| 发明名称 |
METHOD FOR DETERMINING THE AGE OF SUPPORTS MADE OF CELLULOSE MATERIAL |
| 摘要 |
The invention relates to a method for the determination of the age of some supports made of cellulose material employed in applying the date onto documents that are written, printed or drawn onto cellulose supports, mainly in determining the intervention process required during restoration and preservation of manuscripts, incunabula and old books by taking samples and determining the level of whiteness in an initial phase, after a thermal treatment at 103...2 degree C.
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| 申请公布号 |
RO116844(B) |
申请公布日期 |
2001.06.29 |
| 申请号 |
RO19960000883 |
申请日期 |
1996.04.29 |
| 申请人 |
SANDU IRINA CRINA ANCA, IASI;SANDU IOAN GABRIEL, IASI;CUDELCU DRAGOS TEODOR, IASI;NICULA STELUTA, IASI |
发明人 |
SANDU IRINA CRINA ANCA;SANDU IOAN GABRIEL;CUDELCU DRAGOS TEODOR;NICULA STELUTA |
| 分类号 |
G01N33/34;(IPC1-7):G01N33/34 |
主分类号 |
G01N33/34 |
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