国家/地区 澳大利亚（3）
IPC部 C（3） E（2）
IPC大类 C09（2） E21（2）
IPC小类 C09K（2） E21B（2）
IPC C09K008/03（2）
发明人
公开年 2013（2）
申请年
专利权人 BAKER HUGHES INC（3）

Swellable article used e.g. for packer, isolation, actuation and sealing devices that react automatically upon exposure to particular downhole fluids such as oil and water, comprises matrix material and exfoliatable graphene-based material.

MAZYAR O A, GOODSON J E, GOODSON YA E

Fluid composition used in drilling comprises non-aqueous base fluid e.g. brine-in-oil emulsion and water-in-oil emulsion, and nanoparticles such as graphene, nanorods, nano-titanium oxide platelets, and nano-oxides.

MONTEIRO O, ELLIS D R, MONTEIRO O R, ELLIS D

Preparing functionalized graphene, comprises treating graphene with an alkali metal e.g. potassium in the presence of a coordinating solvent comprising an ether (e.g. dioxane) and/or an amine, and adding a functionalizing compound.

SADANA A K