US4187078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coal dispersing oil
Assignee: NOF Corp
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Filing: 1977-10-06
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Granted: 1980-02-05
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Expires: 1997-10-06
Abstract
Abstract Coal dispersing oil compositions containing 10-90% by weight of a petroleum oil, 10-90% by weight of coal powders and 0.01-5% by weight of at least one surface active agent selected from phosphoric esters, salts of phosphoric esters, organic sulfonic acids, salts of organic sulfonic acids, sulfuric esters and salts of sulfuric esters.
Inventors
- 👤 Hirozumi Shimizu
- 👤 Taizo Igarashi
- 👤 Takaharu Ishizaki
- 👤 Toshio Koma
- 👤 Hideki Takahashi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:42
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/32
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
63 words
Coal dispersing oil compositions containing 30-60% by weight of a petroleum oil, 40-70% by weight of coal powders and 0.01-5% by weight of at least one surface active agent selected from the group of compounds consisting of alkyl esters of sulfosuccinic acids, alkenyl esters of sulfosuccinic acids, α-sulfonated fatty acids, α-sulfonated fatty acid alkyl esters, and metal and amine salts of these compounds.
Claim 2
Dependent Claim
63 words
Coal dispersing oil compositions containing 30-60% by weight of a petroleum oil, 40-70% by weight of coal powders and 0.01-5% by weight of at least one surface active agent selected from the group of compounds consisting of alkyl esters of sulfosuccinic acids, alkenyl esters of sulfosuccinic acids, α-sulfonated fatty acids, α-sulfonated fatty acid alkyl esters, and metal and amine salts of these compounds.
Claim 3
Dependent Claim
16 words
The compositions as claimed in claim 1, wherein the coal powders are anthracite or bituminous coal.
Claim 4
Dependent Claim
19 words
The compositions as claimed in claim 1, wherein the petroleum oil is crude oil, fuel oil or gas oil.
Claim 5
Dependent Claim
159 words
A coal dispersing oil composition containing 30-60% by weight of a petroleum oil, 40-70% by weight of coal powders and 0.01-5% by weight of at least one surface active agent that is a phosphoric ester selected from the group consisting of monocapryl phosphate, mono-2-ethylhexyl phosphate, di-2-ethylhexyl phosphate, di[polyoxyethylene(10)lauryl ether] phosphate, mono [polyoxyethylene(2)polyoxypropylene(4)lauryl ether] phosphate, mono[polyoxyethylene(10)sorbitan monolaurate] phosphate, triethanolamine mixture of mono- and dicoco phosphate, diethanolamine mixture of mono- and di[polyoxyethylene(10)nonylphenyl ether] phosphate, triethanolamine di[polyoxypropylene(3)cetyl ether] phosphate, dimethyl ethanolamine di[ethylene glycol monomyristate] phosphate, ethylenediamine mixture of mono- and di-2-ethylhexyl phosphate, lauryl dimethylamine mono[polyoxyethylene(12)sorbitan monotallow ester] phosphate, monoethanolamine monoleyl phosphate, sodium mixture of mono- and di[polyoxyethylene(10) nonylphenyl ether] phosphate, calcium dicoco phosphate, aluminum mono[polyoxyethylene(3)polyoxypropylene-(3)nonylphenyl ether] phosphate, potassium mixture of mono- and di[polyoxypropylene(4)capryl ether] phosphate, magnesium mixture of mono- and di[ethylene glycol monomyristate] phosphate, zinc mono[polyoxyethylene(10)sorbitan monolaurate] phosphate, monoethanolamine di-2-ethylhexyl phosphate and calcium monococo phosphate, α-sulfonated hydrogenated tallow fatty acid mono-2-ethylhexyl phosphate, and calcium α-sulfonated hydrogenated coco methyl ester barium dicoco phosphate.
