AT74680B - Pipeline for ventilation of underground mine workings. - Google Patents
Pipeline for ventilation of underground mine workings.Info
- Publication number
- AT74680B AT74680B AT74680DA AT74680B AT 74680 B AT74680 B AT 74680B AT 74680D A AT74680D A AT 74680DA AT 74680 B AT74680 B AT 74680B
- Authority
- AT
- Austria
- Prior art keywords
- ventilation
- pipeline
- underground mine
- mine workings
- workings
- Prior art date
Links
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
<Desc/Clms Page number 1>
RohrleitungzurBewetterungunterirdischerGrubenbaue.
EMI1.1
**WARNUNG** Ende DESC Feld kannt Anfang CLMS uberlappen**.
<Desc / Clms Page number 1>
Pipeline for ventilation of underground pits.
EMI1.1
** WARNING ** End of DESC field may overlap beginning of CLMS **.
Claims (1)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE74680X | 1915-01-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT74680B true AT74680B (en) | 1918-09-25 |
Family
ID=5636863
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT74680D AT74680B (en) | 1915-01-30 | 1916-01-15 | Pipeline for ventilation of underground mine workings. |
Country Status (1)
Country | Link |
---|---|
AT (1) | AT74680B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1045340B (en) * | 1957-11-14 | 1958-12-04 | Heinrich Nieland Fa | Flexible weather duct |
DE3244722C1 (en) * | 1982-12-03 | 1984-01-19 | Ferroplast Gesellschaft für Metall- und Kunststofferzeugnisse mbH, 4320 Hattingen | Flexible air duct |
-
1916
- 1916-01-15 AT AT74680D patent/AT74680B/en active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1045340B (en) * | 1957-11-14 | 1958-12-04 | Heinrich Nieland Fa | Flexible weather duct |
DE3244722C1 (en) * | 1982-12-03 | 1984-01-19 | Ferroplast Gesellschaft für Metall- und Kunststofferzeugnisse mbH, 4320 Hattingen | Flexible air duct |
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