Multicomponent organic liquid and use thereof in treating wells and subterranean formations

Patent · Tue Apr 24 04:00:00 EDT 1990

OSTI ID:6558029

Harms, S D

This patent describes a high flash point multicomponent liquid. It comprises: ethylene glycol monobutyl ether, hereinafter referred to as EGMBE, and octyl alcohol in an amount in the range of about 5 to about 20 percent by weight of the multicomponent liquid, optionally in a mixture of C{sub 6}--C{sub 10} alcohols, and isopropyl alcohol up to about 10 weight percent based on the total weight of the multicomponent liquid, and an organic liquid selected from the group consisting of benzene, toluene, xylene, and alkylated naphtha dissolved in kerosene, in proportions effective for having a flash point of at least about 100{degrees} F. and for forming a substantially clear single phase solution with aqueous acid comprising 5--30% by weight of acid selected from the group consisting of hydrochloric acid, formic acid, acetic acid, and hydrofluoric acid, the multicomponent liquid being substantially free of surfactant.

• Assignee: Amoco Corp., Chicago, IL (USA)
• Patent Number(s): A; US 4919827
• Application Number: PPN: US s 7-187637
• OSTI ID: 6558029
• Country of Publication: United States
• Language: English

Related Subjects

02 PETROLEUM
020300* -- Petroleum-- Drilling & Production
03 NATURAL GAS
030300 -- Natural Gas-- Drilling
Production
& Processing
ALCOHOLS
CHEMICAL COMPOSITION
ETHERS
HYDROCARBONS
HYDROXY COMPOUNDS
NATURAL GAS WELLS
OIL WELLS
ORGANIC COMPOUNDS
ORGANIC OXYGEN COMPOUNDS
PLUGGING
PLUGGING AGENTS
WELL SERVICING
WELLS