Claim 6
Dependent Claim
159 words
A coal dispersing oil composition containing 30-60% by weight of a petroleum oil, 40-70% by weight of coal powders and 0.01-5% by weight of at least one surface active agent that is a phosphoric ester selected from the group consisting of monocapryl phosphate, mono-2-ethylhexyl phosphate, di-2-ethylhexyl phosphate, di[polyoxyethylene(10)lauryl ether] phosphate, mono [polyoxyethylene(2)polyoxypropylene(4)lauryl ether] phosphate, mono[polyoxyethylene(10)sorbitan monolaurate] phosphate, triethanolamine mixture of mono- and dicoco phosphate, diethanolamine mixture of mono- and di[polyoxyethylene(10)nonylphenyl ether] phosphate, triethanolamine di[polyoxypropylene(3)cetyl ether] phosphate, dimethyl ethanolamine di[ethylene glycol monomyristate] phosphate, ethylenediamine mixture of mono- and di-2-ethylhexyl phosphate, lauryl dimethylamine mono[polyoxyethylene(12)sorbitan monotallow ester] phosphate, monoethanolamine monoleyl phosphate, sodium mixture of mono- and di[polyoxyethylene(10) nonylphenyl ether] phosphate, calcium dicoco phosphate, aluminum mono[polyoxyethylene(3)polyoxypropylene-(3)nonylphenyl ether] phosphate, potassium mixture of mono- and di[polyoxypropylene(4)capryl ether] phosphate, magnesium mixture of mono- and di[ethylene glycol monomyristate] phosphate, zinc mono[polyoxyethylene(10)sorbitan monolaurate] phosphate, monoethanolamine di-2-ethylhexyl phosphate and calcium monococo phosphate, α-sulfonated hydrogenated tallow fatty acid mono-2-ethylhexyl phosphate, and calcium α-sulfonated hydrogenated coco methyl ester barium dicoco phosphate.
Claim 7
Dependent Claim
16 words
The compositions as claimed in claim 4, wherein the coal powders are anthracite or bituminous coal.
Claim 8
Dependent Claim
19 words
The compositions as claimed in claim 4, wherein the petroleum oil is crude oil, fuel oil or gas oil.
Claim 9
Dependent Claim
64 words
A coal dispersing oil composition containing 40-60% by weight of a petroleum oil, 39-59.7% by weight of coal powders and 0.01-5% by weight of at least one surface active agents selected from the group of compounds consisting of alkyl esters of sulfosuccinic acids, alkenyl esters of sulfosuccinic acids, α-sulfonated fatty acids, α-sulfonated fatty acid alkyl esters, and metal and amine salts of these compounds.
Claim 10
Dependent Claim
64 words
A coal dispersing oil composition containing 40-60% by weight of a petroleum oil, 39-59.7% by weight of coal powders and 0.01-5% by weight of at least one surface active agents selected from the group of compounds consisting of alkyl esters of sulfosuccinic acids, alkenyl esters of sulfosuccinic acids, α-sulfonated fatty acids, α-sulfonated fatty acid alkyl esters, and metal and amine salts of these compounds.
