AR243258A1 - Composite filter. - Google Patents

Composite filter.

Info

Publication number
AR243258A1
AR243258A1 AR87307279A AR30727987A AR243258A1 AR 243258 A1 AR243258 A1 AR 243258A1 AR 87307279 A AR87307279 A AR 87307279A AR 30727987 A AR30727987 A AR 30727987A AR 243258 A1 AR243258 A1 AR 243258A1
Authority
AR
Argentina
Prior art keywords
composite filter
composite
filter
Prior art date
Application number
AR87307279A
Other languages
Spanish (es)
Original Assignee
Petroleo Brasileiro Sa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Petroleo Brasileiro Sa filed Critical Petroleo Brasileiro Sa
Application granted granted Critical
Publication of AR243258A1 publication Critical patent/AR243258A1/en

Links

AR87307279A 1986-04-18 1987-04-13 Composite filter. AR243258A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR8601763A BR8601763A (en) 1986-04-18 1986-04-18 COMPOSITE FILTER IMPROVEMENTS

Publications (1)

Publication Number Publication Date
AR243258A1 true AR243258A1 (en) 1993-07-30

Family

ID=4039893

Family Applications (1)

Application Number Title Priority Date Filing Date
AR87307279A AR243258A1 (en) 1986-04-18 1987-04-13 Composite filter.

Country Status (4)

Country Link
AR (1) AR243258A1 (en)
BR (1) BR8601763A (en)
CA (1) CA1293185C (en)
MX (1) MX168463B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117662101B (en) * 2023-11-23 2024-06-07 中国矿业大学 Underground long-distance fracturing-sand injection-logging integrated equipment and method

Also Published As

Publication number Publication date
CA1293185C (en) 1991-12-17
MX168463B (en) 1993-05-26
BR8601763A (en) 1987-11-10

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