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Patente

Referenziert von

Zitiert von PatentEingetragenAusgestelltUrsprünglich Bevollmächtigter Titel
US396954924. Dez. 197413. Juli 1976The United States of America as represented by the Librarian of CongressMethod of deacidifying paper
US405127623. Febr. 197627. Sept. 1977The United States Government as represented by the Librarian of CongressMethod of deacidifying paper
US510499720. Dez. 199014. Apr. 1992FMC CorporationMass treatment of cellulosic materials
US527784222. März 199311. Jan. 1994Battelle-Institut e.V.Solvents for agents to mass deacidify books and other paper products in an environmentally safe manner
US543382721. Dez. 199318. Juli 1995Pulp and Paper Research Institute of CanadaMethod for the deacidification of papers and books
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
US66418772. März 20014. Nov. 2003Article and method for retarding the deterioration rate of acidic paper
US689045523. Jan. 200410. Mai 2005The Sherwin-Williams CompanyArchival spray composition
US697463228. Febr. 200513. Dez. 2005The Sherwin-Williams CompanyArchival spray composition
US698441628. Febr. 200510. Jan. 2006The Sherwin-Williams CompanyArchival spray composition
US704123628. Febr. 20059. Mai 2006The Sherwin-Williams CompanyArchival spray composition

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