Inventor
KRAMER KEITH S
US20 patents
⚠️ This page may combine multiple inventors who share the name “KRAMER KEITH S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OCCIDENTAL CHEM CO
16 patentsUS12180133B2Dec 31, 2024
Photochlorination of partially-chlorinated chloromethanes to carbon tetrachloride
OCCIDENTAL CHEM CO0 citations60
US11780792B2Oct 10, 2023
Photochlorination of partially-chlorinated chloromethanes to carbon tetrachloride
OCCIDENTAL CHEM CO0 citations60
US12054444B2Aug 6, 2024
Photochlorination of chloroform to carbon tetrachloride
OCCIDENTAL CHEM CO0 citations59
US11584703B2Feb 21, 2023
Photochlorination of chloroform to carbon tetrachloride
OCCIDENTAL CHEM CO0 citations59
US11565988B2Jan 31, 2023
Method for making 1,1,3,3-tetrachloropropene
OCCIDENTAL CHEM CO0 citations59
US11104627B2Aug 31, 2021
Method for making 1,1,3,3-tetrachloropropene
OCCIDENTAL CHEM CO0 citations59
US12435019B2Oct 7, 2025
Process for the production of chlorinated hydrocarbons
OCCIDENTAL CHEM CO0 citations58
US11945761B2Apr 2, 2024
Process for the production of chlorinated hydrocarbons
OCCIDENTAL CHEM CO0 citations58
US9067858B2Jun 30, 2015
Methods for recovering 1,1,1,2,3-pentachloropropane
OCCIDENTAL CHEM CO2 citations58
US10787405B2Sep 29, 2020
Photochlorination of chloroform to carbon tetrachloride
OCCIDENTAL CHEM CO0 citations49
US10787404B2Sep 29, 2020
Methods for producing halogenated propanes
OCCIDENTAL CHEM CO0 citations49
US10562832B2Feb 18, 2020
Method for making 1,1,3,3-tetrachloropropene
OCCIDENTAL CHEM CO0 citations48
US10207970B2Feb 19, 2019
Methods for recovering chlorinated hydrocarbons
OCCIDENTAL CHEM CO0 citations48
US9969664B2May 15, 2018
Method for making 1,1,3,3-tetrachloropropene
OCCIDENTAL CHEM CO0 citations48
US9598337B2Mar 21, 2017
Methods for recovering chlorinated hydrocarbons
OCCIDENTAL CHEM CO0 citations48
US9586877B2Mar 7, 2017
Methods for recovering chlorinated hydrocarbons
OCCIDENTAL CHEM CO0 citations48
OXY VINYLS LP
3 patentsUS7585806B2Sep 8, 2009
Catalyst compositions and process for oxychlorination
OXY VINYLS LP1 citations51
US11466103B2Oct 11, 2022
Methods for providing polyvinyl chloride particles for preparing chlorinated polyvinyl chloride
OXY VINYLS LP0 citations45
US10487157B2Nov 26, 2019
Methods for chlorinating polyvinyl chloride
OXY VINYLS LP0 citations45