DE100617C - - Google Patents

Info

Publication number
DE100617C
DE100617C DENDAT100617D DE100617DA DE100617C DE 100617 C DE100617 C DE 100617C DE NDAT100617 D DENDAT100617 D DE NDAT100617D DE 100617D A DE100617D A DE 100617DA DE 100617 C DE100617 C DE 100617C
Authority
DE
Germany
Prior art keywords
glass
pane
glass cavity
collodion
ceresin
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.)
Active
Application number
DENDAT100617D
Other languages
German (de)
Publication of DE100617C publication Critical patent/DE100617C/de
Active legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
    • B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
    • B01L3/508—Containers for the purpose of retaining a material to be analysed, e.g. test tubes rigid containers not provided for above
    • B01L3/5082—Test tubes per se

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Hematology (AREA)
  • Clinical Laboratory Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Joining Of Glass To Other Materials (AREA)

Description

Hierzu 1 Blatt Zeichnungen.1 sheet of drawings.

. BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.. BERLIN. PRINTED IN THE REICHSDRUCKEREI.

Claims (2)

Patent-Ansprüche:Patent Claims: 1. Verfahren zur Herstellung einer dichten, haltbaren Trennungswand in Glashohlräumen, insbesondere Glasröhren, unter Anwendung einer an der betreffenden Stelle eingesetzten Leder-, Pappe-, Kork- oder dergl. Scheibe, dadurch gekennzeichnet, dafs die in den Glashohlraum eingesetzte Scheibe (a) beiderseitig mit in flüchtiger Flüssigkeit (Alkohol, Aether oder dergl.) aufgelöstem Harz, Wachs, Ceresin u. s. w. unter Zusatz einer die Sprödigkeit nehmenden Substanz (Ricinusöl, Collodium oder dergl.) übergössen wird.1. A method for producing a tight, durable partition wall in glass cavities, in particular glass tubes, using a leather, cardboard, cork or similar pane inserted at the point in question, characterized in that the pane (a) inserted into the glass cavity Resin, wax, ceresin, etc. dissolved in a volatile liquid (alcohol, ether or the like) are poured over both sides with the addition of a substance that makes it brittle (castor oil, collodion or the like). 2. Die Tränkung der Scheibe mit der im i. Anspruch angegebenen Lösung vor dem Einsetzen in den Glashohlraum.2. The impregnation of the disc with the i. Claim specified solution before Insertion into the glass cavity.
DENDAT100617D Active DE100617C (en)

Publications (1)

Publication Number Publication Date
DE100617C true DE100617C (en)

Family

ID=371413

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT100617D Active DE100617C (en)

Country Status (1)

Country Link
DE (1) DE100617C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991012342A1 (en) * 1990-02-16 1991-08-22 F. Hoffmann-La Roche Ag Improvements in the specificity and convenience of the polymerase chain reaction
FR2669347A1 (en) * 1990-11-15 1992-05-22 Inst Nat Sante Rech Med Process which makes it possible to carry out at least two successive reactions, while avoiding the risks of contamination, which is especially applicable to techniques for the amplification of DNA or RNA

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991012342A1 (en) * 1990-02-16 1991-08-22 F. Hoffmann-La Roche Ag Improvements in the specificity and convenience of the polymerase chain reaction
FR2669347A1 (en) * 1990-11-15 1992-05-22 Inst Nat Sante Rech Med Process which makes it possible to carry out at least two successive reactions, while avoiding the risks of contamination, which is especially applicable to techniques for the amplification of DNA or RNA

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