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 |
| 7540889 | Production of a refinery feedstock from soaps produced during a chemical pulping process The process for preparing a refinery feedstock from black liquor soap comprising adding excess alcohol (preferably methanol) to black liquor soap. Acid is then added to the mixture to drop the pH of the mixture to approximately 2 to convert carboxylate salt of fatty... | 06/02/2009 |
| 6680029 | Incense match An incense device is provided and comprises an elongated incense stick that in one embodiment includes an opening. An ignition device including a head portion and a shaft portion is secured to the incense stick. In another embodiment, an ignition head is ... | 01/20/2004 |
| 6613289 | Incense match An incense device is provided and comprises an elongated extruded incense sleeve having a central axial opening formed in the incense sleeve. A wooden match having a stem portion and a head is associated with the incense sleeve. Particularly, the stem por... | 09/02/2003 |
| 5865862 | Match design with burn preventative safety stem construction and selectively impregnable scenting composition means A match design exhibiting burn preventative safety stem construction with a match head having an ignitable composition formed thereon. An elongate stem includes a first end and a second end with the match head being formed onto the first end. The elongate... | 02/02/1999 |
| 4671800 | Low rank and waste coal derived fuel compositions and method of manufacture of such compositions Coal char, preferably produced by the pyrolytic destructive thermal distillation in the absence of oxygen of carbonaceous materials selected from lignites, peats, low rank coals, and waste coals, is beneficiated, ground and sized and then is admixed in su... | 06/09/1987 |
| 4610694 | Match A match having a scent compound released upon burning is described, in which the igniting tip end of the matchstick is coated with a first layer consisting of an adsorbent, a scent compound and/or a deodorant and a binder and, onto this first layer, with ... | 09/09/1986 |
| 4540419 | Humidity resistant matches and process for the manufacture thereof In accordance with the invention humidity resistant matches having excellent and improved humidity resistance as well as excellent strike sensitivity are provided using a polyacrylic or substituted polyacrylic acid as the binder and zinc oxide as the fill... | 09/10/1985 |
| 4208189 | Match splints and matches made therewith A match splint is formed from a rigid core member, which can be substantially non-porous, e.g. of glass, metal or plastic, or porous, e.g. of wood or wood substitute, with an absorbent layer of finely divided particles or fibres adhering to the core adjac... | 06/17/1980 |
| 4205958 | Method for the manufacture of matches A method for the manufacture of matches which comprises applying to a match splint, before the formation thereon of the match head, a surface coating of an aqueous dispersion comprising (i) a low melting point solid fuel e.g. paraffin wax, (ii) a finely d... | 06/03/1980 |
| 4200437 | Method for the manufacture of matches A method for the manufacture of matches which comprises applying to a match splint, before the formation thereon of the match head, a surface coating of an aqueous dispersion comprising (i) a low melting point solid fuel e.g. paraffin wax, (ii) a finely d... | 04/29/1980 |
| 4072473 | Self-extinguishing match and method of manufacture A match splint is impregnated with fire retardant chemicals during any of several steps of manufacture for adjusted fire retardancy control.... | 02/07/1978 |
