FR937054A - Check valve - Google Patents
Check valveInfo
- Publication number
- FR937054A FR937054A FR937054DA FR937054A FR 937054 A FR937054 A FR 937054A FR 937054D A FR937054D A FR 937054DA FR 937054 A FR937054 A FR 937054A
- Authority
- FR
- France
- Prior art keywords
- check valve
- check
- valve
- 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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C4/00—Flame traps allowing passage of gas but not of flame or explosion wave
- A62C4/02—Flame traps allowing passage of gas but not of flame or explosion wave in gas-pipes
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR937054T | 1945-11-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR937054A true FR937054A (en) | 1948-08-06 |
Family
ID=9457710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR937054D Expired FR937054A (en) | 1945-11-13 | 1945-11-13 | Check valve |
Country Status (2)
Country | Link |
---|---|
ES (1) | ES175667A1 (en) |
FR (1) | FR937054A (en) |
-
1945
- 1945-11-13 FR FR937054D patent/FR937054A/en not_active Expired
-
1946
- 1946-12-12 ES ES175667A patent/ES175667A1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES175667A1 (en) | 1948-01-01 |
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