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CARRIERES DU BOULONNAIS

Overview
  • Total Patents
    15
About

CARRIERES DU BOULONNAIS has a total of 15 patent applications. Its first patent ever was published in 1995. It filed its patents most often in EPO (European Patent Office), France and United States. Its main competitors in its focus markets materials and metallurgy, environmental technology and thermal processes are OOO N EHKOLOGICHESKOE PRED EHK, BEIJING RES INST YUJIAMING SAN and SEV KAVKAZSKIJ G T UNI.

Patent filings in countries

World map showing CARRIERES DU BOULONNAISs patent filings in countries
# Country Total Patents
#1 EPO (European Patent Office) 5
#2 France 5
#3 United States 3
#4 Canada 2

Patent filings per year

Chart showing CARRIERES DU BOULONNAISs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Beauvent Guy 13
#2 Holard Eric 7
#3 Tirlocq Jacques 3
#4 Deletter Michel 3
#5 Ambroise Jean 2

Latest patents

Publication Filing date Title
FR2832401A1 White cement, manufacturing method and installation
FR2832402A1 Cementitious composition, process for producing withdrawal caps and lifting of reduced edges and obtained caps
FR2825086A1 Process for the manufacture of a sulfo-aluminous and / or ferro-aluminous cement, cement obtained by this process, and installation for implementing same
FR2761679A1 Process for the removal of sulfurous acids from industrial treatment and for obtaining stable products
FR2741337A1 Process for the production of mineral products with important calorific contents from waste and products therefrom