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
GB1254622A
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.)
Individual
Original Assignee
Individual
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 IndividualfiledCriticalIndividual
Priority to GB1254622ApriorityCriticalpatent/GB199558A/en
Publication of GB199558ApublicationCriticalpatent/GB199558A/en
C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
C03B9/00—Blowing glass; Production of hollow glass articles
C03B9/30—Details of blowing glass; Use of materials for the moulds
C03B9/48—Use of materials for the moulds
C—CHEMISTRY; METALLURGY
C03—GLASS; MINERAL OR SLAG WOOL
C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
C03B9/00—Blowing glass; Production of hollow glass articles
C03B9/30—Details of blowing glass; Use of materials for the moulds
C03B9/34—Glass-blowing moulds not otherwise provided for
C03B9/347—Construction of the blank or blow mould
Abstract
199,558. Davis, H. T. May 4, 1922. Blowing.-A porous mould for blowing glassware consists of an outer shell A perforated with vent holes C and lined with a layer B of shredded metal packed into place. Granulated mineral matter, such as asbestos, graphite, lime, magnesia, or silica, may be mixed with the shredded metal to regulate the degree of porosity.
GB1254622A1922-05-041922-05-04Moulds with vents for forming articles in glass
ExpiredGB199558A
(en)