HS

Henri Tollet de Santerre

SA Societe Nationale Elf Aquitaine: 1 patents #176 of 490Top 40%
Overall (All Time): #4,122,667 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4230464 Method for recycling a carrier gas from the trapping system to the inlet of a gas chromatographic separation unit Reynald Bonmati, Bernard Roz 1980-10-28