Assignee
CEZUS CO EUROP ZIRCONIUM
FR·44 granted patents·658 citations·filing 1982–2006
Top patents by PatentIndex Score
44 records- 0194US4854977AProcess for treating titanium alloy parts for use as compressor disks in aircraft propulsion systemsCEZUS CO EUROP ZIRCONIUM·Filed 1988·Granted Aug 8, 1989·75 cites·13 claims
- 0291US4878966AWrought and heat treated titanium alloy partCEZUS CO EUROP ZIRCONIUM·Filed 1988·Granted Nov 7, 1989·60 cites·2 claims
- 0390US5264055AMethod involving modified hot working for the production of a titanium alloy partCEZUS CO EUROP ZIRCONIUM·Filed 1992·Granted Nov 23, 1993·76 cites·8 claims
- 0475US5372659AAlloys of refractory metals suitable for transformation into homogeneous and pure ingotsCEZUS CO EUROP ZIRCONIUM·Filed 1993·Granted Dec 13, 1994·33 cites·5 claims
- 0575US5304263ATitanium alloy partCEZUS CO EUROP ZIRCONIUM·Filed 1993·Granted Apr 19, 1994·24 cites·2 claims
- 0675US4838933AApparatus for melting and continuous casting of metals, the process involved and use of the apparatusCEZUS CO EUROP ZIRCONIUM·Filed 1988·Granted Jun 13, 1989·17 cites·11 claims
- 0773US4918989AUltrasonic method of measuring the thickness of the plating on a metal tube, the corresponding apparatus and its application to Zr plated alloy tubesCEZUS CO EUROP ZIRCONIUM·Filed 1989·Granted Apr 24, 1990·33 cites·17 claims
- 0871US5674330AProcess for the production of zirconium alloy sheet metal having good resistance to nodular corrosion and to deformation under irradiationCEZUS CO EUROP ZIRCONIUM·Filed 1995·Granted Oct 7, 1997·27 cites·16 claims
- 0971US5164050AMethod of obtaining uranium from oxide using a chloride processCEZUS CO EUROP ZIRCONIUM·Filed 1990·Granted Nov 17, 1992·22 cites·30 claims
- 1069US5622574AProduct externally alloyed with ZR, method for manufacture of same, and use of sameCEZUS CO EUROP ZIRCONIUM·Filed 1994·Granted Apr 22, 1997·18 cites·4 claims
- 1169US5223055AMethod of making a sheet or strip of zircaloy with good formability and the strips obtainedCEZUS CO EUROP ZIRCONIUM·Filed 1991·Granted Jun 29, 1993·19 cites·17 claims
- 1266US4881992AZircaloy 2 or Zircaloy 4 strip having specified tensile and elastic propertiesCEZUS CO EUROP ZIRCONIUM·Filed 1988·Granted Nov 21, 1989·14 cites·2 claims
- 1366US4418556APrecision local expansion shaping process and apparatus for metal tubes of substantial lengthCEZUS CO EUROP ZIRCONIUM·Filed 1982·Granted Dec 6, 1983·28 cites·7 claims
- 1464US5832050AZirconium-based alloy, manufacturing process, and use in a nuclear reactorCEZUS CO EUROP ZIRCONIUM·Filed 1997·Granted Nov 3, 1998·31 cites·15 claims
- 1563US7708962B2Process for the separation and purification of hafnium and zirconiumCEZUS CO EUROP ZIRCONIUM·Filed 2005·Granted May 4, 2010·2 cites·29 claims
- 1662US7063792B2Method for separating metals such as zirconium and hafniumCEZUS CO EUROP ZIRCONIUM·Filed 2001·Granted Jun 20, 2006·6 cites·26 claims
- 1758US7630470B2Method for making a flat zirconium alloy product, resulting flat product and fuel, assembly component for nuclear power plant reactor made from said flat productCEZUS CO EUROP ZIRCONIUM·Filed 2004·Granted Dec 8, 2009·5 cites·14 claims
- 1858US4775428AProduction of a strip of zircaloy 2 or zircaloy 4 in partially recrystallized stateCEZUS CO EUROP ZIRCONIUM·Filed 1987·Granted Oct 4, 1988·10 cites·8 claims
- 1957US5242622AProcess for the production of a neutron absorbing pellet, the pellet obtained and the use thereofCEZUS CO EUROP ZIRCONIUM·Filed 1991·Granted Sep 7, 1993·11 cites·19 claims
- 2055US7763132B2Method of producing a zirconium alloy semi-finished product for the production of elongated product and use thereofCEZUS CO EUROP ZIRCONIUM·Filed 2004·Granted Jul 27, 2010·4 cites·10 claims
- 2155US4620463AProcess for machining tubular parts and apparatus for carrying out the processCEZUS CO EUROP ZIRCONIUM·Filed 1985·Granted Nov 4, 1986·19 cites·12 claims
- 2254US7364631B2Zirconium-based alloy having a high resistance to corrosion and to hydriding by water and steam and process for the thermomechanical transformation of the alloyCEZUS CO EUROP ZIRCONIUM·Filed 2005·Granted Apr 29, 2008·0 cites·8 claims
