Assignee
CEGEDUR
FR·56 granted patents·962 citations·filing 1975–1988
Top patents by PatentIndex Score
56 records- 0192US4653303AApparatus for continuously brushing and lubricating rolls of rolling mills for flat rolled productsCEGEDUR·Filed 1985·Granted Mar 31, 1987·30 cites·10 claims
- 0291US4757259AMethod for measuring the thickness and temperature of a moving metal sheet by means of eddy currentsCEGEDUR·Filed 1986·Granted Jul 12, 1988·81 cites·10 claims
- 0390US4889177AMethod and apparatus for sand moulding composite articles with a die made of light alloy and a fibrous insertCEGEDUR·Filed 1988·Granted Dec 26, 1989·48 cites·5 claims
- 0489US4189334AProcess for thermal treatment of thin 7000 series aluminum alloys and products obtainedCEGEDUR·Filed 1978·Granted Feb 19, 1980·37 cites·10 claims
- 0588US4826347AForce-fitted connection of a circular metal tube in an oval housingCEGEDUR·Filed 1987·Granted May 2, 1989·113 cites·5 claims
- 0685US4389134ACoupling of a tube to a ring memberCEGEDUR·Filed 1981·Granted Jun 21, 1983·34 cites·4 claims
- 0785US4323399AProcess for the thermal treatment of aluminium - copper - magnesium - silicon alloysCEGEDUR·Filed 1979·Granted Apr 6, 1982·27 cites·20 claims
- 0884US4326773ASolar energy focusing means comprising modular elementsCEGEDUR·Filed 1980·Granted Apr 27, 1982·43 cites·3 claims
- 0984US4196021AProcess for the thermal treatment of aluminum alloy sheetsCEGEDUR·Filed 1978·Granted Apr 1, 1980·25 cites·1 claims
- 1080US4511409AProcess for improving both fatigue strength and toughness of high-strength Al alloysCEGEDUR·Filed 1983·Granted Apr 16, 1985·29 cites·7 claims
- 1178US4892133AProcess for monitoring and regulating the lubrication of the working face of the rotary rolls of a continuous strip casting machineCEGEDUR·Filed 1988·Granted Jan 9, 1990·17 cites·12 claims
- 1278US4627149AMethod of mounting an annular element on a metal tube of aluminum or an alloy thereofCEGEDUR·Filed 1984·Granted Dec 9, 1986·26 cites·8 claims
- 1373US4758286AHeat treated and aged Al-base alloys containing lithium, magnesium and copper and processCEGEDUR·Filed 1984·Granted Jul 19, 1988·19 cites·14 claims
- 1473US4497360AMethod of monitoring and controlling operating parameters of a machine for the continuous casting of strips between rollsCEGEDUR·Filed 1981·Granted Feb 5, 1985·15 cites·11 claims
- 1572US4000007AMethod of making drawn and hemmed aluminum sheet metal and articles made therebyCEGEDUR·Filed 1975·Granted Dec 28, 1976·22 cites·12 claims
- 1669US4575392AProcess for the recovery of liquid aluminium by compression of hot drossCEGEDUR·Filed 1984·Granted Mar 11, 1986·13 cites·6 claims
- 1768US4781239AProcess and apparatus for casting in a pit, without any explosive risk, of aluminum and its alloys, particularly with lithiumCEGEDUR·Filed 1987·Granted Nov 1, 1988·13 cites·7 claims
- 1868US4575056AApparatus for the recovery of liquid aluminium by compression of hot drossCEGEDUR·Filed 1985·Granted Mar 11, 1986·15 cites·11 claims
- 1966US4855107AAluminium alloy for thin metal sheets which are suitable for the production of can lids and bodies and a process for manufacturing said metal sheetsCEGEDUR·Filed 1988·Granted Aug 8, 1989·18 cites·6 claims
- 2066US4840683AAl-Cu-Li-Mg alloys with very high specific mechanical strengthCEGEDUR·Filed 1988·Granted Jun 20, 1989·15 cites·18 claims
- 2166US4019342ACompressor for a refrigerant gasCEGEDUR·Filed 1976·Granted Apr 26, 1977·21 cites·9 claims
- 2264US4752343AAl-base alloys containing lithium, copper and magnesium and methodCEGEDUR·Filed 1985·Granted Jun 21, 1988·15 cites·16 claims
- 2362US4814022AWeldable aluminum alloy workable into sheet form and process for its productionCEGEDUR·Filed 1987·Granted Mar 21, 1989·20 cites·20 claims
- 2461US4723591AApparatus for regulating the level of the line of contact of the free surface of the metal with the ingot mould in a vertical casting operationCEGEDUR·Filed 1987·Granted Feb 9, 1988·9 cites·11 claims
- 2559US4955413AA alloy product containing Li, resistance to corrosion under stress, and process to obtain said productCEGEDUR·Filed 1988·Granted Sep 11, 1990·12 cites·18 claims
- 2659US4661154AProcess for the production by powder metallurgy of components subjected to frictionCEGEDUR·Filed 1986·Granted Apr 28, 1987·13 cites·11 claims