Claim 11
Dependent Claim
157 words
A coal dispersing oil composition containing 40-60% by weight of a petroleum oil, 39-59.7% by weight of coal powders and 0.01-5% by weight of at least one surface active agent that is a phosphoric ester selected from the group consisting of monocapryl phosphate, mono-2-ethylhexyl phosphate, di-2-ethylhexyl phosphate, di[polyoxyethylene(10)lauryl ether] phosphate, mono[polyoxyethylene(2)polyoxypropylene(4)lauryl ether] phosphate, mono[polyoxyethylene(10)sorbitan monolaurate] phosphate, triethanolamine mixture of mono- and dicoco phosphate, diethanolamine mixture of mono- and di[polyoxyethylene(10)nonylphenyl ether] phosphate, triethanolamine di[polyoxypropylene(3)cetyl ether] phosphate, dimethyl ethanolamine di[ethylene glycol monomyristate] phosphate, ethylenediamine mixture of mono- and di-2-ethylhexyl phosphate, lauryl dimethylamine mono[polyoxyethylene(12)sorbitan monotallow ester] phosphate, monoethanolamine monoleyl phosphate, sodium mixture of mono- and di[polyoxyethylene(10)nonylphenyl ether] phosphate, calcium dicoco phosphate, aluminum mono[polyoxyethylene(3)polyoxypropylene-(3)nonylphenyl ether] phosphate, potassium mixture of mono- and di[polyoxypropylene(4)capryl ether] phosphate, magnesium mixture of mono- and di[ethylene glycol monomyristate] phosphate, zinc mono[polyoxyethylene(10)sorbitan monolaurate] phosphate, monoethanolamine di-2-ethylhexyl phosphate and calcium monococo phosphate, α-sulfonated hydrogenated tallow fatty acid mono-2-ethylhexyl phosphate, and calcium α-sulfonated hydrogenated coco methyl ester barium dicoco phosphate.
Claim 12
Dependent Claim
157 words
A coal dispersing oil composition containing 40-60% by weight of a petroleum oil, 39-59.7% by weight of coal powders and 0.01-5% by weight of at least one surface active agent that is a phosphoric ester selected from the group consisting of monocapryl phosphate, mono-2-ethylhexyl phosphate, di-2-ethylhexyl phosphate, di[polyoxyethylene(10)lauryl ether] phosphate, mono[polyoxyethylene(2)polyoxypropylene(4)lauryl ether] phosphate, mono[polyoxyethylene(10)sorbitan monolaurate] phosphate, triethanolamine mixture of mono- and dicoco phosphate, diethanolamine mixture of mono- and di[polyoxyethylene(10)nonylphenyl ether] phosphate, triethanolamine di[polyoxypropylene(3)cetyl ether] phosphate, dimethyl ethanolamine di[ethylene glycol monomyristate] phosphate, ethylenediamine mixture of mono- and di-2-ethylhexyl phosphate, lauryl dimethylamine mono[polyoxyethylene(12)sorbitan monotallow ester] phosphate, monoethanolamine monoleyl phosphate, sodium mixture of mono- and di[polyoxyethylene(10)nonylphenyl ether] phosphate, calcium dicoco phosphate, aluminum mono[polyoxyethylene(3)polyoxypropylene-(3)nonylphenyl ether] phosphate, potassium mixture of mono- and di[polyoxypropylene(4)capryl ether] phosphate, magnesium mixture of mono- and di[ethylene glycol monomyristate] phosphate, zinc mono[polyoxyethylene(10)sorbitan monolaurate] phosphate, monoethanolamine di-2-ethylhexyl phosphate and calcium monococo phosphate, α-sulfonated hydrogenated tallow fatty acid mono-2-ethylhexyl phosphate, and calcium α-sulfonated hydrogenated coco methyl ester barium dicoco phosphate.
Claim 13
Dependent Claim
64 words
A coal dispersing oil composition containing 10-90% by weight of a petroleum oil, 10-90% by weight of coal powders and 0.01-5% by weight of at least one surface active agents selected from the group of compounds consisting of alkyl esters of sulfosuccinic acids, alkenyl esters of sulfosuccinic acids, α-sulfonated fatty acids, α-sulfonated fatty acid alkyl esters, and metal and amine salts of these compounds.
Claim 14
Dependent Claim
64 words
A coal dispersing oil composition containing 10-90% by weight of a petroleum oil, 10-90% by weight of coal powders and 0.01-5% by weight of at least one surface active agents selected from the group of compounds consisting of alkyl esters of sulfosuccinic acids, alkenyl esters of sulfosuccinic acids, α-sulfonated fatty acids, α-sulfonated fatty acid alkyl esters, and metal and amine salts of these compounds.
