Fuel filter and method of adding fuel additive to diesel fuel
US7938960B2 · kind B2 · utility
1Cited by
23References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2007 |
| Grant date | May 10, 2011 |
| Priority date | — |
| Expiry date | Oct 16, 2028 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02M37/34
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Disclosed herein is an apparatus and method for adding a lubricating additive to a diesel fuel. In one exemplary embodiment a diesel fuel filter is provided, the diesel fuel filter comprising: a housing having at least one inlet opening and at least one outlet opening configured to define a flow path therethrough; filter media disposed in the flow path; and an additive cartridge configured to disperse a lubricating additive into diesel fuel passing through the filter, wherein the fuel filter comprises an adsorbent comprising an inorganic oxide having a surface acidity characterized by a pKa of less than or equal to −3.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.