Patents for B41N 3 - Preparing for use or conserving printing surfaces (3,811)
12/1992
12/16/1992EP0517959A1 Fountain solution for a diazobased lithographic printing plate
12/10/1992WO1992021795A1 TREATING Al SHEET
12/09/1992EP0517462A1 Dampening fluid supply system
12/02/1992EP0516372A1 Concentrated dampening water composition for lithographic printing
12/02/1992EP0515453A1 Lithographic plates.
11/1992
11/25/1992EP0514990A1 A lithographic base and a method for making a lithographic printing plate therewith
11/25/1992EP0514556A1 Additive for dampening solution for lithographic plate and stock dampening solution
11/24/1992US5165345 Lithographic printing plates containing image-support pigments and methods of printing therewith
11/24/1992US5165344 Benzimidazole or Derivative
11/19/1992EP0514312A1 Offset printing plate and process for the manufacture thereof
11/17/1992US5164000 Improved wetting, butanols, pentanols, hexanols
11/17/1992US5163999 Free of isopropanol
11/17/1992CA2068589A1 Offset printing plate and process for the manufacture thereof
11/12/1992WO1992019455A1 Moistening agent for use in the offset printing process
11/10/1992US5161465 Method of extending the useful life and enhancing performance of lithographic printing plates
11/03/1992US5159879 Plate surface correcting solution for dry lithographic printing plate
10/1992
10/29/1992DE4113474A1 Feuchtmittel zur verwendung im offset-druckverfahren Fountain solution for use in offset printing process
10/27/1992US5158017 For a lithographic printing press
10/21/1992EP0509523A1 Direct-image type lithographic printing plate precursor
10/20/1992US5156760 For removal of ink and glaze from printing press rollers
10/20/1992US5156723 Using alternating current and electrolyte comprising sulfate ions and chloride ions
10/06/1992US5152877 Method for producing support for printing plate
10/01/1992DE4128863C1 Bending appts. for offset printing plates - has bending plate with recess, starting at plate abutment and extending up to bending edge
09/1992
09/29/1992CA1308099C Phosphated, oxidized starch and use of same as dispersant in aqueous solutions and coating for lithography
09/23/1992EP0504916A1 Additive for lithographic dampening solution and use thereof
09/23/1992EP0504811A1 Arc-grained lithoplate and two step method for making it
09/19/1992CA2057785A1 Arc-grained lithoplate and two-step method for making it
09/16/1992EP0503602A1 Method of making lithographic printing plate
09/15/1992US5147513 Process for the production of a surface structure on printing mechanism cylinders for offset printing presses
09/09/1992EP0502507A1 Method and apparatus for electrolytic treatment
09/05/1992WO1992015728A1 Device for continuous electrodeless electrochemical treating of an electrically conductive web in an electrolyte cell and its use
09/05/1992CA2104600A1 Device for continuous electrodeless electrochemical treating of an electrically conductive web in an electrolyte cell and its use
09/02/1992EP0501458A1 Method for treating a surface of an aluminum substrate for a printing plate
09/02/1992EP0501065A1 Lithographic printing plates containing image-support pigments
09/01/1992US5143639 Offset printing; cleaning; surfactant and vegetable oil; pollution control
08/1992
08/26/1992WO1992014618A1 Method of extending the useful life and enhancing performance of lithographic printing plates
08/25/1992US5141605 Electrochemical surface-roughening, etching treatment and electrochemical surface roughening in acidic medium
08/12/1992EP0498545A1 Improvements in or relating to printing
08/05/1992EP0497351A1 Presensitized plate for use in making lithographic printing plate
07/1992
07/31/1992WO1992014190A1 Pre-bake printing plate composition
07/31/1992CA2100082A1 Pre-bake printing plate cmposition
07/30/1992CA2060266A1 Printing
07/28/1992US5133979 Glycoprotein and complex carbohydrates
07/21/1992CA1305296C Fountain solutions
07/15/1992CN1062694A Laser printer direct imaging offset printign plate material
06/1992
06/18/1992WO1992011141A1 Isopropyl alcohol-free catalytic fountain solution concentrate and method for introducing a catalytic agent into lithographic printing ink
06/17/1992EP0490231A2 Polyethyleneimine- and polyvinylamine-derivates, aluminum based carriers coated with them and their use in making offsetprinting plates
06/16/1992US5122243 Uniform grain, free of pits
06/12/1992WO1992010368A1 Additive for dampening solution for lithographic plate and stock dampening solution
06/12/1992CA2075045A1 Additive and concentrate for damping water for lithographic printing
05/1992
05/20/1992EP0485958A1 Process for preparing a substrate for a lithographic plate
05/19/1992US5114825 Substrates for PS plates
