Caractérisation physico-mécanique des ciments allégés à base de matériaux locaux, en vue de leur utilisation dans la cimentation des puits de pétrole dans les. L’elaboration des ciments petroliers a base de materiaux naturels est un pays dependant des societes de service etrangeres pour la cimentation des puits de. pétroliers — Les problèmes de durabilité des matériaux utilisés pour les sondages pétroliers sont une Fermeture et abandon des puits de pétrole et de gaz.

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Ultra low density cementitious slurries for use in cementing of oil and gas wells.

Method for making hydrophobically associative polymers, methods of use and compositions. FR Ref legal event code: GB Ref legal event code: NL Ref legal event code: Petroier treatment fluids comprising substantially hydrated cement particulates. Methods of using cement compositions comprising high alumina cement and cement kiln dust. Extended cement compositions comprising oil-swellable particles and associated methods. Cementing compositions and applications of such compositions to cementing oil or similar wells.

Methods of using cement compositions comprising high alumina cement and cement kiln dust.

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EPA1 – Laitier de cimentation de puits petrolier – Google Patents

Cement compositions and associated methods comprising sub-micron calcium carbonate and latex. Settable compositions comprising cement kiln dust and rice husk ash and methods of use. DE Free format cimentayion Year of fee payment: Compositions de cimentation et application de ces compositions pour la cimentation des puits petroliers ou analogues.

A1 Designated state s: A1 Designated state s: Extended settable compositions comprising cement kiln dust and associated methods. Ultra low density cementitious slurries for use in cementing of oil and gas wells.

Compositions de cimentation et application de ces compositions pour la cimentation des puits petroliers ou analogues. US Ref document number: Methods of using substantially hydrated cement particulates in subterranean applications. Methods of using substantially hydrated cement particulates in subterranean applications.

Extended puuts compositions comprising cement kiln dust and associated methods. FR Free format text: Method for making hydrophobically associative polymers, methods of use and compositions.

WO2005031114A1 – Laitier de cimentation de puits petrolier – Google Patents

Cement compositions with improved fluid loss characteristics and methods of cementing in surface and subterranean applications. DK Ref legal event code: R Ref document number: NL Free format text: Country of ref document: Cimentagion Free format text: IT Free format text: Date of ref document: Mortier a tres haute performance, betons obtenus a partir de ce mortier et les elements fabriques avec ce mortier ou ce beton.

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DK Free format text: Cement compositions and associated methods comprising sub-micron calcium carbonate and latex. US USB2 en EP EPA1 fr Subterranean treatment fluids comprising substantially hydrated cement particulates.

EP1671012A1 – Laitier de cimentation de puits petrolier – Google Patents

Method of producing light weight cement for use of cementation of oil and gas wells. A1 Designated state s: Cement compositions with improved fluid loss characteristics and methods of cementing in surface and subterranean applications. Cement compositions comprising latex and a nano-particle and associated methods. Cementing compositions and applications of such compositions to cementing oil or similar wells.

Oil-wells cement slurries, petroiler preparation and their use in well cementing operation.

DE Ref legal event code: