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Patente

Referenziert von

Zitiert von PatentEingetragenAusgestelltUrsprünglich Bevollmächtigter Titel
US405127623. Febr. 197627. Sept. 1977The United States Government as represented by the Librarian of CongressMethod of deacidifying paper
US452284325. Jan. 198411. Juni 1985Deacidification of library materials
US52327451. März 19913. Aug. 1993Manville CorporationMethod of neutralizing acid containing compositions present in an insulation board
US540973631. Aug. 199325. Apr. 1995Preservation Technologies, Inc.Deacidification of cellulose based materials using perfluorinated carriers
US543382721. Dez. 199318. Juli 1995Pulp and Paper Research Institute of CanadaMethod for the deacidification of papers and books
US55252969. Nov. 199311. Juni 1996William K. Hollinger, Jr.
Conservation Resources International, Inc.
Article and method for archival preservation with an organophilic, hydrophobic or acid-resistant molecular sieve
US563305430. März 199227. Mai 1997Conservation Resources International, Inc.Archival materials and packaging
US56836625. Juni 19954. Nov. 1997Conservation Resources International, Inc.Article and method for archival preservation with an organophilic, hydrophobic or acid-resistant molecular sieve
US569338416. März 19932. Dez. 1997Conservation Resources International, Inc.Article and method for preserving an archival article
US57141205. Juni 19953. Febr. 1998Conversation Resources International, Inc.Method for preserving an archival document or object
US60804483. Apr. 199827. Juni 2000Preservation Technologies LPDeacidification of cellulose based materials using hydrofluoroether carriers
US621416513. Juli 199910. Apr. 2001Joseph Zicherman
Donald Perkins
Method for deacidification of papers and books by fluidizing a bed of dry alkaline particles
US634209812. Mai 200029. Jan. 2002Preservation Technologies LPDeacidification of cellulose based materials using hydrofluoroether carriers
US642888117. Sept. 19996. Aug. 2002Rupaco Paper CorporationMatboard/backing board and methods of manufacture and use
US66418772. März 20014. Nov. 2003Article and method for retarding the deterioration rate of acidic paper
US66452985. Jan. 200111. Nov. 2003Ruag MunitionActive substance and device for the deacidification of printed matter

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