Inventor
REDMORE DEREK
57 patents
Patents
50 patentsUS5112496AMay 12, 1992
Methods for inhibition of scale in high brine environments
PETROLITE CORP149 citations96
US4443609AApr 17, 1984
Tetrahydrothiazole phosphonic acids or esters thereof
PETROLITE CORP53 citations96
US4085134AApr 18, 1978
Amino-phosphonic-sulfonic acids
PETROLITE CORP66 citations95
US4235838ANov 25, 1980
Use of benzazoles as corrosion inhibitors
PETROLITE CORP37 citations92
US4931189AJun 5, 1990
Methods for inhibition of scale in high brine environments
PETROLITE CORP52 citations90
US4330487AMay 18, 1982
N,N-Dimethylene phosponic acids of alkylene diamines
PETROLITE CORP32 citations89
US4332967AJun 1, 1982
Compounds containing sulfur and amino groups
PETROLITE CORP19 citations82
US4315087AFeb 9, 1982
Quaternary polyaminoamides
PETROLITE CORP24 citations82
US4089650AMay 16, 1978
Use of Diels-Alder adducts of dihydro-nitrogen heterocyclic phosphoramidates as corrosion inhibitors
PETROLITE CORP26 citations82
US3965264AJun 22, 1976
Process for controlling microbiological organisms in aqueous or petroleum hydrocarbon systems
PETROLITE CORP23 citations82
US3954761AMay 4, 1976
Piperazine phosphonic acids
PETROLITE CORP30 citations82
US4187245AFeb 5, 1980
Hydroxypropylene-amino-phosphonic-sulfonic acids
PETROLITE CORP24 citations81
US4057554ANov 8, 1977
Quaternary ammonium salts of polyepihalohydrin
PETROLITE CORP22 citations81
US4042323AAug 16, 1977
Process of inhibiting corrosion of metal in an aqueous environment with mixtures of thio-, oxygen and thio- oxygen phosphates and pyrophosphates
PETROLITE CORP20 citations78
US4450138AMay 22, 1984
Processes for inhibiting corrosion using compounds containing sulfur and amino groups
PETROLITE CORP7 citations74
US4450137AMay 22, 1984
Processes for inhibiting corrosion using compounds containing sulfur and amino groups
PETROLITE CORP11 citations74
US4420399ADec 13, 1983
Quaternary aminomethyl phosphonates as scale inhibitors
PETROLITE CORP16 citations74
US4393026AJul 12, 1983
Compounds containing sulfur and amino groups
PETROLITE CORP14 citations74
US4235809ANov 25, 1980
α-Amino phosphonic acids
PETROLITE CORP10 citations74
US4168292ASep 18, 1979
Acylated hydroxyalkylaminoalkylamides and preparation thereof and uses thereof as corrosion inhibitors
PETROLITE CORP7 citations74
US4117236ASep 26, 1978
Phosphonium compounds
PETROLITE CORP5 citations74
US4075291AFeb 21, 1978
Pyrophosphates
PETROLITE CORP10 citations74
US4060553ANov 29, 1977
Hydroxyalkylaminoalkylamides and preparation and uses thereof
PETROLITE CORP10 citations74
US3998833ADec 21, 1976
Diels-alder adducts of dihydro-nitrogen heterocyclic phosphoramidates
PETROLITE CORP15 citations74
US3997293ADec 14, 1976
Use of dihydro-nitrogen heterocyclic phosphoramidates as corrosion inhibitors
PETROLITE CORP17 citations74
US4751051AJun 14, 1988
α-aminoalkylsulfur compositions
PETROLITE CORP9 citations73
US4229294AOct 21, 1980
Hydroxypropylene-amino-phosphonic-sulfonic acids for inhibiting scale formation
PETROLITE CORP7 citations73
US4212734AJul 15, 1980
Inhibiting scale with amino-phosphonic-sulfonic acids
PETROLITE CORP8 citations73
US4076638AFeb 28, 1978
Oil-soluble aluminum compositions
PETROLITE CORP14 citations73
US4056479ANov 1, 1977
Magnesium carboxylate-sulfonate complexes
PETROLITE CORP11 citations73
US4857205AAug 15, 1989
Method for inhibition of scale formation
PETROLITE CORP12 citations71
US4409151AOct 11, 1983
N,N-Dimethylene phosphonic acids of alkylene diamines
PETROLITE CORP7 citations70
US4051029ASep 27, 1977
Process of inhibiting scale formation with mixtures of thio-, oxygen or thio-oxygen phosphates and pyrophosphates
PETROLITE CORP11 citations70
US4843176AJun 27, 1989
Compounds containing sulfur and amino groups
PETROLITE CORP4 citations63
US4684507AAug 4, 1987
Process of corrosion inhibition using compounds containing sulfur and amino groups
PETROLITE CORP5 citations63
US4671815AJun 9, 1987
Water soluble biocides
PETROLITE CORP3 citations63
US4622404ANov 11, 1986
Imidazoline compounds containing sulfur and amino groups
PETROLITE CORP4 citations63
US4579956AApr 1, 1986
Amino-phosphonates
PETROLITE CORP5 citations63
US4299982ANov 10, 1981
Quaternaries of hydroxyalkylaminoalkylamides
PETROLITE CORP4 citations63
US4270001AMay 26, 1981
Quaternaries of hydroxyalkylaminoalkylamides
PETROLITE CORP3 citations63
US4163771AAug 7, 1979
Hydroxyalkylaminoalkylamides as corrosion inhibitors for metals in an aqueous brine environment
PETROLITE CORP1 citations63
US4154948AMay 15, 1979
Phosphonium compounds
PETROLITE CORP3 citations63
US4146556AMar 27, 1979
Quaternaries of hydroxyalkylaminoalkylamides
PETROLITE CORP3 citations63
US4101654AJul 18, 1978
Microbiocidal process employing full quaternary nitrogen-heterocyclic phosphonates
PETROLITE CORP4 citations63
US4098849AJul 4, 1978
Alpha-amino phosphonic acids
PETROLITE CORP3 citations63
US4048264ASep 13, 1977
Polymeric phosphoramides
PETROLITE CORP2 citations63
US4005160AJan 25, 1977
Preparation of α-amino phosphonic acid derivatives
PETROLITE CORP3 citations63
US4633019ADec 30, 1986
α-aminoalkylsulfur compositions
PETROLITE CORP5 citations62
US4104293AAug 1, 1978
Oil-soluble chromium compositions
PETROLITE CORP5 citations62
US3959313AMay 25, 1976
Preparation of dithiolium compounds
PETROLITE CORP5 citations61
Showing the top 50 of 57 patents by PatentIndex Score.