US4145190A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic fuel additive for jet, gasoline, diesel, and bunker fuels
Assignee: Natural Resources Guardianship International Inc
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Filing: 1977-10-13
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Granted: 1979-03-20
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Expires: 1997-10-13
Abstract
Abstract An energy-saving fuel additive for jet engines, gasoline and diesel engines, including additions to domestic heating and light industrial oils (#2 and #3) and residual or bunker fuel (#4, 5, and 6), which comprises as active ingredients a catalytic mixture of a major proportion of picric acid and a minor proportion of ferrous sulfate.
Inventors
- 👤 Harry M. Webb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:24
CPC Classifications
C; C10; C10L; C10L10/00; C10L10/02; C10L1/00; C10L1/10; C10L10/04; F; F02; F02B; F02B51/00; F02B51/02; C10L1/12; C10L1/1233; C10L1/125; C10L1/1275; C10L1/14; C10L1/16; C10L1/1608; C10L1/18; C10L1/182; C10L1/1822; C10L1/1824; C10L1/22; C10L1/222; C10L1/2222; C10L1/23; C10L1/231; F02B2275/00; F02B2275/14; F02B3/00; F02B3/06; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
47 words
A fuel additive for internal combustion and diesel engines consisting of an active ingredient formulation comprising a mixture of picric acid and ferrous sulfate in a relationship of picric acid:ferrous sulfate of about 2:1 to about 550:1 in a mixed solvent of lower alcohol, toluene, and water.
Claim 2
Dependent Claim
47 words
A fuel additive for internal combustion and diesel engines consisting of an active ingredient formulation comprising a mixture of picric acid and ferrous sulfate in a relationship of picric acid:ferrous sulfate of about 2:1 to about 550:1 in a mixed solvent of lower alcohol, toluene, and water.
Claim 3
Dependent Claim
18 words
The additive according to claim 1 wherein the additive is in atomized form for introduction into the engine.
Claim 4
Dependent Claim
17 words
The additive according to claim 1 which additionally contains a minor amount of nitrobenzene as a solvent.
Claim 5
Dependent Claim
19 words
The additive according to claim 1 which additionally contains a minor amount of tertiary dodecylamine as a particulate reducer.
Claim 6
Dependent Claim
42 words
An additive for direct bulk addition to gasoline and diesel fuel containers which comprises in one U.S. gallon: Ferrous sulfate: 0.08-1.4 g Picric acid: 2.8-45.0 g Toluene: 2.4-1.0 kg Isopropyl alcohol: 1.0-2.4 kg Nitrobenzene: 0.08-2.7 g Tertiary dodecylamine: 0.2-1.7 g Water: Balance.
Claim 7
Dependent Claim
42 words
An additive for direct bulk addition to gasoline and diesel fuel containers which comprises in one U.S. gallon: Ferrous sulfate: 0.08-1.4 g Picric acid: 2.8-45.0 g Toluene: 2.4-1.0 kg Isopropyl alcohol: 1.0-2.4 kg Nitrobenzene: 0.08-2.7 g Tertiary dodecylamine: 0.2-1.7 g Water: Balance.
Claim 8
Dependent Claim
39 words
The additive according to claim 5 wherein the preferred amount in one U.S. gallon is: Ferrous sulfate: 1.4 g Picric acid: 45.0 g Toluene: 2.4 kg Isopropyl alcohol: 1.0 kg Nitrobenzene: 2.7 g Tertiary dodecylamine: 1.7 g Water: Balance.
Claim 9
Dependent Claim
21 words
The additive according to claim 1 wherein the dosage utilized for addition to fuel is 1:1,000 to 1:2,000 additive to fuel.
Claim 10
Dependent Claim
20 words
The additive according to claim 1 wherein the dosage utilized for addition to fuel is about 1:1600 additive to fuel.
Claim 11
Independent Claim
63 words
A method for treating fuels for gasoline and diesel engines which comprises adding thereto to each U.S. gallon an additive/fuel comprising a mixture of picric acid and ferrous sulfate in a relationship of picric acid:ferrous sulfate of about 2:1 to about 550:1 in a mixed solvent of lower alkanol, toluene, and water in a dosage of about 1:1,000 to 1:2,000 additive to fuel.
Claim 12
Independent Claim
63 words
A method for treating fuels for gasoline and diesel engines which comprises adding thereto to each U.S. gallon an additive/fuel comprising a mixture of picric acid and ferrous sulfate in a relationship of picric acid:ferrous sulfate of about 2:1 to about 550:1 in a mixed solvent of lower alkanol, toluene, and water in a dosage of about 1:1,000 to 1:2,000 additive to fuel.
Claim 13
Dependent Claim
15 words
The method according to claim 9 wherein the dosage is about 1:1600 additive to fuel.
Claim 14
Dependent Claim
18 words
The method according to claim 9 wherein the additive is in atomized form for introduction into the engine.
Claim 15
Dependent Claim
19 words
The method according to claim 9 wherein the additive additionally contains a minor amount of nitrobenzene as a solvent.
Claim 16
Dependent Claim
20 words
The method according to claim 9 wherein the additive additionally contains a minor amount of tertiary dodecylamine as a solvent.
Claim 17
Dependent Claim
37 words
An additive for use in bunker and residual fuels which has the following ingredients per U.S. gallon: Ferrous sulfate: 4-5.6 g Picric Acid: 8-12 g Toluene: 4-5.6 kg Isopropanol: 0.8-1.2 kg Tertiary dodecylamine: 0.2-1.7 g Water: Balance.
Claim 18
Dependent Claim
37 words
An additive for use in bunker and residual fuels which has the following ingredients per U.S. gallon: Ferrous sulfate: 4-5.6 g Picric Acid: 8-12 g Toluene: 4-5.6 kg Isopropanol: 0.8-1.2 kg Tertiary dodecylamine: 0.2-1.7 g Water: Balance.
Claim 19
Dependent Claim
37 words
The additive according to claim 14 wherein the ingredients have preferred values per U.S. gallon as follows: Ferrous sulfate: 4 g Picric Acid: 8 g Toluene: 4 kg Isopropanol: 0.8 kg Tertiary dodecylamine: 0.2 g Water: Balance.
Claim 20
Dependent Claim
20 words
The additive according to claim 14 wherein the dosage is in the ratio of 1:1,000 to 1:2,000 additive to fuel.
Claim 21
Dependent Claim
19 words
The additive according to claim 14 wherein the dosage is in the ratio of about 1:1600 additive to fuel.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-03-19 | 1982-09-18 | 1983-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-03-19 | 1986-09-18 | 1987-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-03-19 | 1990-09-18 | 1991-03-20 | $7700.00 | Window Closed / Lapsed |