A cryptical readable image and its preparing method
CN101143511A
A kind of assay method of intaglio print ink paper inking ratio
CN101143509A
A kind of method for measuring intaglio print ink stencil ink-transferring amount
CN101143510A
Method for measuring intaglio print ink printing plate ink-consumption amount
CN101138904A
A kind of assay method of intaglio printing ink forme transferring rate
DE102007019489A1
Cleaning a ceramic ultrafiltration membrane comprises using a composition A comprising sodium hydroxide, alkylbenzene sulfonate and sodium carbonate and a composition B comprising nitric acid, peroxide and hypochlorite
CN1850513A
Paper printing front-back allochthonous same-number digital code-spraying label device and its method
WO2006131034A1
Optically variable ink having polarization effect
CN1736896A
Waste water treatment agent for novel gravure note printing
CN1702127A
Optical color variable pigment with near-infrared transmission feature and preparation process thereof
CN1690135A
Anti-false printing ink of light-coloured infrared absorption powder with high absorptivity
CN1569594A
Device and technology for sequential stacking and arrangement of banknote for note counting machine