Claim 15
Dependent Claim
158 words
A coal dispersing oil composition containing 10-90% by weight of a petroleum oil, 10-90% by weight of coal powders and 0.01-5% by weight of at least one surface active agent that is a phosphoric ester selected from the group consisting of monocapryl phosphate, mono-2-ethylhexyl phosphate, di-2-ethylhexyl phosphate, di[polyoxyethylene(10)lauryl ether] phosphate, mono[polyoxyethylene(2)polyoxypropylene(4)lauryl ether] phosphate, mono[polyoxyethylene(10)sorbitan monolauratel] phosphate, treithanolamine mixture of mono- and dicoco phosphate, diethanolamine mixture of mono- and di[polyoxyethylene(10)nonylphenyl ether] phosphate, triethanolamine di[polyoxypropylene(3)cetyl ether] phosphate, dimethyl ethanolamine di[ethylene glycol monomyristate] phosphate, ethylenediamine mixture of mono- and di-2-ethylhexyl phosphate, lauryl dimethylamine mono[polyoxyethylene(12)sorbitan monotallow ester] phosphate, monoethanolamine monoleyl phosphate, sodium mixture of mono- and di[polyoxyethylene(10) nonylphenyl ether] phosphate, calcium dicoco phosphate, aluminum mono[polyoxyethylene(3)polyoxypropylene-(3)nonylphenyl ether] phosphate, potassium mixture of mono- and di[polyoxypropylene(4)capryl ether] phosphate, magnesium mixture of mono- and di[ethylene glycol monomyristate] phosphate, zinc mono[polyoxyethylene(10)sorbitan monolaurate] phosphate, monoethanolamine di-2-ethylhexyl phosphate and calcium monococo phosphate, α-sulfonated hydrogenated tallow fatty acid mono-2-ethylhexyl phosphate, and calcium α-sulfonated hydrogenated coco methyl ester barium dicoco phosphate.
Claim 16
Dependent Claim
158 words
A coal dispersing oil composition containing 10-90% by weight of a petroleum oil, 10-90% by weight of coal powders and 0.01-5% by weight of at least one surface active agent that is a phosphoric ester selected from the group consisting of monocapryl phosphate, mono-2-ethylhexyl phosphate, di-2-ethylhexyl phosphate, di[polyoxyethylene(10)lauryl ether] phosphate, mono[polyoxyethylene(2)polyoxypropylene(4)lauryl ether] phosphate, mono[polyoxyethylene(10)sorbitan monolauratel] phosphate, treithanolamine mixture of mono- and dicoco phosphate, diethanolamine mixture of mono- and di[polyoxyethylene(10)nonylphenyl ether] phosphate, triethanolamine di[polyoxypropylene(3)cetyl ether] phosphate, dimethyl ethanolamine di[ethylene glycol monomyristate] phosphate, ethylenediamine mixture of mono- and di-2-ethylhexyl phosphate, lauryl dimethylamine mono[polyoxyethylene(12)sorbitan monotallow ester] phosphate, monoethanolamine monoleyl phosphate, sodium mixture of mono- and di[polyoxyethylene(10) nonylphenyl ether] phosphate, calcium dicoco phosphate, aluminum mono[polyoxyethylene(3)polyoxypropylene-(3)nonylphenyl ether] phosphate, potassium mixture of mono- and di[polyoxypropylene(4)capryl ether] phosphate, magnesium mixture of mono- and di[ethylene glycol monomyristate] phosphate, zinc mono[polyoxyethylene(10)sorbitan monolaurate] phosphate, monoethanolamine di-2-ethylhexyl phosphate and calcium monococo phosphate, α-sulfonated hydrogenated tallow fatty acid mono-2-ethylhexyl phosphate, and calcium α-sulfonated hydrogenated coco methyl ester barium dicoco phosphate.
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) | 1983-02-04 | 1983-08-06 | 1984-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-02-04 | 1987-08-06 | 1988-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-02-04 | 1991-08-06 | 1992-02-05 | $7700.00 | Window Closed / Lapsed |