AT29059B - Process for the production of pipes for sewerage purposes u. like - Google Patents
Process for the production of pipes for sewerage purposes u. likeInfo
- Publication number
- AT29059B AT29059B AT29059DA AT29059B AT 29059 B AT29059 B AT 29059B AT 29059D A AT29059D A AT 29059DA AT 29059 B AT29059 B AT 29059B
- Authority
- AT
- Austria
- Prior art keywords
- pipes
- sewerage
- purposes
- production
- cellulose
- Prior art date
Links
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
Description
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Verfahren zur Herstellung von Röhren zu Kanalisationszwecken u. dgl.
Nach dem vorliegenden Verfahren sollen Röhren aus Holzbrei unter Verwendung eines besonderen Tränkungsstoffes, welcher unter dem Namen"Colbit"bekannt ist, getränkt werden. Die Tränkung erfolgt im vorliegenden Falle in'einem Bade, welches dauernd auf einer Temperatur von etwa 1200 C gehalten wird, u. zw. bis zur vollständigen Sättigung der Röhren. #Colbit" wird erhalten durch Mischen von stark gekochtem Steinkohlonteer (oder mineralischem Harze) mit Gips oder Zement. Diese Mischung wird dann durch Abkühlen erstarren gelassen, durch erneutes Erwärmen wieder flüssig gemacht und durch
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Masse erzielt.
Es ist bereits bekannt, Rohre aus Papier mit Asphalt zu bestreichen. Diese Rohre stellen sich in ihrer Herstellung zu teuer und zeigen zu geringe Festigkeit. Nach vor-
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48 Stunden in das auf 120 C erhaltene Colbitbad eingetaucht werden. Für eine Stärke von 2 ein mlisste das Eintauchen dreimal so lange dauern usw. Der Holzbrei (Zellulose) unterliegt durch dieses lange Bad einer Veränderung. Die erhaltenen Rohre sind widerstandsfähiger als gegossene und unzerbrechlich.
**WARNUNG** Ende DESC Feld kannt Anfang CLMS uberlappen**.
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Process for the production of pipes for sewerage purposes u. like
According to the present method, pipes made of wood pulp are to be soaked using a special soaking substance known under the name "Colbit". In the present case, the impregnation takes place in a bath which is kept permanently at a temperature of about 1200 C, and the like. between until the tubes are completely saturated. #Colbit "is obtained by mixing strongly boiled coal tar (or mineral resin) with plaster of paris or cement. This mixture is then allowed to solidify by cooling, made liquid again by heating again, and thoroughly
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Mass achieved.
It is already known to coat pipes made of paper with asphalt. These pipes are too expensive to manufacture and show insufficient strength. After before-
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Immersed in the Colbit bath at 120 C for 48 hours. For a strength of 2 a ml, the immersion would take three times as long, etc. The wood pulp (cellulose) is subject to a change as a result of this long bath. The pipes obtained are more resistant than cast and unbreakable.
** WARNING ** End of DESC field may overlap beginning of CLMS **.
Claims (1)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT29059T | 1903-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT29059B true AT29059B (en) | 1907-07-10 |
Family
ID=3542175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT29059D AT29059B (en) | 1903-12-29 | 1903-12-29 | Process for the production of pipes for sewerage purposes u. like |
Country Status (1)
| Country | Link |
|---|---|
| AT (1) | AT29059B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1273925B (en) * | 1961-09-18 | 1968-07-25 | Standard Oil Co | Impregnated installation pipe, consisting of a porous base body soaked with an impregnation agent |
-
1903
- 1903-12-29 AT AT29059D patent/AT29059B/en active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1273925B (en) * | 1961-09-18 | 1968-07-25 | Standard Oil Co | Impregnated installation pipe, consisting of a porous base body soaked with an impregnation agent |
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