FR329603A - Non-return valve for gas lines - Google Patents
Non-return valve for gas linesInfo
- Publication number
- FR329603A FR329603A FR329603A FR329603DA FR329603A FR 329603 A FR329603 A FR 329603A FR 329603 A FR329603 A FR 329603A FR 329603D A FR329603D A FR 329603DA FR 329603 A FR329603 A FR 329603A
- Authority
- FR
- France
- Prior art keywords
- return valve
- gas lines
- lines
- gas
- return
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/02—Stranding-up
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Processes Specially Adapted For Manufacturing Cables (AREA)
- Ropes Or Cables (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR329603T | 1903-02-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR329603A true FR329603A (en) | 1903-08-03 |
Family
ID=31897935
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR329603A Expired FR329603A (en) | 1903-02-21 | 1903-02-21 | Non-return valve for gas lines |
Country Status (3)
Country | Link |
---|---|
US (1) | US1837052A (en) |
FR (1) | FR329603A (en) |
GB (1) | GB329603A (en) |
-
1903
- 1903-02-21 FR FR329603A patent/FR329603A/en not_active Expired
-
1929
- 1929-10-04 GB GB30173/29A patent/GB329603A/en not_active Expired
-
1930
- 1930-08-25 US US477774A patent/US1837052A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB329603A (en) | 1930-05-22 |
US1837052A (en) | 1931-12-15 |
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