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DAVY INTERNATIONAL AG

Overview
  • Total Patents
    82
About

DAVY INTERNATIONAL AG has a total of 82 patent applications. Its first patent ever was published in 1967. It filed its patents most often in United Kingdom, United States and Germany. Its main competitors in its focus markets materials and metallurgy, organic fine chemistry and chemical engineering are ANGELOV CHAVDAR ANGELOV, DAVY POWERGAS GMBH and RANGE FUELS INC.

Patent filings per year

Chart showing DAVY INTERNATIONAL AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sterck Lothar 5
#2 Keunecke Gerhard 5
#3 Klopfer Anton 4
#4 Geaharuto Koinetsuke 4
#5 Keunecke Gerhard Ing Grad 4
#6 Al-Muddarris Ghazi R 4
#7 Rotsutoharu Shiyuteruku 3
#8 Koschinek Guenter Dipl Ing 3
#9 Sterck Lothar Ing Grad 3
#10 Lell Rainer 3

Latest patents

Publication Filing date Title
US4361538A Continuous moving bed reactor for manufacture of high molecular weight polyethylene terephthalate
DE3036683A1 METHOD AND DEVICE FOR MELT SPINNING SYNTHETIC POLYMERS
ES8105015A3 Procedure for the continuous preparation of molecular high weight polyethylentereftalate. (Machine-translation by Google Translate, not legally binding)
DE3026451A1 METHOD FOR THE PRODUCTION OF HIGH-STRENGTH TECHNICAL YARNS BY SPINNING DISTANCES AND YARNS PRODUCED BY THE METHOD, IN PARTICULAR FROM POLYAMIDE AND POLYESTER THREADS
DE3026520A1 METHOD AND DEVICE FOR THE PRODUCTION OF HIGH-STRENGTH TECHNICAL YARNS BY SPINNING DRAWERS
GB2052465A Process for removing h2s and so2 from claus tail gases
NL7909116A Method for driving one of the turbine (s) drively coupled with the air and / or the nitreus gas compressor in an installation for the preparation of nitropic acid by combustion combustion with a air purge.
DE2950872A1 METHOD AND DEVICE OF NO (ARROW DOWN) X (ARROW DOWN) EMISSIONS AFTER EMERGENCY SHUTDOWNS IN THE PRODUCTION OF SAOEPETIC ACID
DE2921576A1 METHOD FOR THE PRODUCTION OF METHYL-TERT.-BUTYLAETHER
DE2915210A1 METHOD FOR PRODUCING HYDROGEN AND SULFUR FROM SULFUR HYDROGEN
US4254246A Column system process for polyester plants
DE2910385A1 METHOD FOR OBTAINING MALEIC ACID ANHYDRIDE FROM GASES CONTAINING MALE ACID ANHYDRIDE
ZA7807310B Shaft furnace for gasifying fine-grained fuels in a fluidised bed
DE2855630A1 METHOD FOR THE CONTINUOUS SEPARATION OF PHTHALIC ACID ANHYDRIDE FROM THE REACTION GASES OF THE CATALYTIC OXIDATION OF O-XYLOL AND / OR NAPHTHALINE
DE2855629A1 METHOD FOR THE CONTINUOUS SEPARATION OF PHTHALIC ACID ANHYDRIDE FROM THE REACTION GASES OF THE CATALYTIC OXIDATION OF O-XYLOL AND / OR NAPHTHALINE
DE2840440A1 METHOD FOR RECOVERY OF METHANOL FROM A GAS FLOW
DE2826346A1 METHOD FOR PRODUCING PHTHALIC ACID ANHYDRIDE
DE2824471A1 PROCESS FOR THE RECOVERY OF SULFUR FROM GASES CONTAINING HYDROGEN SULFUR
US4182659A Method of concentrating a water-containing glycol
DE2735599A1 Butyne-diol prepn. by reacting acetylene with aq. formaldehyde soln. - in liq. phase using fixed bed copper acetylide catalyst