发明名称 |
PROCEDURE AND EQUIPMENT FOR PROCESSING PAPER DOCUMENTS USING SUPERCRITICAL PRESSURE FLUID |
摘要 |
This invention concerns a procedure for processing paper documents, including books. The procedure's characterizing feature is that it comprises an initial stage in which the documents to be processed are exposed to the effects of a supercritical pressure fluid formed from a mixture of a gas with 1 % to 20 % mass of an alcohol. The invention also concerns a solvent and equipment for applying the procedure.
|
申请公布号 |
WO9739190(A1) |
申请公布日期 |
1997.10.23 |
申请号 |
WO1997FR00703 |
申请日期 |
1997.04.18 |
申请人 |
SEPAREX (SOCIETE ANONYME);PERRUT, MICHEL;FRANCAIS, ERIC;THEOBALD, JEROME |
发明人 |
PERRUT, MICHEL;FRANCAIS, ERIC;THEOBALD, JEROME |
分类号 |
B41M7/00;D21H25/18;(IPC1-7):D21H25/18 |
主分类号 |
B41M7/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|