Inventor · disambiguated record
Wim J. M. Pieters
Also filed as: CARLSON EMERY J · PIETERS WIM · PIETERS WIM J · PIETERS WIM J M
20 granted patents·551 citations·filing 1976–1987
96Inventor score
Top patents by PatentIndex Score
20 records- 0195US4554260ATwo stage process for improving the catalyst life of zeolites in the synthesis of lower olefins from alcohols and their ether derivativesEXXON RESEARCH ENGINEERING CO·Filed 1984·Granted Nov 19, 1985·84 cites·4 claims
- 0293US4638106ATwo stage process for improving the catalyst life of zeolites in the synthesis of lower olefins from alcohols and their ether derivativesEXXON RESEARCH ENGINEERING CO·Filed 1985·Granted Jan 20, 1987·77 cites·11 claims
- 0392US4804800AProcess for synthesizing a zeolite catalyst on a pH controlled basis to improve catalyst lifeEXXON RESEARCH ENGINEERING CO·Filed 1987·Granted Feb 14, 1989·43 cites·10 claims
- 0492US4489593AMethod and apparatus for determining the amount of gas adsorbed or desorbed from a solidOMICRON TECHNOLOGY CORP·Filed 1982·Granted Dec 25, 1984·87 cites·54 claims
- 0592US4194990ACatalyst and process for the production of chlorofluorinated hydrocarbonsALLIED CHEM·Filed 1978·Granted Mar 25, 1980·56 cites·9 claims
- 0688US4347063AProcess for catalytically gasifying carbonEXXON RESEARCH ENGINEERING CO·Filed 1981·Granted Aug 31, 1982·64 cites·9 claims
- 0786US4487213AMass flow controller apparatusOMICRON TECHNOLOGY CORP·Filed 1982·Granted Dec 11, 1984·47 cites·6 claims
- 0875US4226812AProcess for producing chlorotrifluoroethyleneALLIED CHEM·Filed 1977·Granted Oct 7, 1980·11 cites·11 claims
- 0973US4123389APyrogenic silica or titania or alpha-alumina cuprous chloride catalyst of hydrogen chloride/oxygen reactionALLIED CHEM·Filed 1977·Granted Oct 31, 1978·22 cites·7 claims
- 1059US4764356AProcess for synthesizing a zeolite catalyst on a pH controlled basis to improve catalyst lifeEXXON RESEARCH ENGINEERING CO·Filed 1984·Granted Aug 16, 1988·5 cites·18 claims
- 1155US4851605AProcess for synthesizing a zeolite catalyst on a pH controlled sodium free basisEXXON RESEARCH ENGINEERING CO·Filed 1984·Granted Jul 25, 1989·12 cites·12 claims
- 1250US4422926ASeparating basic asphaltenes using Bronsted acid transition metal oxide acid catalystsEXXON RESEARCH ENGINEERING CO·Filed 1981·Granted Dec 27, 1983·9 cites·19 claims
- 1349US4113655ACatalyst of chlorination and combined chlorination/fluorination based on copper/calcium/fluorideALLIED CHEM·Filed 1977·Granted Sep 12, 1978·7 cites·6 claims
- 1443US4313853AProcess for forming highly dispersed metal on graphiteEXXON RESEARCH ENGINEERING CO·Filed 1980·Granted Feb 2, 1982·7 cites·14 claims
- 1543US4039596ACatalyst of chlorination and combined chlorination/fluorination based on copper/calcium/fluorideALLIED CHEM·Filed 1976·Granted Aug 2, 1977·5 cites·4 claims
- 1638US4414256AChemically wetted film of metal phase on graphite and process for preparing sameEXXON RESEARCH ENGINEERING CO·Filed 1981·Granted Nov 8, 1983·5 cites·8 claims
- 1737US4224293ARemoval of low concentrations of hydrogen from chlorine gasALLIED CHEM·Filed 1979·Granted Sep 23, 1980·4 cites·11 claims
- 1837US4088705ACatalyst and process for the production of chlorofluorinated hydrocarbonsALLIED CHEM·Filed 1977·Granted May 9, 1978·1 cites·8 claims
- 1933US4451356ACatalytic dehydroxylation of phenolsEXXON RESEARCH ENGINEERING CO·Filed 1982·Granted May 29, 1984·5 cites·16 claims
- 2033US4060499ACopper chloride/boron nitride catalyst for substitution chlorinationALLIED CHEM·Filed 1977·Granted Nov 29, 1977·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →