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Fracturing formations in wells

Abstract

This well stimulation method comprises introducing through the well bore a low-penetrating, dilatant fluid, and subjecting the fluid to sufficient pressure to produce fractures in the formation. The fluid is permitted to remain in contact with the formation so as to become diluted by the formation fluids, and thereby lose its properties of dilatancy. Also, a penetrating fluid, containing a propping agent suspended therein, in introduced into contact with the fractures at a pressure substantially reduced with respect to that pressure which would have been required, prior to the fracturing operation performed using the low-penetrating dilatant fluid. The propping agent is deposited within the fractures, and thereafter, fluid production is resumed from the fractured formation. (2 claims)
Authors:
Publication Date:
May 15, 1964
Product Type:
Patent
Report Number:
CA 685645
Reference Number:
EDB-82-113097
Resource Relation:
Patent File Date: Filed date 12 Jul 1955
Subject:
02 PETROLEUM; 58 GEOSCIENCES; OIL WELLS; FLUID INJECTION; HYDRAULIC FRACTURING; ADDITIVES; ENHANCED RECOVERY; GEOLOGIC FORMATIONS; PROPPING AGENTS; RESERVOIR FLUIDS; RESERVOIR ROCK; COMMINUTION; FLUIDS; FRACTURING; RECOVERY; WELLS; 020300* - Petroleum- Drilling & Production; 580300 - Mineralogy, Petrology, & Rock Mechanics- (-1989)
OSTI ID:
5299007
Country of Origin:
Canada
Language:
English
Submitting Site:
HEDB
Size:
Pages: V
Announcement Date:
Jul 01, 1980

Citation Formats

Daroza, R A. Fracturing formations in wells. Canada: N. p., 1964. Web.
Daroza, R A. Fracturing formations in wells. Canada.
Daroza, R A. 1964. "Fracturing formations in wells." Canada.
@misc{etde_5299007,
title = {Fracturing formations in wells}
author = {Daroza, R A}
abstractNote = {This well stimulation method comprises introducing through the well bore a low-penetrating, dilatant fluid, and subjecting the fluid to sufficient pressure to produce fractures in the formation. The fluid is permitted to remain in contact with the formation so as to become diluted by the formation fluids, and thereby lose its properties of dilatancy. Also, a penetrating fluid, containing a propping agent suspended therein, in introduced into contact with the fractures at a pressure substantially reduced with respect to that pressure which would have been required, prior to the fracturing operation performed using the low-penetrating dilatant fluid. The propping agent is deposited within the fractures, and thereafter, fluid production is resumed from the fractured formation. (2 claims)}
place = {Canada}
year = {1964}
month = {May}
}