DE690236C - Process for covering the inner wall of vessels with protective films made of lacquers based on volatile solvents - Google Patents

Process for covering the inner wall of vessels with protective films made of lacquers based on volatile solvents

Info

Publication number
DE690236C
DE690236C DE1938M0140816 DEM0140816D DE690236C DE 690236 C DE690236 C DE 690236C DE 1938M0140816 DE1938M0140816 DE 1938M0140816 DE M0140816 D DEM0140816 D DE M0140816D DE 690236 C DE690236 C DE 690236C
Authority
DE
Germany
Prior art keywords
vessels
wall
volatile solvents
protective films
films made
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
Application number
DE1938M0140816
Other languages
German (de)
Inventor
Dr-Ing Helmuth Ley
Dr-Ing Gerhard Roesner
Dr-Ing Ludwig Schuster
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GEA Group AG
Original Assignee
Metallgesellschaft AG
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 Metallgesellschaft AG filed Critical Metallgesellschaft AG
Priority to DE1938M0140816 priority Critical patent/DE690236C/en
Application granted granted Critical
Publication of DE690236C publication Critical patent/DE690236C/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/22Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to internal surfaces, e.g. of tubes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Coating Apparatus (AREA)

Description

Verfahren zum überziehen der Innenwand von Gefäßen mit Schutzfilmen aus Lacken auf Basis flüchtiger Lösungsmittel Werden geschlossene Behälter, z. B. Druckflaschen, innen durch Ausschwenken mit Lacken behandelt, so stellt sich bei solchen Lacken, die leicht flüchtige Lösungsmittel, wie Sprit, enthalten, häufig heraus, daß der Überzug zum Teil nicht haftet.Process for covering the inner wall of vessels with protective films from paints based on volatile solvents. B. Pressure bottles, treated inside with varnish by swiveling them out, is what happens paints that contain volatile solvents such as gasoline are common found out that the coating is partly not adhering.

Gegenstand der Erfindung ist ein Verfahren, mit dem man eine gut ausgebildete Lackschicht in geschlossenen Behältern erhalten kann. Es ist gefunden worden, @daß man zu diesem Zweck. bereits während des langsamen Auslaufens der Lacklöls.umg aus dem Behälter in diesem eine gute Luftspülung oberhalb des sinkenden Spiegels der Lac'K-flüssiIgkeit schaffen muß, die bis zur Entleerung des Gefäßes fortgesetzt wird. Dies geschlveht beäspieL4veise bei Druckflaschen mit einer Anordnung, wie sie in der beiliegenden Zeichnung dargestellt ist.The invention is a method with which one well trained Paint layer can be obtained in closed containers. It has been found @ that one for this purpose. already during the slow draining of the varnish oil the container in this a good air purge above the falling level of the Lac'K fluid must create that continues until the vessel is emptied will. This is the case, for example, with pressure bottles with an arrangement such as it is shown in the accompanying drawing.

