Did You Know...
...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 4713256 | Process for preparing a chocolate paste A process for the preparation of chocolate paste is disclosed wherein various ingredients such as cocoa and powdered sugar are subjected to grinding and powdered sugar are subject to operations grinding to a predetermined degree of particle size, fluidifi... | 12/15/1987 |
| 4679498 | Installation for preparing a chocolate paste Apparatus for preparing a chocolate paste in which the various ingredients comprising at least cocoa and powdered sugar are subject to operations of grinding to a predetermined degree of particle size, of fluidification by dispersion of the particles of s... | 07/14/1987 |
| 4661449 | Process and installation for the preparation of a sweet wort Process for the preparation of a sweet wort from a cereal, in which previously mashed cereal flour is mixed with a hydrolyzing substance introducing enzymes to undergo a saccharification treatment. Before mashing, the cereal flour is subjected to a cookin... | 04/28/1987 |
| 4624577 | Screw element for a material processing machine A screw element for use in a material-processing machine comprising at least one screw formed by a central driving shaft (2) on which are mounted a plurality of hollow elements (12, 13 . . . ) provided on their inner wall with grooves (31) engaging with c... | 11/25/1986 |
| 4600311 | Material-processing screw machine The material-processing machine comprises at least a screw (11) driven in rotation inside a sleeve (1) and constituted by a central driving shaft (2) on which are mounted a plurality of screw elements (3) forming a stack of adjoining elements clamped betw... | 07/15/1986 |
