ROBERTS EDWARD S has a total of 13 patent applications. Its first patent ever was published in 1958. It filed its patents most often in United States, Canada and Austria. Its main competitors in its focus markets materials and metallurgy, organic fine chemistry and engines, pumps and turbines are TYRER DANIEL, FERDINAND GROS & BOUCHARDY and ZIBO GUANGTONG CHEMICAL CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 5 | |
#2 | Canada | 3 | |
#3 | Austria | 2 | |
#4 | Switzerland | 2 | |
#5 | Germany | 1 |
# | Industry | |
---|---|---|
#1 | Materials and metallurgy | |
#2 | Organic fine chemistry | |
#3 | Engines, pumps and turbines | |
#4 | Environmental technology | |
#5 | Thermal processes |
# | Name | Total Patents |
---|---|---|
#1 | Roberts Edward S | 10 |
#2 | Christmann Ludwig J | 5 |
#3 | Ludwig J Christmann | 2 |
#4 | Edward S Roberts | 2 |
#5 | Kalous Michael J | 1 |
Publication | Filing date | Title |
---|---|---|
US4132546A | Smelting of iron ore with partially dried lignite | |
US4019343A | Refrigeration system using enthalpy converting liquid turbines | |
US3995428A | Waste heat recovery system | |
CA981420A | Method for converting nitric oxide to nitrogen dioxide and recovery thereof | |
US3268294A | Process for producing selenium dioxide | |
US2955917A | Process and apparatus for the manufacture of nitric acid at elevated pressures with full power recovery | |
CA724207A | Method of oxidation of aromatic compounds | |
CA778682A | Process of producing selenium oxide |