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.)
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.)
Saint Gobain Quartz SAS
Original Assignee
Quartz and Silice SA
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Filing date
Publication date
Application filed by Quartz and Silice SAfiledCriticalQuartz and Silice SA
Application grantedgrantedCritical
Publication of FR69227EpublicationCriticalpatent/FR69227E/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)
FR69227D1956-01-191956-01-19Procédé de fabrication de tubes et de profilés de silice fondue
ExpiredFR69227E
(fr)