Inventor · disambiguated record
Emmett H. Burk, Jr.
Also filed as: BURK EMMETT H · BURK JR EMMETT H · KARCH JOHN A · SUN JUI-YUAN
33 granted patents·572 citations·filing 1973–1987
98Inventor score
Top patents by PatentIndex Score
33 records- 0195US4272250AProcess for removal of sulfur and ash from coalATLANTIC RICHFIELD CO·Filed 1979·Granted Jun 9, 1981·85 cites·31 claims
- 0294US4471070APreparative process for alkaline earth metal, aluminum-containing spinelsATLANTIC RICHFIELD CO·Filed 1982·Granted Sep 11, 1984·60 cites·20 claims
- 0388US4522937APreparative process for alkaline earth metal, aluminum-containing spinelsATLANTIC RICHFIELD CO·Filed 1984·Granted Jun 11, 1985·44 cites·21 claims
- 0485US4270926AProcess for removal of sulfur and ash from coalATLANTIC RICHFIELD CO·Filed 1979·Granted Jun 2, 1981·32 cites·31 claims
- 0581US4158548AProcess for removing sulfur from coalATLANTIC RICHFIELD CO·Filed 1978·Granted Jun 19, 1979·24 cites·18 claims
- 0677US4097244AProcess for removing sulfur from coalATLANTIC RICHFIELD CO·Filed 1976·Granted Jun 27, 1978·21 cites·33 claims
- 0774US4883783AComposition of matter for conversion of hydrocarbonsUOP INC·Filed 1987·Granted Nov 28, 1989·28 cites·12 claims
- 0874US4735705AComposition of matter and process useful for conversion of hydrocarbonsKATALISTIKS INT INC·Filed 1987·Granted Apr 5, 1988·34 cites·17 claims
- 0972US4163709ACatalyst demetallization by oxidation in a defined temperature rangeATLANTIC RICHFIELD CO·Filed 1978·Granted Aug 7, 1979·17 cites·17 claims
- 1070US4448584AProcess for removing sulfur from coalATLANTIC RICHFIELD CO·Filed 1980·Granted May 15, 1984·16 cites·17 claims
- 1169US4105416AProcess for removing sulfur from coalATLANTIC RICHFIELD CO·Filed 1977·Granted Aug 8, 1978·17 cites·23 claims
- 1267US4101444ACatalyst demetallization utilizing a combination of reductive and oxidative washesATLANTIC RICHFIELD CO·Filed 1976·Granted Jul 18, 1978·17 cites·16 claims
- 1365US4243550ACatalyst demetallization with a reductive SO2 washATLANTIC RICHFIELD CO·Filed 1976·Granted Jan 6, 1981·16 cites·24 claims
- 1464US4249910AProcess for removing sulfur from coalATLANTIC RICHFIELD CO·Filed 1978·Granted Feb 10, 1981·15 cites·23 claims
- 1564US3946014AProcess for preparing certain 1,3,4-dioxazol-2-ones and productsATLANTIC RICHFIELD CO·Filed 1973·Granted Mar 23, 1976·6 cites·11 claims
- 1662US4317713AIn situ aluminum passivation processATLANTIC RICHFIELD CO·Filed 1980·Granted Mar 2, 1982·16 cites·6 claims
- 1761US4261699AProcess for removal of sulfur and ash from coalATLANTIC RICHFIELD CO·Filed 1979·Granted Apr 14, 1981·14 cites·29 claims
- 1857US4270927AProcess for removal of sulfur and ash from coalATLANTIC RICHFIELD CO·Filed 1979·Granted Jun 2, 1981·12 cites·31 claims
- 1954US4255156AProcess for removal of sulfur and ash from coalATLANTIC RICHFIELD CO·Filed 1979·Granted Mar 10, 1981·11 cites·29 claims
- 2053US4224038AProcess for removing sulfur from coalATLANTIC RICHFIELD CO·Filed 1978·Granted Sep 23, 1980·10 cites·19 claims
- 2152US4155716AProcess for removing sulfur from coalATLANTIC RICHFIELD CO·Filed 1978·Granted May 22, 1979·10 cites·15 claims
- 2251US4163710ACracking process employing a combination of reductive and oxidative washesATLANTIC RICHFIELD CO·Filed 1978·Granted Aug 7, 1979·9 cites·19 claims
- 2350US4267032ADemetallization process for a conversion catalystATLANTIC RICHFIELD CO·Filed 1979·Granted May 12, 1981·8 cites·11 claims
- 2450US4102811ACatalyst demetallization by oxidation in a defined temperature rangeATLANTIC RICHFIELD CO·Filed 1976·Granted Jul 25, 1978·7 cites·16 claims
- 2549US4174953AProcess for removing sulfur from coalATLANTIC RICHFIELD CO·Filed 1978·Granted Nov 20, 1979·9 cites·19 claims
- 2647US4234452AHigh pressure oxygen aqueous phase catalyst demetallizationATLANTIC RICHFIELD CO·Filed 1979·Granted Nov 18, 1980·7 cites·8 claims
- 2745US3979401APolyfunctional aliphatic and cycloaliphatic cyclic nitrile sulfites and carbonatesATLANTIC RICHFIELD CO·Filed 1974·Granted Sep 7, 1976·2 cites·6 claims
- 2843US4198291AFloat-sink separation of coal with liquid SO2ATLANTIC RICHFIELD CO·Filed 1978·Granted Apr 15, 1980·6 cites·3 claims
- 2941US4197090AProcess for removing sulfur from coalATLANTIC RICHFIELD CO·Filed 1978·Granted Apr 8, 1980·6 cites·11 claims
- 3039US4155717AProcess for removing sulfur from coal employing aqueous solutions of sulfites and bisulfitesATLANTIC RICHFIELD CO·Filed 1978·Granted May 22, 1979·5 cites·10 claims
- 3135US4293403ACatalyst demetallization by converting the metal poisons to a sulfur containing metal compound having a defined low amount of sulfurBURK JR EMMETT H·Filed 1977·Granted Oct 6, 1981·5 cites·40 claims
- 3232US4204840AProcess for removing sulfur from coalATLANTIC RICHFIELD CO·Filed 1978·Granted May 27, 1980·2 cites·18 claims
- 3330US4295858AProcess for removing sulfur from coalATLANTIC RICHFIELD CO·Filed 1980·Granted Oct 20, 1981·1 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →