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DAVY POWERGAS LTD

Overview
  • Total Patents
    65
About

DAVY POWERGAS LTD has a total of 65 patent applications. Its first patent ever was published in 1970. It filed its patents most often in United Kingdom, Germany and United States. Its main competitors in its focus markets chemical engineering, materials and metallurgy and environmental technology are VULCAN MATERIALS CO, SINOPEC SHANGHAI ENG CO LTD and TIANJIN PULAI CHEMICAL TECH CO LTD.

Patent filings in countries

World map showing DAVY POWERGAS LTDs patent filings in countries

Patent filings per year

Chart showing DAVY POWERGAS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Harris Norman 5
#2 Fowler Ray 4
#3 Davies Graham Arthur 3
#4 Dennis Alan James 3
#5 Davies G 3
#6 Shevels Thomas Frederick 3
#7 Newrick George Martin 3
#8 Uiriamu Edowaado Haadouitsuku 2
#9 Tate Walter 2
#10 Hardwick W 2

Latest patents

Publication Filing date Title
GB2000754A Process
ZA783662B Process for the recovery of a dissolved species
ZM5978A1 Process
JPS54110974A Liquid to liquid contact method and apparatus therefor
AU3341578A Liquid-liquid contacting method and apparatus
GB1557295A Removal of sulphur dioxide from gas
DE2705673A1 Catalytic syntheses with high yields - suitable for mfg. ammonia, methane, methanol, or the conversion of carbon monoxide
DE2548286A1 Solvent extraction of liquid-liquid mixts - using agitation in mixing zone defined by perforate packing
US4021370A Fuel gas production
GB1504776A Hydrocracking c3 or higher hydrocarbon feedstock
DE2517717A1 Control system for large number of motors - has single control system which is used for regulating several switching circuits to reduce connection lines
US4020359A Electrical control system
US3965196A Hydrocarbon recovery process
GB1528454A Sulphur dioxide removal or recovery
DE2435238A1 Methanol gasification to methane - using combined dehydration dehydrogenation catalysts
GB1465269A Catalytic process
GB1507665A Solvent extraction
US3880733A Preconditioning of anodes for the electrowinning of copper from electrolytes having a high free acid content
GB1480337A Fuel gas production and catalyst therefor
GB1452321A Methane synthesis