Inventor
MALEK ANDRZEJ
US42 patents
⚠️ This page may combine multiple inventors who share the name “MALEK ANDRZEJ”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DOW GLOBAL TECHNOLOGIES LLC
32 patentsUS11724974B2Aug 15, 2023
Methods for dehydrogenating hydrocarbons
DOW GLOBAL TECHNOLOGIES LLC9 citations83
US11220469B2Jan 11, 2022
Processes for improving the efficiency of hydrocarbon production
DOW GLOBAL TECHNOLOGIES LLC2 citations72
US11377403B2Jul 5, 2022
Processes and systems for separating carbon dioxide in the production of alkanes
DOW GLOBAL TECHNOLOGIES LLC2 citations71
US9776170B2Oct 3, 2017
Heterogeneous alkane dehydrogenation catalyst
DOW GLOBAL TECHNOLOGIES LLC4 citations71
US9034075B2May 19, 2015
Methods of manufacturing high aspect ratio silver nanowires
DOW GLOBAL TECHNOLOGIES LLC5 citations71
US10639586B2May 5, 2020
Method and system for reducing CO2 emissions from industrial processes
DOW GLOBAL TECHNOLOGIES LLC2 citations68
US10329209B2Jun 25, 2019
Process to convert synthesis gas to olefins over a bifunctional chromium oxide/zinc oxide-SAPO-34 catalyst
DOW GLOBAL TECHNOLOGIES LLC2 citations68
US11845721B2Dec 19, 2023
Processes and systems for separating carbon dioxide in the production of alkanes
DOW GLOBAL TECHNOLOGIES LLC0 citations61
US12454496B2Oct 28, 2025
Processes for preparing C2 to C3 hydrocarbons in the presence of a hybrid catalyst
DOW GLOBAL TECHNOLOGIES LLC0 citations60
US12435012B2Oct 7, 2025
Synthesis gas to hydrocarbon processes with neutral or negative carbon dioxide selectivity
DOW GLOBAL TECHNOLOGIES LLC0 citations60
US12344577B2Jul 1, 2025
Methods for dehydrogenating hydrocarbons
DOW GLOBAL TECHNOLOGIES LLC0 citations60
US11572321B2Feb 7, 2023
Catalyst for converting carbon-containing stream to C2 to C5 paraffins and method using the catalyst
DOW GLOBAL TECHNOLOGIES LLC0 citations60
US11555000B2Jan 17, 2023
Process for preparing C2—C5 hydrocarbons using a hybrid catalyst
DOW GLOBAL TECHNOLOGIES LLC0 citations60
US11208363B2Dec 28, 2021
Catalyst and method for converting carbon-containing stream to C2 to C5 paraffins using it
DOW GLOBAL TECHNOLOGIES LLC0 citations60
US10787611B2Sep 29, 2020
Process to convert synthesis gas to olefins using a bifunctional chromium/zinc oxide-SAPO-34 catalyst
DOW GLOBAL TECHNOLOGIES LLC1 citations60
US12227465B2Feb 18, 2025
Methods for producing C2 to C5 paraffins using a hybrid catalyst comprising a high acidity microporous component
DOW GLOBAL TECHNOLOGIES LLC0 citations59
US12151233B2Nov 26, 2024
Hydrogen-selective oxygen carrier materials and methods of use
DOW GLOBAL TECHNOLOGIES LLC0 citations59
US11884605B2Jan 30, 2024
Hybrid catalysts comprising a zeolite and a mixed metal oxide component for converting syngas into C2 and C3 olefins
DOW GLOBAL TECHNOLOGIES LLC0 citations59
US11794181B2Oct 24, 2023
Methods of producing hydrogen-selective oxygen carrier materials
DOW GLOBAL TECHNOLOGIES LLC0 citations59
US11446642B2Sep 20, 2022
Hybrid catalysts comprising a mixed metal oxide component for production of C2 and C3 hydrocarbons
DOW GLOBAL TECHNOLOGIES LLC0 citations59
US12030036B2Jul 9, 2024
Methods for producing C2 to C5 paraffins using a hybrid catalyst comprising gallium metal oxide
DOW GLOBAL TECHNOLOGIES LLC0 citations58
US12338194B2Jun 24, 2025
Processes for efficient and sustained production of C2 to C4 olefins
DOW GLOBAL TECHNOLOGIES LLC0 citations57
US11986799B2May 21, 2024
Catalysts comprising a zirconia and gallium oxide component for production of C2 to C4 olefins
DOW GLOBAL TECHNOLOGIES LLC0 citations57
US11773038B2Oct 3, 2023
Methods for operating acetylene hydrogenation units in integrated steam cracking and fluidized catalytic dehydrogenation systems
DOW GLOBAL TECHNOLOGIES LLC0 citations52
US11731924B2Aug 22, 2023
Methods for operating acetylene hydrogenation units during integration of chemical processing systems for producing olefins
DOW GLOBAL TECHNOLOGIES LLC0 citations52
US10207259B2Feb 19, 2019
Hybrid SAPO-34/ZSM-5 catalyst, its preparation and its use
DOW GLOBAL TECHNOLOGIES LLC0 citations52
US10703689B2Jul 7, 2020
Processes for improving the activity of hybrid catalysts
DOW GLOBAL TECHNOLOGIES LLC0 citations50
US10633301B2Apr 28, 2020
Method for stable operation of microporous structures in an oxygenate conversion process
DOW GLOBAL TECHNOLOGIES LLC0 citations50
US11548835B2Jan 10, 2023
Hybrid catalyst for selective and stable olefin production
DOW GLOBAL TECHNOLOGIES LLC0 citations48
US12351552B2Jul 8, 2025
Methods for producing olefins
DOW GLOBAL TECHNOLOGIES LLC0 citations44
US9822313B2Nov 21, 2017
Forming light hydrocarbons
DOW GLOBAL TECHNOLOGIES LLC0 citations39
US10654035B2May 19, 2020
Catalyst regeneration
DOW GLOBAL TECHNOLOGIES LLC0 citations37
EXXONMOBIL RES & ENG CO
6 patentsUS7605107B2Oct 20, 2009
Method of preparing a supported hydrotreating catalyst
EXXONMOBIL RES & ENG CO57 citations96
US7799210B2Sep 21, 2010
Process for removing sulfur from naphtha
EXXONMOBIL RES & ENG CO25 citations92
US7507327B2Mar 24, 2009
Desulfurizing organosulfur heterocycles in feeds with supported sodium
EXXONMOBIL RES & ENG CO2 citations59
US7686948B2Mar 30, 2010
Method of removing sulfur from sulfur-containing hydrocarbon streams
EXXONMOBIL RES & ENG CO0 citations52
US7547805B2Jun 16, 2009
Catalytic preparation of severely sterically hindered amino-ether alcohols using a metal loaded catalyst
EXXONMOBIL RES & ENG CO0 citations51
US7442840B2Oct 28, 2008
Synthesis of severely sterically hindered amino-ether alcohols and diaminopolyalkenyl ethers using a high activity powder catalyst
EXXONMOBIL RES & ENG CO1 citations51