VALLOUREC-INDUSTRIES

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92100 BOULOGNE, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for inspecting metal tubes employing magnetica...
- Patent number 5,311,127
- Issue date May 10, 1994
- Vallourec Industries
- Bernard Bisiaux
- G01 - MEASURING TESTING
Information Patent Grant
Anti-seizing surface coating for assembly means for tubes by thread...
- Patent number 5,253,902
- Issue date Oct 19, 1993
- Vallourec Industries
- Daniel Petelot
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Assembly arrangement using frustoconical screwthreads for tubes
- Patent number 5,137,310
- Issue date Aug 11, 1992
- Vallourec Industries
- Thierry Noel
- E21 - EARTH DRILLING MINING
Information Patent Grant
Process for treating liquid steels by injecting gas through the lad...
- Patent number 4,957,542
- Issue date Sep 18, 1990
- Vallourec Industries
- Philippe Barthelemy
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Device permitting introduction of a fluid into the cooling chamber...
- Patent number 4,869,311
- Issue date Sep 26, 1989
- Vallourec Industries
- Pierre Peytavin
- B22 - CASTING POWDER METALLURGY

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Trademarklast 30 trademarks

Information Trademark
74228216 - VAM TOP
- Serial number 74228216
- Registration number 1781072
- Filing date Dec 9, 1991
- VALLOUREC INDUSTRIES
- 6 - Common metals and their alloys
Information Trademark
73701309 - SP-ACE
- Serial number 73701309
- Registration number 1522382
- Filing date Dec 16, 1987
- VALLOUREC INDUSTRIES
- 6 - Common metals and their alloys