US PATENT SUBCLASS 101 / 451
.~.~ With application of ink repellent or ink receptive liquid


Current as of: June, 1999
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101 /   HD   PRINTING

130  DF  PLANOGRAPHIC {8}
450.1  DF  .~ Processes of lithographic printing {1}
451.~.~ With application of ink repellent or ink receptive liquid {1}
452  DF  .~.~.~> Non-aqueous


DEFINITION

Classification: 101/451

(under subclass 450.1) Process including the step of applying a liquid to the plate or surface, said liquid depending upon the mutual immiscibility of water and ink or aliphatic hydrocarbons and nonoily or nonoleoresinous inks for its rejection or acceptance by said areas.

(1) Note. The liquid applied to the plate may contain both the ink and the ink-repellent material or, two fluids may be applied at intervals to supply the ink or ink-repellent material in separate applications thereof.

(2) Note. Fluids of this type are usually referred to as dampening or fountain solutions.