Inventor
HELDEBRANT DAVID J
US23 patents
⚠️ This page may combine multiple inventors who share the name “HELDEBRANT DAVID J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BATTELLE MEMORIAL INSTITUTE
15 patentsUS7799299B2Sep 21, 2010
Capture and release of mixed acid gasses with binding organic liquids
BATTELLE MEMORIAL INSTITUTE22 citations92
US11745137B2Sep 5, 2023
Diamine solvent system for CO2 capture
BATTELLE MEMORIAL INSTITUTE2 citations70
US11266947B2Mar 8, 2022
Diamine solvent system for CO2 capture
BATTELLE MEMORIAL INSTITUTE2 citations70
US10130907B2Nov 20, 2018
Capture and release of acid gasses using tunable organic solvents with aminopyridine
BATTELLE MEMORIAL INSTITUTE2 citations70
US12290779B2May 6, 2025
Diamine solvent system for CO2 capture
BATTELLE MEMORIAL INSTITUTE0 citations59
US7897129B2Mar 1, 2011
Process for synthesis of ammonia borane for bulk hydrogen storage
BATTELLE MEMORIAL INSTITUTE5 citations59
US10961173B2Mar 30, 2021
Integrated capture and conversion of CO2 to methanol or methanol and glycol
BATTELLE MEMORIAL INSTITUTE0 citations58
US11492302B2Nov 8, 2022
Integrated capture and conversion of CO2 to methane, methanol, or methanol and glycol
BATTELLE MEMORIAL INSTITUTE0 citations55
US11168275B2Nov 9, 2021
On-board separation of oxygenates from fuels
BATTELLE MEMORIAL INSTITUTE0 citations55
US10773205B2Sep 15, 2020
Capture and release of acid gasses using tunable organic solvents with aminopyridine
BATTELLE MEMORIAL INSTITUTE0 citations49
US10722837B2Jul 28, 2020
Capture and release of acid gasses using tunable organic solvents with aminopyridine
BATTELLE MEMORIAL INSTITUTE0 citations49
US10434460B2Oct 8, 2019
Capture and release of acid gasses using tunable organic solvents with aminopyridine
BATTELLE MEMORIAL INSTITUTE0 citations49
US10456739B2Oct 29, 2019
Capture and release of acid gasses using tunable organic solvents with binding organic liquids
BATTELLE MEMORIAL INSTITUTE0 citations48
US10179320B2Jan 15, 2019
Process for making carbon-based nano-rods from switchable ionic liquids and devices and processes incorporating same
BATTELLE MEMORIAL INSTITUTE0 citations46
US9873828B2Jan 23, 2018
Electrophilic acid gas-reactive fluid, proppant, and process for enhanced fracturing and recovery of energy producing materials
BATTELLE MEMORIAL INSTITUTE0 citations43
HELDEBRANT DAVID J
4 patentsUS8652237B2Feb 18, 2014
System and process for capture of H2S from gaseous process streams and process for regeneration of the capture agent
HELDEBRANT DAVID J18 citations79
US9707508B2Jul 18, 2017
System and process for polarity swing assisted regeneration of gas selective capture liquids
HELDEBRANT DAVID J0 citations49
US8980210B2Mar 17, 2015
Capture and release of acid-gasses with acid-gas binding organic compounds
HELDEBRANT DAVID J0 citations49
US9433892B2Sep 6, 2016
System and process for capture of acid gasses at elevated pressure from gaseous process streams
HELDEBRANT DAVID J0 citations48