FR1413921A - Hydraulic non-return device for gas lines - Google Patents
Hydraulic non-return device for gas linesInfo
- Publication number
- FR1413921A FR1413921A FR982472A FR982472A FR1413921A FR 1413921 A FR1413921 A FR 1413921A FR 982472 A FR982472 A FR 982472A FR 982472 A FR982472 A FR 982472A FR 1413921 A FR1413921 A FR 1413921A
- Authority
- FR
- France
- Prior art keywords
- return device
- gas lines
- hydraulic non
- hydraulic
- lines
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/38—Removal of waste gases or dust
- C21C5/40—Offtakes or separating apparatus for converter waste gases or dust
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR982472A FR1413921A (en) | 1964-07-21 | 1964-07-21 | Hydraulic non-return device for gas lines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR982472A FR1413921A (en) | 1964-07-21 | 1964-07-21 | Hydraulic non-return device for gas lines |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1413921A true FR1413921A (en) | 1965-10-15 |
Family
ID=8835024
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR982472A Expired FR1413921A (en) | 1964-07-21 | 1964-07-21 | Hydraulic non-return device for gas lines |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1413921A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2342439A1 (en) * | 1976-02-25 | 1977-09-23 | Zink Co John | HYDRAULIC SEAL WITH DRY PASSAGE |
-
1964
- 1964-07-21 FR FR982472A patent/FR1413921A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2342439A1 (en) * | 1976-02-25 | 1977-09-23 | Zink Co John | HYDRAULIC SEAL WITH DRY PASSAGE |
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