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STRATFORD ENG CORP

Overview
  • Total Patents
    61
About

STRATFORD ENG CORP has a total of 61 patent applications. Its first patent ever was published in 1945. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets chemical engineering, organic fine chemistry and machines are ZAKLADY AZOTOWE W TARNOWIE MOS, OXEA BISHOP LLC and GAS TECH LLC.

Patent filings in countries

World map showing STRATFORD ENG CORPs patent filings in countries
# Country Total Patents
#1 United States 41
#2 Canada 8
#3 United Kingdom 8
#4 Germany 3
#5 Italy 1

Patent filings per year

Chart showing STRATFORD ENG CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Putney David H 19
#2 Graham Ward A 12
#3 Stratford Herbert W 9
#4 Webb Jr Orlando 5
#5 West Charles L 4
#6 Massa Harry E 3
#7 Walcott Stratford Charles 2
#8 Lindau John H 2
#9 Webb Orlando 1
#10 Graham Ward Arnold 1

Latest patents

Publication Filing date Title
US3885933A Classifying centrifugal separator
US3965975A Baffling arrangements for contactors
US3970720A Recovery of hydrocarbons from acid settler bottoms
US3925501A Hydrogen fluoride alkylation with effluent refrigeration
US3759318A Contactor improvements
US3607087A Gas-liquid chemical reaction apparatus
US3544653A Preparation of olefin feeds for acid recovery processes
US3665050A Alkylation of dialkyl sulfate obtained from an overhead absorption phase
DE1915599A1 Alkylation of alkylsulphates
US3534118A Alkylation of extractor bottoms obtained in acid recovery
US3591653A Ethylene absorption and alkylation with aluminum chloride
GB1166231A Improvements in Mixing Apparatus.
US3523761A Reaction vessel with coil contact heat exchange
US3355106A Mixing atomizing rotor
US3269660A Mixing atomizing rotor
US3442972A Alkylation of alkyl sulfates
US3288567A Floating catalyst bed contactor
US3284537A Method of charging reactants through concentric feed tubes
US3233655A Liquid atomization apparatus
US3230166A Jet fuel dehydration process