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1. WO2018130957 - A MIXTURE FOR OBTAINING A DRILLING FLUID FOR DRILLING PLANTS FOR WELLS AND EXCAVATIONS FOR CIVIL AND INDUSTRIAL ENGINEERING WORKS AND DRILLING FLUIDS SO OBTAINED

Publication Number WO/2018/130957
Publication Date 19.07.2018
International Application No. PCT/IB2018/050167
International Filing Date 11.01.2018
Chapter 2 Demand Filed 29.10.2018
IPC
C09K 8/14 2006.01
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
KMATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
8Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
02Well-drilling compositions
04Aqueous well-drilling compositions
14Clay-containing compositions
CPC
C09K 8/145
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
8Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
02Well-drilling compositions
04Aqueous well-drilling compositions
14Clay-containing compositions
145characterised by the composition of the clay
Applicants
  • LAVIOSA CHIMICA MINERARIA SPA [IT]/[IT]
Inventors
  • UMBERTO, Laviosa
  • CLAUDIO, Traversi
Agents
  • CELESTINO, Marco
  • DE MILATO, Francesco
Priority Data
10201700000321813.01.2017IT
Publication Language English (EN)
Filing Language Italian (IT)
Designated States
Title
(EN) A MIXTURE FOR OBTAINING A DRILLING FLUID FOR DRILLING PLANTS FOR WELLS AND EXCAVATIONS FOR CIVIL AND INDUSTRIAL ENGINEERING WORKS AND DRILLING FLUIDS SO OBTAINED
(FR) MÉLANGE POUR OBTENIR UN FLUIDE DE FORAGE POUR DES INSTALLATIONS DE FORAGE POUR DES PUITS ET DES EXCAVATIONS POUR DES TRAVAUX PUBLICS ET INDUSTRIELS ET FLUIDES DE FORAGE AINSI OBTENUS
Abstract
(EN)
Composition of a mixture for obtaining of a water-based drilling fluid comprising a predetermined amount of acid montmorillonite smectite clay, and a predetermined amount of partially hydrolyzed polyacrylamide.
(FR)
La composition d'un mélange pour l'obtention d'un fluide de forage à base d'eau comprend une quantité prédéterminée d'argile montmorillonite smectique acide, et une quantité prédéterminée de polyacrylamide partiellement hydrolysé.
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