OLSCHEWSKY WILHELM has a total of 14 patent applications. Its first patent ever was published in 1898. It filed its patents most often in Spain, Denmark and Switzerland. Its main competitors in its focus markets chemical engineering and machines are PEDERSEN BJOERN, KNORR FOODS and UNIV BEIJING CHEMICAL ENG.
# | Country | Total Patents | |
---|---|---|---|
#1 | Spain | 4 | |
#2 | Denmark | 3 | |
#3 | Switzerland | 2 | |
#4 | United Kingdom | 2 | |
#5 | United States | 2 | |
#6 | Austria | 1 |
# | Industry | |
---|---|---|
#1 | Chemical engineering | |
#2 | Machines |
# | Technology | |
---|---|---|
#1 | Shaping of plastics | |
#2 | Chemical or physical processes |
# | Name | Total Patents |
---|---|---|
#1 | Olschewsky Wilhelm | 10 |
Publication | Filing date | Title |
---|---|---|
US684649A | Process of preparing raw mixtures for bricks made of lime and sand. | |
GB190001705A | Improvements in Devices for Slaking Lime and Drying Artificial Stones and the like. | |
US663459A | Device for slaking lime and drying artificial stones, &c. | |
GB189816489A | Improvements in the Process of and Appliances for Producing Artificial Stone. |