Salt of monochloroacetic acid with acid for delayed acidification in the oil field industry
Номер патента: EP4153697A1
Опубликовано: 29-03-2023
Автор(ы): Albert BOKKERS, Cornelis Elizabeth Johannus Van Lare, Cornelis Kooijman, Maria Antonieta LEON MATHEUS
Принадлежит: Nouryon Chemicals International BV
Опубликовано: 29-03-2023
Автор(ы): Albert BOKKERS, Cornelis Elizabeth Johannus Van Lare, Cornelis Kooijman, Maria Antonieta LEON MATHEUS
Принадлежит: Nouryon Chemicals International BV
Реферат: The disclosure is directed to a process for treating a subterranean earth formation by introducing a buffered acidizing treatment fluid comprising a monovalent salt of monochloroacetic acid and at least one acid into said subterranean earth formation, wherein the pH of the buffered acidizing treatment fluid is from about 1.2 to about 5. It also pertains to a buffered acidizing treatment fluid comprising a monovalent salt of monochloroacetic acid, at least one acid and optionally a means to suppress salt precipitation.
Salt of monochloroacetic acid with acid for delayed acidification in the oil field industry
Номер патента: AU2021276459B2. Автор: Cornelis Elizabeth Johannus Van Lare,Cornelis Kooijman,Albert BOKKERS,Maria Antonieta LEON MATHEUS. Владелец: Nouryon Chemicals International BV. Дата публикации: 2024-02-22.