05/12/1992US5112401 Correction fluid for electrophoto plates for offset printing
05/12/1992US5112171 Milling head for the fine machining of workpieces, in particular gravure cylinders
05/07/1992DE4034765A1 Cleaning and regenerating compsn. for offset printing - contg. aliphatic di:basic ester and/or methyl pyrrolidone, aliphatic and/or aromatic hydrocarbon for rubber
05/05/1992US5110710 Nonstaining, press life
04/1992
04/29/1992EP0482893A1 Dampening water composition for lithographic printing and method for lithographic printing
04/29/1992EP0482653A1 Plate surface correcting solution for dry lithographic printing plate
04/26/1992CA2053554A1 Dampening water composition for lithographic printing and method for lithographic printing
04/21/1992US5106414 Dampening water composition for lithographic printing and additive for dampening water
04/21/1992CA1299007C Hydrophilized support materials for offset printing plates
04/15/1992EP0480229A2 Process for the production of a surface structure on impression cylinders for offset printing machines
04/14/1992US5104743 Electrolysis or anodizing surface treatment; high strength
04/14/1992US5104567 Applying mixture of vegetable oil and emulsifier, then removal; nontoxic, biodegradable, simplification, efficiency
04/14/1992US5104484 Method for manufacturing substrates for ps plates
04/14/1992US5103730 Method and apparatus for cleaning and maintaining printing presses
04/06/1992WO1992006413A1 Printing plate protectant
04/06/1992CA2093234A1 Printing plate protectant
04/01/1992EP0478493A1 Press dampening system
03/1992
03/31/1992CA1298138C Method and apparatus for dampening plate cylinder of offset press
03/19/1992DE4029225A1 Offset printing plate for printing with wiping water - has covering layer with hydrophobic, hydrophobic and oleophilic components
03/17/1992US5096487 Fountain composition for use in offset printing
03/17/1992US5095930 Process for the uniform introduction of a fluid, and apparatus for carrying out the process
03/10/1992US5094733 Counterelectrodes, discharge outlets, for producing a rough-surfaced aluminum printing plate
02/1992
02/19/1992EP0471351A1 Method for preparing substrate for lithographic printing plates, substrate for lithographic printing plates prepared by the method and presensitized plate comprising the substrate
02/18/1992CA1296119C Lithographic fountain solution containing mixed colloids
02/12/1992EP0470529A1 Substrate for lithographic printing plate
01/1992
01/29/1992EP0468313A1 Plate-, foil- and web-shaped support material for offset printing plates, process for its production and use thereof
01/29/1992EP0468312A1 Hydrophilic copolymers and their use in reprography
01/29/1992EP0468311A1 Hydrophilic copolymers and their use in reprography
01/29/1992EP0468310A1 Thermally crosslinkable hydrophilic copolymers and their use in reprography
01/29/1992EP0468309A1 Hydrophilic copolymers and their use in reprography
01/23/1992DE4023271A1 Thermosetting hydrophilic copolymer - having acid and basic side gps. and N-butoxy-methyl-carbamoyl gps., used for treating lithographic substrate
01/22/1992CA2047483A1 Hydrophilic copolymers and their use in reprography
01/22/1992CA2047465A1 Thermally crosslinkable hydrophilic copolymers and their use in reprography
01/22/1992CA2047464A1 Support material for offset-printing plates in the form of a sheet, a foil or a web process for its production and offset-printing plate comprising said material
01/22/1992CA2047463A1 Hydrophilic copolymers and their use in reprography
01/22/1992CA2047449A1 Hydrophilic copolymers and their use in reprography
01/21/1992US5082537 Electrolysis, mechanical
01/16/1992DE4021662A1 Printing machine print image formation system
01/07/1992US5078805 Method of producing support for planographic printing-plate
12/1991
12/31/1991US5076899 Aluminum alloy support material and process for producing a support for a lithographic printing plate
12/24/1991US5074976 Process for producing aluminum support for lithographic printing plate
12/17/1991US5073475 Production of plate-like, sheet-like or tape-like materials and of sensitized lithographic printing plates
11/1991
11/13/1991EP0456074A2 Fountain solution for use in offset printing
11/12/1991US5064749 Dampening water composition for lithographic plate
11/12/1991US5064511 Electrochemical graining of aluminum or aluminum alloy surfaces
11/11/1991CA2041516A1 Fountain solution for offset printing
10/1991
10/29/1991US5061607 Composition for protecting the surface of lithographic printing plates
10/29/1991US5061591 Presensitized aluminum lithographic plate having thereon a positive or negative working light sensitive layer
1 ... 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39