Inventor

DURAND JEAN-PIERRE

FR46 patents

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

DURAND JEAN-PIERRE

INST FRANCAIS DU PETROLE

Process for production of polyisobutenylsuccinic anhydrides without formation of resins

Process for slowing the growth and/or agglomeration and possibly retarding the formation of hydrates in a production effluent

Process for transporting a fluid such as a dry gas likely to form hydrates

Process for delaying the formation and/or reducing the agglomeration tendency of hydrates

Process for manufacturing inverse microlatices of watersoluble copolymers, the resultant inverse microlatices and their use for improving the production of hydrocarbons

High octane number gasolines and their production using a process associating hydro-isomerization and separation

Method for inhibiting or retarding hydrate formation or agglomeration in a production effluent

Method of transporting hydrates suspended in production effluents

Process for recycling a dispersing additive used for the transportation of a condensate gas or of an oil with associated gas in the presence of hydrates

Process for inhibiting or retarding the formation, growth and/or aggregation of hydrates in production effluents

Method for reducing the agglomeration tendency of hydrates in production effluents

Process for reducing the agglomeration tendency of hydrates in the production effluent

Additive formulation for improving transport of oilfield effluents which may contain hydrates, and a process using this formulation

Integrated analysis process and device for hydrocarbon characterization by distillation simulation

Dispersing additive compositions for lubricating oils and their manufacture

Copolymers from acrylate dicarboxylic compounds and diisobutylene as oil additives

Grafted copolymers and their use as additives for lubricating oils

Dispersant and biodegradant formulations for treating hydrocarbon-polluted waters

Grafted copolymers and their use as additives for lubricating oils

Process for manufacturing flexible epoxide resins

Method for inhibiting or retarding hydrate formation, growth and/or agglomeration

Copolymers useful as additives for lowering the cloud point of middle hydrocarbon distillates, and compositions of middle hydrocarbon distillates comprising them

Heavy fuel-oil compositions having an improved stability under storage conditions

Lubricating oil compositions containing hydrogenated polybutadiene viscosity index improvers

Process for reducing the tendency of hydrates to agglomerate in production effluents containing paraffin oils

Polyfunctional polyisobutenes, their preparation, their formulation and their use

Liquid hydrocarbon compositions of improved behavior in the cold and containing diene polymers

Anti-corrosion and anti-fouling marine coatings

Process for manufacturing impregnated silicas and the use of these silicas for analysis or purification of industrial products

Simplified process for production of alkenylsuccinimides or polyalkenylsuccinimides

Copolymer compositions derived from unsaturated triazines

Liquid hydrocarbon compositions of improved behavior in the cold and containing diene polymers

Hydrosoluble silane or siloxane derivative-based copolymer

Copolymers usable as multifunctional additives for lubricants and lubricating compositions containing said copolymers

Copolymer compositions particularly useful as additives for hydrocarbon oils

Copolymer compositions particularly useful as additives for hydrocarbon oils

EMHART INC

Faucet handle

Faucet handle

Color code ring for faucet

Faucet with code element

Faucet

Faucet

(unassigned)

Microwave polymerization system for dentistry

Microwave polymerization system for dentistry

AEROSPATIALE

Process and device for destroying solid waste by pyrolysis

REPUBLIC OF FRANCE

Interferometric device for measurement of variations in length of a sample under the influence of temperature