- 2354US5058127ABottom discharge cold crucibleCEZUS CO EUROP ZIRCONIUM·Filed 1990·Granted Oct 15, 1991·20 cites·3 claims
- 2452US5609697AProcess for the production of a tubular zircaloy 2 blank internally clad with zirconium and suitable for ultrasound monitoring of the zirconium thicknessCEZUS CO EUROP ZIRCONIUM·Filed 1995·Granted Mar 11, 1997·13 cites·15 claims
- 2551US5487797AProcess for the manufacture of a flat product of zirconoum alloy or hafnium alloy comprising a continuation of hot rolling after infrared reheating, and its utilizationsCEZUS CO EUROP ZIRCONIUM·Filed 1995·Granted Jan 30, 1996·11 cites·14 claims
- 2651US4878954AProcess for improving the ductility of a product of alloy involving martensitic transformation and use thereofCEZUS CO EUROP ZIRCONIUM·Filed 1988·Granted Nov 7, 1989·8 cites·14 claims
- 2749US5064513ADiaphragm for molten bath salt electrolysis of metal halidesCEZUS CO EUROP ZIRCONIUM·Filed 1990·Granted Nov 12, 1991·7 cites·19 claims
- 2848US5478419AProcess for the manufacture of a flat product of zirconium alloy comprising heating in the β range with infra-redCEZUS CO EUROP ZIRCONIUM·Filed 1994·Granted Dec 26, 1995·7 cites·13 claims
- 2947US6929786B2Method for separating zirconium and hafnium tetrachlorides with the aid of a melted solventCEZUS CO EUROP ZIRCONIUM·Filed 2002·Granted Aug 16, 2005·3 cites·23 claims
- 3047US5256216AControlled resistive heat treatment for a continuously moving zircaloy sheetCEZUS CO EUROP ZIRCONIUM·Filed 1992·Granted Oct 26, 1993·8 cites·9 claims
- 3147US5118468AMethod of making a metal, neutron absorbing element and the element obtainedCEZUS CO EUROP ZIRCONIUM·Filed 1989·Granted Jun 2, 1992·8 cites·21 claims
- 3243US4917773AProcess for introducing zirconium tetrachloride, hafnium tetrachloride and mixtures thereof into a column for the continuous extractive distillation under pressure of said chloridesCEZUS CO EUROP ZIRCONIUM·Filed 1989·Granted Apr 17, 1990·5 cites·13 claims
- 3343US4893790AApparatus for producing metal zirconium by the reduction of zirconium tetrachlorideCEZUS CO EUROP ZIRCONIUM·Filed 1988·Granted Jan 16, 1990·4 cites·14 claims
- 3437US4961688AProcess and apparatus for pumping and metering a liquid product with a melting point between 200 and 350 degrees C.CEZUS CO EUROP ZIRCONIUM·Filed 1989·Granted Oct 9, 1990·7 cites·6 claims
- 3537US4941916AProcess and apparatus for supplying a kroll reactor with zirconium tetrachloride vapourCEZUS CO EUROP ZIRCONIUM·Filed 1988·Granted Jul 17, 1990·3 cites·6 claims
- 3636US7988946B2Method for recycling zirconium tetrafluoride into zirconiaCEZUS CO EUROP ZIRCONIUM·Filed 2006·Granted Aug 2, 2011·0 cites·26 claims
- 3729US4752331AProcess and apparatus for producing metal zirconium by the reduction of zirconium tetrachlorideCEZUS CO EUROP ZIRCONIUM·Filed 1987·Granted Jun 21, 1988·0 cites·4 claims
- 3828US4874559AProcess and devices for operation of an apparatus which functions by using a flow of a liquid filmCEZUS CO EUROP ZIRCONIUM·Filed 1989·Granted Oct 17, 1989·2 cites·17 claims
- 3925US6411668B1Guide tube of a nuclear reactor fuel assemblyCEZUS CO EUROP ZIRCONIUM·Filed 1999·Granted Jun 25, 2002·0 cites·2 claims
- 4024US5110426AMethod of and an apparatus for introducing at least one halide in the liquid or gaseous state into the bath of a cell for dry electrolysisCEZUS CO EUROP ZIRCONIUM·Filed 1990·Granted May 5, 1992·0 cites·12 claims
- 4123US5471879AUltrasonic process for testing, by immersion, a metal piece and use thereofCEZUS CO EUROP ZIRCONIUM·Filed 1993·Granted Dec 5, 1995·7 cites·16 claims
- 4222US5627910AProcess for inspecting metallic chips fragments in order to eliminate more X-ray absorbent inclusions from themCEZUS CO EUROP ZIRCONIUM·Filed 1994·Granted May 6, 1997·8 cites·12 claims
- 4321US5249730AProcess for the manufacture of zirconium based tubes formed from layers of varying compositionCEZUS CO EUROP ZIRCONIUM·Filed 1993·Granted Oct 5, 1993·3 cites·4 claims
- 4415US5078797AProcess for obtaining a plate of zr alloy comprising a portion of excess thickness and its useCEZUS CO EUROP ZIRCONIUM·Filed 1990·Granted Jan 7, 1992·0 cites·8 claims
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