PREUSSAG ROHRSANIERUNG GMBH has a total of 13 patent applications. Its first patent ever was published in 1994. It filed its patents most often in Germany, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets surface technology and coating, basic materials chemistry and environmental technology are RUELING FELIX RITTER VON, SUNPOWER TECH JIANGSU CO LTD and PETER STOLL.
# | Country | Total Patents | |
---|---|---|---|
#1 | Germany | 6 | |
#2 | EPO (European Patent Office) | 2 | |
#3 | WIPO (World Intellectual Property Organization) | 2 | |
#4 | Bulgaria | 1 | |
#5 | Estonia | 1 | |
#6 | Poland | 1 |
# | Industry | |
---|---|---|
#1 | Surface technology and coating | |
#2 | Basic materials chemistry | |
#3 | Environmental technology | |
#4 | Chemical engineering | |
#5 | Mechanical elements | |
#6 | Machines |
# | Technology | |
---|---|---|
#1 | Processes for applying fluent materials | |
#2 | Climate change mitigation in goods production | |
#3 | Coating compositions | |
#4 | Cleaning | |
#5 | Pipes | |
#6 | Spraying devices | |
#7 | Shaping of plastics |
# | Name | Total Patents |
---|---|---|
#1 | Foerster Manfred | 9 |
#2 | Heinrichs Martin | 1 |
#3 | Glanert Ralf | 1 |
#4 | Gerdes Knud Dr | 1 |
#5 | Zec Goran | 1 |
#6 | Luksch Edmund Dipl Ing | 1 |
#7 | Schikora Stefan | 1 |
Publication | Filing date | Title |
---|---|---|
DE19910490A1 | Adhered internal tubular lining refurbishing pipelines carrying e.g. pressurized gaseous hydrocarbons, includes impermeable foil or vapor-deposited aluminum barrier layer preventing pressure-driven delamination mechanism | |
DE19822301C1 | Method and device for applying a plastic layer on the inner surfaces of hollow bodies | |
DE19645346A1 | Process for renewing a protective tube for a product line laid in the ground | |
DE19617971A1 | Coating material for district heating pipes | |
DE19504139A1 | Process for sealing the transition between a connection line and PE pipes and connection seal | |
DE4416721A1 | Device and method for cleaning and stripping underground pipelines, such as gas, water and sewage pipes |