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.)
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Osram GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
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Filing date
Publication date
Application filed by Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbHfiledCriticalPatent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Application grantedgrantedCritical
Publication of FR705335ApublicationCriticalpatent/FR705335A/fr
C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
C03B17/04—Forming tubes or rods by drawing from stationary or rotating tools or from forming nozzles
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Chemical & Material Sciences
(AREA)
Engineering & Computer Science
(AREA)
Materials Engineering
(AREA)
Organic Chemistry
(AREA)
FR705335D1929-12-121930-11-10Procédé et appareil pour fabriquer les tubes ou barres de verre par étirage
ExpiredFR705335A
(fr)