KNEER FRANZ has a total of 19 patent applications. Its first patent ever was published in 1949. It filed its patents most often in Germany, France and Austria. Its main competitors in its focus markets environmental technology, basic materials chemistry and electrical machinery and energy are KNEER F, TEG ENVIRONMENTAL PLC and ENV & RESOURCE TECH HOLDINGS.
# | Country | Total Patents | |
---|---|---|---|
#1 | Germany | 7 | |
#2 | France | 3 | |
#3 | Austria | 2 | |
#4 | Canada | 2 | |
#5 | Switzerland | 1 | |
#6 | Norway | 1 | |
#7 | USSR (Union of Socialist Soviet Republics) | 1 | |
#8 | United States | 1 | |
#9 | Yugoslavia (Serbia and Montenegro) | 1 |
# | Industry | |
---|---|---|
#1 | Environmental technology | |
#2 | Basic materials chemistry | |
#3 | Electrical machinery and energy | |
#4 | Chemical engineering | |
#5 | Machines |
# | Name | Total Patents |
---|---|---|
#1 | Kneer Franz | 13 |
#2 | Franz Kneer | 2 |
#3 | Kneer Frants | 1 |
Publication | Filing date | Title |
---|---|---|
US4249929A | Method of digesting organic wastes | |
DE2532007A1 | Desalination of sea water using organic compost - having several adsorption stages wth salts adsorbed onto compost | |
DE2318978A1 | Compost prepn from sewage sludge - using reactor with controlled air inlet | |
DE2314539A1 | Biological composition of waste mixed with sewage - adding bentonite flour to reduce sodium and heavy metal ions | |
DE2253009A1 | Composting of sewage sludge - continuous process controlled by ventil-ation with oxygen enriched air | |
DE2252188A1 | PROCEDURE FOR COMPOSTING ORGANIC WASTE |