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Patente

Referenziert von

Zitiert von PatentEingetragenAusgestelltUrsprünglich Bevollmächtigter Titel
US393909114. Febr. 197517. Febr. 1976The United States of America as represented by the Librarian of CongressComposition for use in deacidification of paper
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
US431896321. Jan. 19809. März 1982Treatment of cellulosic materials
US433947920. Dez. 197413. Juli 1982Treatment of cellulose
US452284325. Jan. 198411. Juni 1985Deacidification of library materials
US47241585. März 19859. Febr. 1988The British LibraryTreatment of archival material
US480843312. Sept. 198628. Febr. 1989The British LibraryTreatment of archival material
US48606859. März 198729. Aug. 1989Treatment of cellulosic materials
US510499720. Dez. 199014. Apr. 1992FMC CorporationMass treatment of cellulosic materials
US51205006. Febr. 19909. Juni 1992Battelle-Institue e.V.Process and device for nonpolluting mass deacidification of books and other paper products
US51377607. Mai 199111. Aug. 1992Document ReprocessorsDeacidification process
US520807213. Nov. 19914. Mai 1993FMC CorporationMass treatment of cellulosic materials
US526424316. Juni 199223. Nov. 1993FMC CorporationMass cellulose deacidification process
US528232023. Aug. 19911. Febr. 1994FMC CorporationBook drying process
US532255820. Nov. 199221. Juni 1994Battelle Ingenieurtechnik GmbHNeutralizing agent for paper products
US53935622. März 199328. Febr. 1995The United States of America as represented by the Librarian of CongressMethod of preserving and storing books and other papers
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
US545680127. Okt. 199310. Okt. 1995Huels AktiengesellschaftStorage-stable solutions of carbonated magnesium ethylate in ethanol and their preparation and use
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
US629468219. Juni 200025. Sept. 2001E. I. du Pont de Nemours and CompanyAlkoxides with alkaline earths and titanium, zirconium and/or hafnium, their production and use
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
US66768565. Juli 200013. Jan. 2004Deacidification treatment of printed cellulosic materials
US689045523. Jan. 200410. Mai 2005The Sherwin-Williams CompanyArchival spray composition
US77587779. Sept. 200520. Juli 2010Konica Minolta Opto, Inc.Polarizing plate protecting film and its manufacturing method, polarizing plate and liquid crystal display
US78200097. Febr. 200726. Okt. 2010The Royal Institution for the Advancement of Learning/McGill UniversityCellulose composites comprising hydrophobic particles and their use in paper products

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