DE307808C - - Google Patents

Info

Publication number

DE307808C

DE307808C DENDAT307808D DE307808DA DE307808C DE 307808 C DE307808 C DE 307808C DE NDAT307808 D DENDAT307808 D DE NDAT307808D DE 307808D A DE307808D A DE 307808DA DE 307808 C DE307808 C DE 307808C

Authority

DE

Germany

Prior art keywords

plaster

density

pieces

stones

paris

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

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• 238000010304 firing Methods 0.000 claims description 4
• 238000000034 method Methods 0.000 claims description 4
• OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Inorganic materials [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 3
• ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 claims description 3
• 239000011507 gypsum plaster Substances 0.000 claims description 3
• 239000011505 plaster Substances 0.000 description 9
• 238000010438 heat treatment Methods 0.000 description 4
• 229910052602 gypsum Inorganic materials 0.000 description 3
• 239000010440 gypsum Substances 0.000 description 3
• 239000002994 raw material Substances 0.000 description 2
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
• 238000012423 maintenance Methods 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 239000000463 material Substances 0.000 description 1
• 239000007787 solid Substances 0.000 description 1