HILGERS GMBH UMWELT TECHNIK has a total of 13 patent applications. Its first patent ever was published in 1976. It filed its patents most often in Germany, Austria and Spain. Its main competitors in its focus markets environmental technology and basic materials chemistry are AOKI KOKICHI, BEIJING CEMENT PLANT CO LTD and NIPPON HERUSU KOGYO KK.
# | Country | Total Patents | |
---|---|---|---|
#1 | Germany | 4 | |
#2 | Austria | 1 | |
#3 | Spain | 1 | |
#4 | Finland | 1 | |
#5 | France | 1 | |
#6 | United Kingdom | 1 | |
#7 | Italy | 1 | |
#8 | Japan | 1 | |
#9 | Netherlands | 1 | |
#10 | South Africa | 1 |
# | Industry | |
---|---|---|
#1 | Environmental technology | |
#2 | Basic materials chemistry |
# | Name | Total Patents |
---|---|---|
#1 | Wissmann Friedbert | 5 |
#2 | Hildebrand Karl Heinz | 3 |
#3 | Schlumpf Alois | 2 |
#4 | Wissman F | 1 |
#5 | Krebser Albert | 1 |
#6 | Furiitoberuto Buisuman | 1 |
#7 | Kaaru Haintsu Hirudeburanto | 1 |
#8 | Hildebrand K | 1 |
Publication | Filing date | Title |
---|---|---|
DE2849306A1 | Multipurpose reactor - with second tank with open bottom which surmounts part of first tank creating annulus in latter | |
DE2721627A1 | Biological treatment for industrial wastes - with aeration, clarification and heating section in tower structure | |
DE2719188B1 | Process for clarifying waste water | |
DE2609913A1 | PROCEDURES FOR TREATMENT, DISINFECTION, NEUTRALIZATION AND / OR DETOXIFICATION OF HIGHLY POLLUTED WASTE WATER OR FROM RAW WATERS HIGHLY POLLUTED WITH DIFFERENT TYPES OF SEWAGE |