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Your search returned 96 patents.
( 106/500 in Current US Classification ) |
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| 1 |
| Patent ID | Title | Date Filed |
| 4595417 | Process for treating aqueous slurry of pigment
| October 29, 1984 |
| 4469519 | Soft textured high strength Alkali Blue pigment
| November 12, 1982 |
| 4415705 | Rosin derivatives used as dispersants
| July 19, 1982 |
| 4368161 | Agent for improving chroma and brightness of pigments
| April 10, 1981 |
| 4327017 | Agent of chroma and brightness for pigments
| March 6, 1980 |
| 4310483 | Thermal tumbling granulation
| August 3, 1979 |
| 4300954 | Flushing process for pigments
| January 3, 1980 |
| 4277288 | Fluidized granulation of pigments using organic granulating assistant
| October 2, 1979 |
| 4272298 | Process for conditioning a pigment in liquid ammonia
| September 18, 1979 |
| 4260424 | Method for preparing a pigment composition
| August 17, 1979 |
| 4194921 | Pigment compositions and process for dust free pigment beads
| June 16, 1978 |
| 4188236 | Process for the production of a pigment composition
| November 9, 1978 |
| 4177082 | Process for granulating pigment compositions
| March 20, 1978 |
| 4175979 | Process for the manufacture of a pigment composition in bead form
| October 3, 1977 |
| 4170487 | Process for granulating pigment compositions
| March 24, 1978 |
| 4153602 | Process for the preparation of a N,N'-dimethyl-perylene-3,4,9,10-tetracarboxylic acid diimide pigment
| February 2, 1976 |
| 4102838 | Composition and method for selective boronizing
| May 23, 1977 |
| 4102704 | Pigmentary compositions based on esters of resin acids and amino-alcohols
| January 24, 1977 |
| 4055439 | Process for the manufacture of dustless, readily dispersible pigment granules
| August 28, 1975 |
| 4035196 | Absorbent composition
| January 2, 1975 |
| 4015999 | Pigment compositions
| December 19, 1975 |
| 4007051 | Composition and preparation of a dry predispersed coated pigment
| February 9, 1976 |
| 4001035 | Coloring composition
| October 6, 1975 |
| 3925094 | Dyestuff preparations and process for their manufacture
| April 9, 1973 |
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