 Wear resistant iron-base sintered alloy |
| 10/12/1988 | EP0286168A1 Granular composite containing metal fibers and plastic articles made therefrom |
| 10/12/1988 | EP0286124A2 Nitrogen-containing magnetic alloy film |
| 10/12/1988 | EP0024437B2 Process for producing non-aging cold-rolled steel sheets |
| 10/11/1988 | US4776900 Heating, hot rolling, quenching, and tempering |
| 10/06/1988 | WO1988007594A1 Abrasion-resistant composite roll and process for its production |
| 10/06/1988 | WO1988007422A1 Low expansion copper alloys with high thermal conductivity |
| 10/06/1988 | DE3808234A1 Nd-Fe-B group permanent magnet materials |
| 10/05/1988 | EP0285128A2 Manufacturing method for high hardness member |
| 10/05/1988 | EP0284699A1 Intermetallic compound and its use |
| 10/05/1988 | CN88101596A Ferromagnetic film and head using the said film |
| 10/05/1988 | CN88100065A Heat-resisting steel and combustion turbine made of it |
| 09/28/1988 | EP0283617A2 Low porosity surfacing alloys |
| 09/28/1988 | CN87105858A Disk spring material and its manufacturing process |
| 09/27/1988 | US4773950 Permanent magnet |
| 09/27/1988 | US4773948 Hot rolling, coiling, annealing |
| 09/27/1988 | US4773947 Austenite and ferritic steels, quenching |
| 09/22/1988 | WO1988007093A1 Cold work steel |
| 09/20/1988 | US4772771 Method for the production of high strength electric seam welded oil-well pipe |
| 09/20/1988 | US4772451 Low alloy steel for caster shell applications |
| 09/20/1988 | US4772337 Compress gas container of austenite steel alloy |
| 09/20/1988 | CA1242095A1 Ferritic-austenitic duplex stainless steel |
| 09/14/1988 | CN87107966A New type of steel resistant to hydrogen sulphide |
| 09/13/1988 | US4770721 Carbon, silicon, manganese, vanadium, niobium, molybdenum, iron |
| 09/13/1988 | US4770702 With iron and boron, magnetic |
| 09/13/1988 | US4769886 Austenitic steels |
| 09/07/1988 | WO1988006797A1 Rare earth element-iron base permanent magnet and process for its production |
| 09/07/1988 | EP0280996A2 Austenitic stainless steel combining strength and resistance to intergranular corrosion |
| 09/06/1988 | US4769214 Ultrahigh carbon steels containing aluminum |
| 09/06/1988 | US4769213 Age-hardenable stainless steel having improved machinability |
| 09/06/1988 | US4769088 Process for producing hot-rolled steel sheet having high r value |
| 09/06/1988 | CA1241583A1 Production of a base steel sheet to be surface- treated which is to produce no stretcher strain |
| 09/01/1988 | DE3729577C1 Use of a steel in the construction of tankers for chemicals |
| 08/31/1988 | EP0215874B1 Hoops for continuous casting rolls |
| 08/31/1988 | EP0149655B1 Diffusion treated hot-dip aluminum coated steel and method or treating |
| 08/31/1988 | CN87100357A Sealing-in alloy for resisting brittle rupture of silver brazing |
| 08/30/1988 | US4767475 Wear resistant rails having capability of preventing propagation of unstable rupture |
| 08/30/1988 | US4767450 Process for producing the rare earth alloy powders |
| 08/30/1988 | CA1241258A1 Method of drape drawing a shadow mask for a colour display tube and device for such a method |
| 08/25/1988 | DE3803538A1 Process for the production of a resin-bound magnet containing a ferromagnetic material and a resin mixture |
| 08/25/1988 | DE3704678A1 Use of an austenitic iron alloy |
| 08/23/1988 | US4765953 High nitrogen containing duplex stainless steel having high corrosion resistance and good structure stability |
| 08/23/1988 | US4765849 Improved hardenability |
| 08/23/1988 | US4765836 Wear and corrosion resistant articles made from pm alloyed irons |
| 08/17/1988 | EP0278342A2 Use of a material as a hard magnetic material |
| 08/16/1988 | US4764435 Brazing |
| 08/10/1988 | EP0277757A2 High strength high toughness steel |
| 08/10/1988 | EP0277416A2 Permanent magnet alloy for elevated temperature applications |
| 08/10/1988 | EP0277239A1 Abrasion-resistant sintered alloy and process for its production |
| 08/10/1988 | CN88100515A High temp. character of improved selected chromium-molybdenum improved alloy and method for soldable ability |
| 08/10/1988 | CN85105652B Material with high-wearing feature |
| 08/09/1988 | US4762755 Ferromagnetic material and a magnetic head using the same material |
| 08/09/1988 | US4762577 9 Chromium- 1 molybdenum steel alloy having superior high temperature properties and weldability, a method for preparing same and articles fabricated therefrom |
| 08/09/1988 | US4762574 With rare earth oxide |
| 08/09/1988 | CA1240216A1 Materials transformable from the nonamorphous to the amorphous state under frictional loadings |
| 08/09/1988 | CA1240177A1 Hydrogen storage materials of zirconium-chromium-iron and optionally titanium alloys characterized by zrcr.sub.2 stoichiometry |
| 08/03/1988 | EP0277065A2 Non-magnetic manganese-chromium steel and tubular element of a drilling column made from this steel |
| 08/03/1988 | CN88100439A Uses and heat-treating technology for al-n-b cast high-speed tool steel |
| 08/02/1988 | US4761187 Method of improving stress corrosion resistance of alloys |
| 08/02/1988 | CA1239812A1 Tin-containing iron base powder and process for making |
| 07/27/1988 | EP0275475A1 Tool steel |
| 07/27/1988 | CN87108230A Magnetoelastic torque transducer |
| 07/26/1988 | US4759806 Patenting the wire by transformation in a transformation temperature and of drawing steel wire to smaller diameter |
| 07/21/1988 | EP0172165A4 Nitriding grade alloy steel and article made therefrom. |
| 07/20/1988 | EP0274542A1 Alloy steel powder for powder metallurgy |
| 07/20/1988 | CN86108775A Activator mixture for increasing strength of iron alloys |
| 07/19/1988 | US4758272 Porous metal bodies |
| 07/19/1988 | CA1239332A1 Steel that is exposed to hydrogen sulfide |
| 07/14/1988 | WO1988005086A1 Heat-resistant steel and gas turbine made of the same |
| 07/13/1988 | EP0273973A1 Martensitic stainless steel plate excellent in oxidation resistance, workability, and corrosion resistance, and process for its production |
| 07/13/1988 | CN87105997A Process for production of double structure stainless cr-steel band having high strength, high ductility and low degree aeolotropy |
| 07/12/1988 | US4757219 Lamination type of magnetostrictor and manufacturing method thereof |
| 07/07/1988 | DE3705722A1 Reinforcement connection |
| 07/06/1988 | EP0273332A2 Metallic materials for sliding bearings |
| 07/06/1988 | EP0273279A2 Process for the production of a strip of a chromium stainless steel of a duplex structure having high strength and elongation as well as reduced plane anisotropy |
| 07/06/1988 | EP0273195A2 A method of making a thin magnetic pole piece |