Inventor · disambiguated record
Heinz Engelbach
Also filed as: ARMBRUST HERBERT · ENGELBACH HEINZ
17 granted patents·506 citations·filing 1972–1987
95Inventor score
Files withBASF AG17
Top patents by PatentIndex Score
17 records- 0196US3932500ARecovering anhydrous acrylic acidBASF AG·Filed 1972·Granted Jan 13, 1976·73 cites·6 claims
- 0295US4297247APreparation of coated catalystsBASF AG·Filed 1980·Granted Oct 27, 1981·78 cites·6 claims
- 0395US4259211ACatalyst for the oxidation of acrolein and methacrolein to acrylic acid and methacrylic acid, respectivelyBASF AG·Filed 1978·Granted Mar 31, 1981·89 cites·8 claims
- 0494US4031135AManufacture of acrylic acid by oxidation of propylene with oxygen-containing gases in two separate catalyst stagesBASF AG·Filed 1975·Granted Jun 21, 1977·44 cites·3 claims
- 0590US4298763APreparation of α,β-olefinically unsaturated aldehydes of 3 or 4 carbon atomsBASF AG·Filed 1980·Granted Nov 3, 1981·39 cites·3 claims
- 0689US4110370AMethod of separating high-boiling or non-volatile materialsBASF AG·Filed 1975·Granted Aug 29, 1978·26 cites·5 claims
- 0783US4305843APreparation of coated catalystsBASF AG·Filed 1980·Granted Dec 15, 1981·41 cites·5 claims
- 0880US4503261APreparation of glyoxalBASF AG·Filed 1982·Granted Mar 5, 1985·15 cites·6 claims
- 0978US4052450ACatalytic oxidation of α-olefinsBASF AG·Filed 1973·Granted Oct 4, 1977·25 cites·17 claims
- 1073US4282374APreparation of glyoxal from ethylene glycolBASF AG·Filed 1979·Granted Aug 4, 1981·9 cites·4 claims
- 1172US4814479APreparation of aromatic nitrilesBASF AG·Filed 1986·Granted Mar 21, 1989·11 cites·5 claims
- 1272US4620035AProduction of acrylic acid by oxidation of acroleinBASF AG·Filed 1981·Granted Oct 28, 1986·10 cites·7 claims
- 1367US4255285ACoated catalysts and their preparationBASF AG·Filed 1979·Granted Mar 10, 1981·19 cites·17 claims
- 1459US4151182AProduction of anthraquinoneBASF AG·Filed 1977·Granted Apr 24, 1979·6 cites·8 claims
- 1554US4814513APreparation of carbonyl compoundsBASF AG·Filed 1987·Granted Mar 21, 1989·5 cites·10 claims
- 1647US4392984AOlefin oligomerization catalysts and a process for their preparationBASF AG·Filed 1981·Granted Jul 12, 1983·9 cites·4 claims
- 1746US4036860AProduction of anthraquinoneBASF AG·Filed 1975·Granted Jul 19, 1977·7 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →