CA1027859A - Well apparatus - Google Patents
Well apparatusInfo
- Publication number
- CA1027859A CA1027859A CA277,359A CA277359A CA1027859A CA 1027859 A CA1027859 A CA 1027859A CA 277359 A CA277359 A CA 277359A CA 1027859 A CA1027859 A CA 1027859A
- Authority
- CA
- Canada
- Prior art keywords
- well apparatus
- well
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA277,359A CA1027859A (en) | 1974-06-19 | 1977-05-02 | Well apparatus |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US48075474A | 1974-06-19 | 1974-06-19 | |
US05/523,367 US4008898A (en) | 1974-06-19 | 1974-11-13 | Well apparatus |
CA226,356A CA1027042A (en) | 1974-06-19 | 1975-05-06 | Well apparatus |
CA277,359A CA1027859A (en) | 1974-06-19 | 1977-05-02 | Well apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1027859A true CA1027859A (en) | 1978-03-14 |
Family
ID=27425838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA277,359A Expired CA1027859A (en) | 1974-06-19 | 1977-05-02 | Well apparatus |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA1027859A (en) |
-
1977
- 1977-05-02 CA CA277,359A patent/CA1027859A/en not_active Expired
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