Cegedur Societe de Transformation de l'Aluminum Pechiney
52Patents
0Active
52Granted
36Portfolio score
Filing activity: Apr 15, 1975 → Nov 23, 1988
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4826347A | Force-fitted connection of a circular metal tube in an oval housing | Emerging Cross-Sectional Technologies | 96 | Expired |
| US4757259A | Method for measuring the thickness and temperature of a moving metal sheet by means of eddy currents | Physics | 61 | Expired |
| US4889177A | Method and apparatus for sand moulding composite articles with a die made of light alloy and a fibrous insert | Performing Operations; Transporting | 36 | Expired |
| US4389134A | Coupling of a tube to a ring member | Emerging Cross-Sectional Technologies | 29 | Expired |
| US4326773A | Solar energy focusing means comprising modular elements | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4189334A | Process for thermal treatment of thin 7000 series aluminum alloys and products obtained | Chemistry; Metallurgy | 20 | Expired |
| US4627149A | Method of mounting an annular element on a metal tube of aluminum or an alloy thereof | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4653303A | Apparatus for continuously brushing and lubricating rolls of rolling mills for flat rolled products | Performing Operations; Transporting | 19 | Expired |
| US4323399A | Process for the thermal treatment of aluminium - copper - magnesium - silicon alloys | Chemistry; Metallurgy | 17 | Expired |
| US4537167A | Engine cylinder liners based on aluminum alloys and intermetallic compounds, and methods of obtaining them | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4000007A | Method of making drawn and hemmed aluminum sheet metal and articles made thereby | Chemistry; Metallurgy | 14 | Expired |
| US4302874A | Method of forming pipe union | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4781239A | Process and apparatus for casting in a pit, without any explosive risk, of aluminum and its alloys, particularly with lithium | Performing Operations; Transporting | 13 | Expired |
| US4758286A | Heat treated and aged Al-base alloys containing lithium, magnesium and copper and process | Chemistry; Metallurgy | 13 | Expired |
| US4855107A | Aluminium alloy for thin metal sheets which are suitable for the production of can lids and bodies and a process for manufacturing said metal sheets | Chemistry; Metallurgy | 13 | Expired |
| US4586310A | Angled assembly of profiles for tongue and groove fitting and key locking | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4575056A | Apparatus for the recovery of liquid aluminium by compression of hot dross | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4511409A | Process for improving both fatigue strength and toughness of high-strength Al alloys | Chemistry; Metallurgy | 12 | Expired |
| US4814022A | Weldable aluminum alloy workable into sheet form and process for its production | Chemistry; Metallurgy | 11 | Expired |
| US4661154A | Process for the production by powder metallurgy of components subjected to friction | Chemistry; Metallurgy | 10 | Expired |
| US4872921A | Sheets of aluminium alloy containing magnesium, suitable for producing bodies of cans by drawing and ironing, and method of obtaining said sheets | Chemistry; Metallurgy | 10 | Expired |
| US4019342A | Compressor for a refrigerant gas | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4652314A | Process for producing products of Al-Li-Mg-Cu alloys having high levels of ductility and isotropy | Chemistry; Metallurgy | 10 | Expired |
| US4752343A | Al-base alloys containing lithium, copper and magnesium and method | Chemistry; Metallurgy | 9 | Expired |
| US4497360A | Method of monitoring and controlling operating parameters of a machine for the continuous casting of strips between rolls | Performing Operations; Transporting | 9 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.