EP1069238A1 - Dispositif pour la déacidification de livres ou similaires - Google Patents

Dispositif pour la déacidification de livres ou similaires Download PDF

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Publication number
EP1069238A1
EP1069238A1 EP99113739A EP99113739A EP1069238A1 EP 1069238 A1 EP1069238 A1 EP 1069238A1 EP 99113739 A EP99113739 A EP 99113739A EP 99113739 A EP99113739 A EP 99113739A EP 1069238 A1 EP1069238 A1 EP 1069238A1
Authority
EP
European Patent Office
Prior art keywords
nozzles
powder
books
outlet
jets
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP99113739A
Other languages
German (de)
English (en)
Inventor
Damir Turkovic
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TURKOVIC, BOZENA
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to EP99113739A priority Critical patent/EP1069238A1/fr
Publication of EP1069238A1 publication Critical patent/EP1069238A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H25/00After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
    • D21H25/18After-treatment of paper not provided for in groups D21H17/00 - D21H23/00 of old paper as in books, documents, e.g. restoring

Definitions

  • the invention is directed to a device for deacidifying books or the like, the book pages being sealed off from the outside Treatment chamber in vacuum with one for lye formation qualified powder are applied, the powder in air currents is fed via nozzles.
  • diethyl zinc is used as an alkaline gas for used the treatment.
  • this procedure leaves one unwanted smell in the books as well as an iridescent part Discoloration of the covers.
  • the high temperatures are also problematic to watch the books because of the exothermic process are exposed.
  • negative long-term effects cannot be quite exclude any later storage of the books Require in dark rooms. Beyond that could not economically enforce this procedure because of the high costs.
  • the system does not therefore have the disadvantages that occur with wet processes, such as defects alkaline reserve or "crescent effect", but the books will mechanically stressed. Besides, the books are too subjected to a relatively high handling stress, which by the individual book handling and the necessary machine change is. Since this method only requires subjective control of the Amount of base anhydrite performed in the book, it may happen that the books after treatment with powdered active ingredient are.
  • the object of the invention is a device to improve the type mentioned above so that an even more effective Application of the powder and thus an even more effective treatment of the individual book pages is made possible.
  • the nozzles can advantageously be, for example, a circular arc Have exit cross-section, it can be provided that the exit cross-section has a different width in the central area than in the edge area. This also results in a targeted swirling of the emerging Airflow reached.
  • the outlet cross section can be through Circle segment be formed.
  • the angle of attack of the nozzles are variable and it has been found that this an optimal adaptation to the respective book type and size is possible.
  • the setting range can be, for example, approximately 6 ° to 20 °.
  • the treatment chamber particularly advantageously has an outlet opening with a subsequent outlet line in which a suction Fan, e.g. arranged in the manner of an axial fan, the Outlet line return lines to the nozzles to form a closed circuit are assigned.
  • a suction Fan e.g. arranged in the manner of an axial fan
  • the nozzles have a storage chamber for powder capable of forming lye, which is produced by the application of a vacuum in the closed space and by opening one Valve is whirled up and sucked in.
  • the movement speed of the carriage is program-controlled is changeable.
  • this speed of movement can vary depending on the type of book dependent, but it is also possible within one single treatment cycle in succession at different speeds to work.
  • FIG. 1 a treatment room which is closed off from the outside is shown schematically at 1 for books to be treated 2, which, as in EP 0 918 105 A2 described in more detail on a carriage-like device 3 are arranged.
  • the device 3 comprises a base plate 4 on which are mounted on bearings 5 four wheels 6, which run in rails 7, so that the device 3, as illustrated by the arrow 8, perpendicular to Drawing plane in Fig. 1 is reciprocable, so that the sides of the Books 2 are fanned out.
  • An upper outlet 9 closes one in the drawing Outlet and ring line, not shown.
  • Axial blower 10 arranged, which air and powder from the interior 11 sucks and a not shown in the drawing Circulation line feeds nozzles 12, 13, which are relative to the base plane 14 of the interior 11 have an inclination angle ⁇ .
  • Fig. 2 the top view shows how the book cover 15, 16 of the book 2 are open and the summary of Fig. 1 and 2 shows that from the nozzles 12, 13 loaded with powder with appropriate control Airflow An air vortex is passed through Book 2, the one includes curved main flow and a plurality of small vortices 17, which ensure that powder carried by the air flow is particularly sustainable is deposited on the pages of Book 2.
  • the outlet openings 18, 19 according to FIG. 3a are substantially circular formed, the outlet opening 18 of the nozzle 12 in Middle region 20 has a larger opening than in the edge regions 21, whereas the outlet opening 19 of the nozzle 13 in the central region 22nd has a smaller diameter than in the edge region 23.
  • the outlet openings 18 ', 19' in the form of a segment of a circle, the outlet opening 18 'being smaller than a semi-circular segment and the outlet opening 19 'a semi-circular segment corresponds.

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  • Drying Of Solid Materials (AREA)
EP99113739A 1999-07-14 1999-07-14 Dispositif pour la déacidification de livres ou similaires Withdrawn EP1069238A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP99113739A EP1069238A1 (fr) 1999-07-14 1999-07-14 Dispositif pour la déacidification de livres ou similaires

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP99113739A EP1069238A1 (fr) 1999-07-14 1999-07-14 Dispositif pour la déacidification de livres ou similaires

Publications (1)

Publication Number Publication Date
EP1069238A1 true EP1069238A1 (fr) 2001-01-17

Family

ID=8238598

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99113739A Withdrawn EP1069238A1 (fr) 1999-07-14 1999-07-14 Dispositif pour la déacidification de livres ou similaires

Country Status (1)

Country Link
EP (1) EP1069238A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019105489A1 (fr) * 2017-11-28 2019-06-06 华南理工大学 Nouveau type de désacidification de livre ancien et appareil de renforcement et de consolidation
US11486096B2 (en) * 2017-11-28 2022-11-01 South China University Of Technology Method for strengthening and reinforcing ancient books

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5433827A (en) * 1993-12-21 1995-07-18 Pulp And Paper Research Institute Of Canada Method for the deacidification of papers and books
DE4436635A1 (de) * 1994-10-13 1996-04-18 Oswald Dr Bell Verfahren sowie Vorrichtung zur Entsäuerung von Druck- und Papiererzeugnissen aller Art
EP0918105A2 (fr) * 1997-11-21 1999-05-26 Damir Turkovic Procédé et dispositif de déacidification de livres

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5433827A (en) * 1993-12-21 1995-07-18 Pulp And Paper Research Institute Of Canada Method for the deacidification of papers and books
DE4436635A1 (de) * 1994-10-13 1996-04-18 Oswald Dr Bell Verfahren sowie Vorrichtung zur Entsäuerung von Druck- und Papiererzeugnissen aller Art
EP0918105A2 (fr) * 1997-11-21 1999-05-26 Damir Turkovic Procédé et dispositif de déacidification de livres

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019105489A1 (fr) * 2017-11-28 2019-06-06 华南理工大学 Nouveau type de désacidification de livre ancien et appareil de renforcement et de consolidation
US11486096B2 (en) * 2017-11-28 2022-11-01 South China University Of Technology Method for strengthening and reinforcing ancient books
US11549218B2 (en) 2017-11-28 2023-01-10 South China University Of Technology Device for deacidifying, reinforcing and strengthening ancient books

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