COVANTA ENERGY CORP has a total of 36 patent applications. Its first patent ever was published in 2007. It filed its patents most often in United States, China and Canada. Its main competitors in its focus markets environmental technology, thermal processes and chemical engineering are SAITOH SHIGERU, TOX FREE SYSTEMS LTD and SHANDONG ZHIYUAN ENV PROT EQUIPMENT CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 9 | |
#2 | China | 8 | |
#3 | Canada | 6 | |
#4 | WIPO (World Intellectual Property Organization) | 6 | |
#5 | Mexico | 4 | |
#6 | EPO (European Patent Office) | 2 | |
#7 | Hong Kong | 1 |
# | Industry | |
---|---|---|
#1 | Environmental technology | |
#2 | Thermal processes | |
#3 | Chemical engineering | |
#4 | Machines | |
#5 | Mechanical elements | |
#6 | Basic materials chemistry |
# | Technology | |
---|---|---|
#1 | Cremation furnaces | |
#2 | Controlling combustion | |
#3 | Separation | |
#4 | Combustion residues removal | |
#5 | Supplying fuel to combustion device | |
#6 | Heat-exchange device details | |
#7 | Pipes | |
#8 | Unspecified technologies | |
#9 | Steam generation | |
#10 | Producer gas production |
# | Name | Total Patents |
---|---|---|
#1 | Zhang Hanwei | 11 |
#2 | Barker Robert L | 10 |
#3 | Deduck Stephen G | 8 |
#4 | White Mark L | 8 |
#5 | Broglio Ron | 6 |
#6 | Bradley Christopher A | 5 |
#7 | Semanyshyn Zenon | 5 |
#8 | Barker Robert Lees | 5 |
#9 | Clark John D | 5 |
#10 | Goff Stephen P | 5 |
Publication | Filing date | Title |
---|---|---|
CN104981658A | Gasification combustion system | |
US2013213283A1 | Gasification combustion system | |
WO2012119149A1 | Dry ash collector providing an ash seal | |
CN103154612A | Aerodynamic tube shields | |
US2010294179A1 | Gasification combustion system | |
CN102460019A | Gasification combustion system | |
US2010012006A1 | System and method for gasification-combustion process using post combustor | |
CN102144125A | System and method for gasification-combustion process using post combustor | |
US2008163803A1 | Method and systems to control municipal solid waste density and higher heating value for improved waste-to-energy boiler operation | |
US2008148713A1 | Dynamic control of selective non-catalytic reduction system for semi-batch-fed stoker-based municipal solid waste combustion | |
CA2615344A1 | Tertiary air addition to solid waste-fired furnaces for nox control | |
US2008149010A1 | Tertiary air addition to solid waste-fired furnaces for nox control |