Inventor
LANDIS CHARLES R
US24 patents
⚠️ This page may combine multiple inventors who share the name “LANDIS CHARLES R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AMCOL INTERNATIONAL CORP
5 patentsUS5893946AApr 13, 1999
Combustible carbonaceous compositions and methods
AMCOL INTERNATIONAL CORP20 citations92
US5810918ASep 22, 1998
Method of analyzing and/or treating foundry sands for reduced VOCs
AMCOL INTERNATIONAL CORP37 citations92
US5769933AJun 23, 1998
Activated carbon foundry sand additives and method of casting metal for reduced VOC emissions
AMCOL INTERNATIONAL CORP35 citations92
US5695554ADec 9, 1997
Foundry sand additives and method of casting metal, comprising a humic acid-containing ore and in-situ activated carbon or graphite for reduced VOC emissions
AMCOL INTERNATIONAL CORP33 citations92
US5688313ANov 18, 1997
Activated carbon foundry sand additives and method of casting metal for reduced VOC emissions
AMCOL INTERNATIONAL CORP29 citations92
HALLIBURTON ENERGY SERV INC
5 patentsUS7063804B2Jun 20, 2006
Compositions for treating phosphate in water
HALLIBURTON ENERGY SERV INC18 citations89
US6881346B2Apr 19, 2005
Methods of treating phosphate in a body of water
HALLIBURTON ENERGY SERV INC14 citations80
US6960303B2Nov 1, 2005
Alum pellets
HALLIBURTON ENERGY SERV INC6 citations68
US8357303B2Jan 22, 2013
Method for removing metal contaminants from a metal containing solution
HALLIBURTON ENERGY SERV INC3 citations59
US7001534B2Feb 21, 2006
Alum pellets
HALLIBURTON ENERGY SERV INC3 citations57
INTEGRITY BIO CHEMICALS LLC
5 patentsUS11130905B2Sep 28, 2021
Aminated dextrin compounds and subterranean treatment methods using the same
INTEGRITY BIO CHEMICALS LLC6 citations80
US11028314B2Jun 8, 2021
Compositions comprising aminated dextrin compounds and subterranean treatment methods using the same
INTEGRITY BIO CHEMICALS LLC8 citations80
US11827846B2Nov 28, 2023
Decreasing proppant embedment with amine-functionalized polysaccharides
INTEGRITY BIO CHEMICALS LLC1 citations61
US11725134B2Aug 15, 2023
Decreasing proppant embedment with amine-functionalized polysaccharides
INTEGRITY BIO CHEMICALS LLC1 citations61
US11634604B2Apr 25, 2023
Polysaccharide compositions and particulate materials coated therewith
INTEGRITY BIO CHEMICALS LLC0 citations59
HALLIBURTON ENERGY SERVICES INC
5 patentsUS9896380B2Feb 20, 2018
Water-based grouting composition with an insulating material
HALLIBURTON ENERGY SERVICES INC3 citations70
US9657522B2May 23, 2017
Methods of beneficiating drilling fluids comprising low- and high-quality clays
HALLIBURTON ENERGY SERVICES INC0 citations48
US9222012B2Dec 29, 2015
Methods for strengthening smectite shale in highwall mines
HALLIBURTON ENERGY SERVICES INC0 citations48
US9109338B2Aug 18, 2015
Controlled dewatering of confined, saturated formations in excavation mines
HALLIBURTON ENERGY SERVICES INC0 citations48
US10934190B2Mar 2, 2021
Water treatment processes utilizing sequential addition of a base and an oxidant
HALLIBURTON ENERGY SERVICES INC0 citations47