Inventor

OUDE ALINK BERNARDUS A

US48 patents

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OUDE ALINK BERNARDUS A

PETROLITE CORP

Tetrahydrothiazole phosphonic acids or esters thereof

Substituted pyridines and dihydropyridines as corrosion inhibitors

Biodegradable corrosion inhibitors of low toxicity

Corrosion inhibition with bilayer-forming surfactants

Corrosion inhibition by ethoxylated fatty amine salts of maleated unsaturated acids

Corrosion inhibition in highly acidic environments by use of pyridine salts in combination with certain cationic surfactants

Corrosion inhibition in deep gas wells by phosphate esters of poly-oxyalkylated thiols

Substituted tetrahydropyrimidines and octahydrophenanthridines

Compounds containing sulfur and amino groups

Cyclohexylamines

Processes for inhibiting corrosion using compounds containing sulfur and amino groups

Processes for inhibiting corrosion using compounds containing sulfur and amino groups

Compounds containing sulfur and amino groups

Process for preparing tetrahydropyrimidines

Substituted pyridines and dihydropyridines

Conversion of tetrahydropyrimidines to pyridines

Cyclohexlamines used as fuel additives

Water soluble 1,2-dithio-3-thiones

Compounds containing sulfur and amino groups

Process of corrosion inhibition using compounds containing sulfur and amino groups

Highly branched amino hexahydropyridines

Imidazoline compounds containing sulfur and amino groups

4,5-Dihydrothiazoles and preparation thereof

2,5,6,8,9-Penta-alkyl or penta-aralkyl-substituted 1,3,7-triazabicyclo(3,3,1) non-3-enes and trialkyl or triaralkyl-substituted tetrahydropyrimidines

Process of preparing hexahydropyrimidines

N-Substituted 1,2,3,4-tetrahydropyrimidines, Hexahydropyrimidines and process for their preparation

Hexahydropyrimidines as anti-oxidants in natural and synthetic rubbers

Hexahydropyrimidines

Process of using thiophosphates as corrosion inhibitors for metals in aqueous acid systems

Hexahydropyrimidines as fuel additives

Water soluble 1,2-dithio-3-thiones

Compounds containing sulfur and amino groups

Preparation of diamines from aldehydes and ammonia

Thioethers of imidazolines

Linear N,N&#39;-tetrasubstituted diamines and process for their preparation

Pyrimidines containing sulfur and amino groups as corrosion inhibitors

Hexahydropyrimidines and corresponding linear polyamines

Hydroxy and hydroperoxy tetrahydropyrimidines

Polyols of tetrahydropyrimidines as corrosion inhibitors

Preparation of perhydrophenanthridines

Polymerized polyols of tetrahydropyrimidines

Polyols of tetrahydropyrimidines

Substituted pyridines

Preparation of octahydrophenanthridines

Thiophosphates

Process of reverting thiophosphates

BAKER HUGHES INC

Catalyzed synthesis of aryl-substituted fatty acids and fatty esters and compositions related thereto

(unassigned)

Biodegradable corrosion inhibitors of low toxicity

Linear N,N'-tetrasubstituted diamines and process for their preparation