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1. (CA3025188) CROSS-LINKED LEVAN BLENDS AS LOST CIRCULATION MATERIALS

Office : Canada
Application Number: 3025188 Application Date:
Publication Number: 3025188 Publication Date: 11.01.2018
Publication Kind : A1
Prior PCT appl.: Application Number:PCTUS2017041094 ; Publication Number: Click to see the data
IPC:
C09K 8/035
C09K 8/03
C09K 8/58
C CHEMISTRY; METALLURGY
09
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
K
MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
8
Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
02
Well-drilling compositions
03
Specific additives for general use in well-drilling compositions
035
Organic additives
C CHEMISTRY; METALLURGY
09
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
K
MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
8
Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
02
Well-drilling compositions
03
Specific additives for general use in well-drilling compositions
C CHEMISTRY; METALLURGY
09
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
K
MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
8
Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
58
Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
Applicants: HPPE, LLC
Inventors:
Priority Data: 62/359,458 07.07.2016 US
Title: (EN) CROSS-LINKED LEVAN BLENDS AS LOST CIRCULATION MATERIALS
(FR) MELANGES DE LEVANE RETICULES UTILISES COMME MATERIAUX DE PERTE DE CIRCULATION
Abstract: front page image
(EN) The present invention is directed to compositions and methods for reducing lost circulation in drilling wells with compositions preferably comprising cross linked levan and calcium carbonate mixed with clay minerals such as kaolinite and other minerals blends or salts thereof.


Also published as:
CN109415620EP3481913WO/2018/009791