- 2759US4652314AProcess for producing products of Al-Li-Mg-Cu alloys having high levels of ductility and isotropyCEGEDUR·Filed 1985·Granted Mar 24, 1987·10 cites·7 claims
- 2859US4302874AMethod of forming pipe unionCEGEDUR·Filed 1979·Granted Dec 1, 1981·21 cites·5 claims
- 2958US4804423AAl alloys having high proportions of Li and Si and a process for production thereofCEGEDUR·Filed 1986·Granted Feb 14, 1989·12 cites·19 claims
- 3058US4731133AAmorphous Al-based alloys essentially containing Ni and/or Fe and Si and process for the production thereofCEGEDUR·Filed 1986·Granted Mar 15, 1988·15 cites·11 claims
- 3158US4537167AEngine cylinder liners based on aluminum alloys and intermetallic compounds, and methods of obtaining themCEGEDUR·Filed 1983·Granted Aug 27, 1985·16 cites·14 claims
- 3257US4872921ASheets of aluminium alloy containing magnesium, suitable for producing bodies of cans by drawing and ironing, and method of obtaining said sheetsCEGEDUR·Filed 1988·Granted Oct 10, 1989·13 cites·13 claims
- 3357US4501315AMethod of controlling and regulating operational parameters of a machine for continuously casting bands between cylinders, allowing adhesion to be avoidedCEGEDUR·Filed 1982·Granted Feb 26, 1985·8 cites·15 claims
- 3456US4894096AProducts based on aluminum containing lithium which can be used in their recrystallized state and a process for obtaining themCEGEDUR·Filed 1986·Granted Jan 16, 1990·9 cites·6 claims
- 3555US4717068AProcess for plating Al alloys containing Li, by hot co-rollingCEGEDUR·Filed 1987·Granted Jan 5, 1988·10 cites·10 claims
- 3655US4586310AAngled assembly of profiles for tongue and groove fitting and key lockingCEGEDUR·Filed 1982·Granted May 6, 1986·16 cites·10 claims
- 3753US4610735AMethod of modulated cooling to minimize deformation of flat metallurgical productsCEGEDUR·Filed 1984·Granted Sep 9, 1986·7 cites·10 claims
- 3850US4799976AProcess for the heat treatment of Al alloys containing Li with a view to preserving their surface healthCEGEDUR·Filed 1988·Granted Jan 24, 1989·6 cites·3 claims
- 3943US4848441AMethod of adjustment to the level of the line of contact between the free surface of the metal and the ingot mould in the vertical casting of products of any cross-sectionCEGEDUR·Filed 1988·Granted Jul 18, 1989·4 cites·19 claims
- 4043US4699203AProcess for the casting of sacrificial anodes in an ingot mould having a movable baseCEGEDUR·Filed 1986·Granted Oct 13, 1987·6 cites·5 claims
- 4140US4807694AProcess for regulating the level of the line of contact of the free surface of the metal with the mould in vertical castingCEGEDUR·Filed 1987·Granted Feb 28, 1989·5 cites·7 claims
- 4239US4943000AMethod of brazing aluminum alloys without filler metalCEGEDUR·Filed 1987·Granted Jul 24, 1990·9 cites·9 claims
- 4336US4923676AAluminium alloy parts, such as in particular rods, having an improved fatigue strength and production processCEGEDUR·Filed 1988·Granted May 8, 1990·4 cites·3 claims
- 4435US4718787AConnector for scaffolding or similar structure and process of assembly thereofCEGEDUR·Filed 1986·Granted Jan 12, 1988·11 cites·17 claims
- 4535US4537161AInserts for pistons of diesel engines of aluminum-silicon alloys having an improved thermal resistance and machinabilityCEGEDUR·Filed 1983·Granted Aug 27, 1985·5 cites·3 claims
- 4634US4750945ACastings made from aluminium and its alloys, whereof at least one face has at least one region of wear-resistant zonesCEGEDUR·Filed 1987·Granted Jun 14, 1988·7 cites·12 claims
- 4734US4534937AProcess for sintering aluminum alloy powders under pressureCEGEDUR·Filed 1983·Granted Aug 13, 1985·5 cites·10 claims
- 4833US4735255AMould permitting regulation of the level at which it is in contact with the free surface of the metal in a vertical casting operationCEGEDUR·Filed 1987·Granted Apr 5, 1988·2 cites·11 claims
- 4931US4638018AAcrylic telomers with grafts which can be cross linked by light, their synthesis and their applications in coating metalsCEGEDUR·Filed 1984·Granted Jan 20, 1987·5 cites·16 claims
- 5030US4597277AProcess and apparatus for producing reinforced metal stripsCEGEDUR·Filed 1984·Granted Jul 1, 1986·5 cites·7 claims
Showing the top 50 of 56 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when CEGEDUR files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →