Inventor

CAMPBELL CURTIS B

US34 patents

⚠️ This page may combine multiple inventors who share the name “CAMPBELL CURTIS B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CAMPBELL CURTIS B

CHEVRON RES

Synergistic fuel compositions

Deposit control additives--polyether polyamine ethanes

Quaternary deposit control additives

Quaternary deposit control additives

Clean combustion chamber fuel composition

Lubricating oil compositions containing hydroxy polyether polyamines

Quaternary deposit control additives

Deposit control additives - hydroxy polyether polyamines

Deposit control additives-methylol polyether amino ethanes

Lubricating oil compositions containing polyether polyamine ethanes

Lubricating oil compositions containing methylol polyether amino ethanes

CHEVRON ORONITE CO

Alkylbenzene from preisomerized NAO usable in LOB and HOB sulfonate

Linear alkylphenol derived detergent substantially free of endocrine disruptive chemicals

Fuel compositions containing hydroxyalkyl-substituted polyamines

Fuel compositions containing hydroxyalkyl-substituted amines

Olefin sulfonates

Methods of using olefin sulfonates

Low sulfur metal detergent-dispersants

CHEVRON RES & TECH

Low viscosity Group II metal overbased sulfurized C12 to C22 alkylphenate compositions

Low viscosity group II metal overbased sulfurized C10 to C16 alkylphenate compositions

Low viscosity Group II metal overbased sulfurized C16 to C22 alkylphenate compositions

Neutral and low overbased alkylphenoxy sulfonate additive compositions

Lubricating compositions

Neutral and low overbased alkylphenoxy sulfonate additive compositions derived from alkylphenols prepared by reacting an olefin or an alcohol with phenol in the presence of an acidic alkylation catalyst

CHEVRON CHEM CO

Polyalkenyl sulfonates

Overbased alkylated alkyl salicylates

High overbased metal sulfurized alkyphenates

Alkylation of alkyl salicylate using a long chain carbon feed

CHEVRON USA INC

Oil recovery method for waxy crude oil using alkylaryl sulfonate surfactants derived from alpha-olefins and the alpha-olefin compositions

Olefin sulfonate compositions

MAHIEUX CEDRICK

Solvent extraction for preparing a salt of a sulfurized alkyl-substituted hydroxyaromatic composition

Process for preparing a para-linear alkyl-substituted hydroxyaromatic compound

CAMPBELL CURTIS B

Enhanced oil recovery surfactant formulation and method of making the same

Chevron Oronise Company LLC

Lubricating oil additive and lubricating oil composition containing same