HL

Henri-Rene Langelin

LS Lhoist Recherche Et Développement S.A.: 2 patents #3 of 4Top 75%
SD S.A. Lhoist Recherche Et Développement: 1 patents #36 of 67Top 55%
📍 Caffiers, FR: #1 of 1 inventorsTop 100%
Overall (All Time): #1,018,370 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8206680 Calco-magnesian aqueous suspension and method for the production thereof Luis Alfredo Diaz Chavez, Timothy L. Salter, Ziad Habib 2012-06-26
6322769 Ca(OH)2 particles Regis Poisson, Alain Laudet, Olivier Fran.cedilla.oisse 2001-11-27
6099814 Method for processing acid effluents Simon Colombier 2000-08-08
5552366 Method of foliar application of magnesium hydrogen carbonate Robert Goffin 1996-09-03
5290353 Vaterite and production method Robert Goffin 1994-03-01