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SILBERRING LUDWIG

Overview
  • Total Patents
    16
About

SILBERRING LUDWIG has a total of 16 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Switzerland, EPO (European Patent Office) and United States. Its main competitors in its focus markets chemical engineering, materials and metallurgy and environmental technology are AMMONIA CASALE SA, GRANDE PAROISSE AZOTE ET PROD and STAMICARBON BV DBA MT INNOVATION CT.

Patent filings per year

Chart showing SILBERRING LUDWIGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Silberring Ludwig 11
#2 Silberring Ludwig Dr 4

Latest patents

Publication Filing date Title
WO03031739A2 Method and device for fireproofing steel constructions by cooling the steel girders or their surroundings with flowing water that is optionally vaporized in part
US5019356A Steam reformer with internal heat recovery
EP0170663A1 Process for utilizing the reaction heat during the ammonia synthesis
RO85978B1 Process for separating mixtures by means of a mass transfer at different temperatures and pressures
EP0050133A1 Method for the separation of mixture by means of exchange of materials at different temperatures or pressures
US4441895A Process for the separation of mixtures by means of mass transfer at different temperatures or pressures
CH645318A5 Method and device for producing hydrogen.
CH615989A5 Process and plant for increasing the pressure and temperature of liquid natural gas.
CH612356A5 Apparatus and process for separating mixtures of substances by means of rectification
CH609430A5 Process and device for securing screw connections against undesired loosenings