Nach dem Reinigen der Flasche wird diese, wie in der Abbildung angedeutet, vermittels eines Stahlbandos derart in einem' Lager befestigt, daß sie um. die AchseA-B -drehbar angeordnet ist, und zu etwa 3/4 mit Lacklösung gefüllt. In die öffnung der Flasche wird ein Gewindestopfen eingeschraubt, in welchem durch drei Bohrungen die Rohre i, 2 und 3 eingeführt sind. Durch Drehen um die Achse A-B wird bei .geschlossenen Rohren i, 2 und 3 die Flasche mehrmals umgedreht und in der in der Abbildung skizzi:erten Stellung festgehalten. Unmittelbar nachdem sich die Flasche in der skizzierten Lage befindet, muß -nach öffnen der Rohre i und 2 ein lebhafter Luftstrom, etwa aus einer Preßluftflasche, durch die Druckflasche geleitet werden. Dabei ist zu beachten, daß der Flüssigkeitsspiegel F der Lacklösung etwas unterhalb der Austrittsstelle der Luft aus denn Lufteinleitungsrohr liegt. Darauf wird der Abschlufhahn des Rohres 3 so geöffnet, daß dile Lacklösung .langsam aus der Druckflasche ausfließt. Nachdem die Lösung vollständig ausgelaufen ist - das Ende des Rohres 3 soll mit dem Gewindestopfen abschließen -, wird die Rohrleitung 2 geschlossen, .so das die Luft die Flasche unter Austritt aus der Ruhrleitung 3 durchspült.After cleaning the bottle, it is, as indicated in the figure, by means of a steel band in such a way in a 'camp that they are around. the axis A-B -Is arranged to be rotatable, and filled to about 3/4 with lacquer solution. In the opening A threaded stopper is screwed into the bottle, in which through three holes tubes i, 2 and 3 are inserted. Turning around the axis A-B closes the Pipes i, 2 and 3 turned the bottle several times and sketched it in the figure Position held. Immediately after the bottle is in the position outlined is, must -after opening the tubes i and 2 a lively air flow, for example from a Compressed air cylinder through which the pressure cylinder can be passed. It should be noted, that the liquid level F of the paint solution is slightly below the exit point the air is out of the air inlet pipe. Thereupon the shut-off valve of the pipe becomes 3 opened so that the paint solution slowly flows out of the pressure bottle. After this the solution has completely drained - the end of the tube 3 should be with the threaded plug complete -, the pipe 2 is closed, .so that the air the bottle flushed with exit from the Ruhr line 3.

Nach Abnahme des Gewindestopfens wird die Schidhit ordnungsgemäß eingebrannt und dieser Vorgang entsprechend der Betriebsvorschrift für Lacke zwei- bis dreimal wiederholt. Das Gewinde der Druckflaschenöffnung wird vor denn. letzten Einbrennen mittels eines Pinsels mit Lacklösung überstrichen.After removing the threaded plug, the Schidhit is properly burned in and this process two to three times in accordance with the operating instructions for paints repeated. The thread of the pressure bottle opening is before then. last burn-in Painted over with a paint solution using a brush.

Claims (1)

PATENTANSPRUCH: Verfahren zum Überziehen der Innenwandung von Gefäßen mit Schutzfilmen aus Lacken. auf Basis flüchtiger Lösungsmittel durch Einfüllen des Lackes und Umdrehen des Gefäßes, dadurch gekennzeichnet, daß gleichzeitig mit dem durch eine Öffnung des Gefäßes erfolgenden Ausfließen des Lackes vermittels lebhafter Luftzufuhr eine Durchspülung des Behälters oberhalb des sinkenden Spiegels -der Laickflüssigkeit bis zur Entle erung des Gefäßes erfolgt.PATENT CLAIM: Process for coating the inner wall of vessels with protective films made of varnishes. based on volatile solvents by filling of the paint and turning the vessel over, characterized in that at the same time with by means of the outflow of the paint taking place through an opening in the vessel brisk air supply flushing the container above the sinking level -the leach liquid takes place until the container is emptied.
DE1938M0140816 1938-02-24 1938-02-24 Process for covering the inner wall of vessels with protective films made of lacquers based on volatile solvents Expired DE690236C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE1938M0140816 DE690236C (en) 1938-02-24 1938-02-24 Process for covering the inner wall of vessels with protective films made of lacquers based on volatile solvents

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1938M0140816 DE690236C (en) 1938-02-24 1938-02-24 Process for covering the inner wall of vessels with protective films made of lacquers based on volatile solvents

Publications (1)

Publication Number Publication Date
DE690236C true DE690236C (en) 1940-04-19

Family

ID=7334653

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1938M0140816 Expired DE690236C (en) 1938-02-24 1938-02-24 Process for covering the inner wall of vessels with protective films made of lacquers based on volatile solvents

Country Status (1)

Country Link
DE (1) DE690236C (en)

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