CA1028589A - Clapet antiretour - Google Patents
Clapet antiretourInfo
- Publication number
- CA1028589A CA1028589A CA235,922A CA235922A CA1028589A CA 1028589 A CA1028589 A CA 1028589A CA 235922 A CA235922 A CA 235922A CA 1028589 A CA1028589 A CA 1028589A
- Authority
- CA
- Canada
- Prior art keywords
- back flow
- flow preventer
- preventer valve
- valve
- preventer
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA235,922A CA1028589A (fr) | 1975-09-19 | 1975-09-19 | Clapet antiretour |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA235,922A CA1028589A (fr) | 1975-09-19 | 1975-09-19 | Clapet antiretour |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1028589A true CA1028589A (fr) | 1978-03-28 |
Family
ID=4104097
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA235,922A Expired CA1028589A (fr) | 1975-09-19 | 1975-09-19 | Clapet antiretour |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA1028589A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109237086A (zh) * | 2018-11-24 | 2019-01-18 | 浙江科欣实业有限公司 | 一种逆止阀 |
-
1975
- 1975-09-19 CA CA235,922A patent/CA1028589A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109237086A (zh) * | 2018-11-24 | 2019-01-18 | 浙江科欣实业有限公司 | 一种逆止阀 |
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