AT189787B - Method and device for cleaning and grinding chimneys, ventilation shafts and the like. like - Google Patents

Method and device for cleaning and grinding chimneys, ventilation shafts and the like. like

Info

Publication number
AT189787B
AT189787B AT189787DA AT189787B AT 189787 B AT189787 B AT 189787B AT 189787D A AT189787D A AT 189787DA AT 189787 B AT189787 B AT 189787B
Authority
AT
Austria
Prior art keywords
chimneys
grinding
cleaning
ventilation shafts
ventilation
Prior art date
Application number
Other languages
German (de)
Original Assignee
Spezial Rauchfangausschleif Un
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Spezial Rauchfangausschleif Un filed Critical Spezial Rauchfangausschleif Un
Application granted granted Critical
Publication of AT189787B publication Critical patent/AT189787B/en

Links

AT189787D 1955-09-21 1955-09-21 Method and device for cleaning and grinding chimneys, ventilation shafts and the like. like AT189787B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT189787T 1955-09-21

Publications (1)

Publication Number Publication Date
AT189787B true AT189787B (en) 1957-05-10

Family

ID=3664863

Family Applications (1)

Application Number Title Priority Date Filing Date
AT189787D AT189787B (en) 1955-09-21 1955-09-21 Method and device for cleaning and grinding chimneys, ventilation shafts and the like. like

Country Status (1)

Country Link
AT (1) AT189787B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1272518B (en) * 1960-09-23 1968-07-11 Betonsteinwerke Paul Ahrens K Method and device for effectively reducing the cross-section of existing chimneys
US5766489A (en) * 1993-09-13 1998-06-16 Pts Gesellschaft Fuer Physikalisch-Technische Studien Jena Mbh Process and arrangement for continously carrying out photoreactions in a liquid phase

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1272518B (en) * 1960-09-23 1968-07-11 Betonsteinwerke Paul Ahrens K Method and device for effectively reducing the cross-section of existing chimneys
US5766489A (en) * 1993-09-13 1998-06-16 Pts Gesellschaft Fuer Physikalisch-Technische Studien Jena Mbh Process and arrangement for continously carrying out photoreactions in a liquid phase

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