Liquid Fuels (excluding Fuels That Are Exclusively Mixtures Of Liquid Hydrocarbons) Patents (Class 44/300)
- Compound of indeterminate structure prepared by reacting a heterocyclic compound of known structure (Class 44/330)
- The hetero ring contains six members including nitrogen and carbon (Class 44/333)
- The hetero ring contains five members including nitrogen and carbon (e.g., pyrrolidones, porphines, etc.) (Class 44/340)
- The hetero ring contains six members including carbon and chalcogen (e.g., six-membered sorbitans, ketone peroxides, etc.) (Class 44/349)
- The hetero ring contains five members including carbon and chalcogen (Class 44/350)
- The hetero ring contains three or four members (Class 44/353)
- Nitrogen or -C(=X)-, wherein X is chalcogen, attached indirectly to the sulfonate group by nonionic bonding (Class 44/371)
- Hydrazine or organic nitrogen compound salts of sulfonic acids (Class 44/372)
- Overbased sulfonate or carbonated alkaline earth metal sulfonate (Class 44/373)
- With organic -C(=O)O- compound (e.g., carboxylic acids, esters, etc.) (Class 44/374)
- Nitrogen attached to the phosphorus directly or indirectly by acyclic nonionic bonding (Class 44/376)
- Carbon bonded directly to the phosphorus (Class 44/378)
- Chalcogen or halogen attached indirectly to the phosphorus by acyclic nonionic bonding (Class 44/379)
- Organic nitrogen compound salt of organic phosphorus acids (Class 44/380)
- Phosphorus triester (Class 44/382)
- Compound of indeterminate structure prepared by reacting an organic -C(=O)O- compound (Class 44/386)
- Nitrogen or oxygen bonded directly to the carbon of the -C(=O)O- group (e.g., carbamic and carbonic compounds, etc.) (Class 44/387)
- The single bonded oxygen is bonded directly to an additional carbon, which carbon may be single bonded to any element but may be multiple bonded only to carbon (i.e., carboxylic acid esters) (Class 44/388)
- Plural -C(=O)O- groups attached to each other directly or indirectly by nonionic bonding (Class 44/403)
- Nitrogen attached indirectly to the -C(=O)O- group by acyclic nonionic bonding (Class 44/405)
- Organic nitrogen compound salt of carboxylic acids (Class 44/408)
- Nitrogen or chalcogen attached indirectly to the -C(=O)O- group by nonionic bonding (Class 44/410)
- With alkanol, ketone, or phenol (Class 44/411)
- Nitro or nitroso bonded directly to carbon (Class 44/413)
- Compound of indeterminate structure prepared by reacting a phenol, an aldehyde, and ammonia or substituted ammonia (Class 44/415)
- The nitrogen is single bonded directly to nitrogen (Class 44/416)
- Plural nitrogens bonded directly to the same -C(=X)- group, wherein X is chalcogen (e.g., ureas, etc.) (Class 44/417)
- Having -C(=X)- bonded directly to the nitrogen, wherein X is chalcogen (Class 44/418)
- Carbon double bonded to the nitrogen (Class 44/420)
- Quaternary ammonium salt or amine oxide (Class 44/422)
- Chalcogen or phosphorus attached directly to the nitrogen by nonionic bonding (Class 44/423)
- Benzene ring attached indirectly to the nitrogen by acyclic nonionic bonding (Class 44/424)
- Benzene ring bonded directly to the nitrogen (Class 44/426)
- Plural nitrogens attached indirectly to each other by acyclic nonionic bonding (Class 44/432)
- Chalcogen or halogen attached indirectly to the nitrogen by acyclic nonionic bonding (Class 44/434)
- The oxygen is part of a -C(=O)- group (Class 44/437)
- Plural benzene rings bonded directly to each other or to the same acyclic carbon (Class 44/440)
- Oxygen bonded directly to a polycyclo carbocyclic ring system (Class 44/441)
- Plural oxygens bonded directly to the same monocyclic benzene ring (Class 44/442)
- Plural oxygens attached indirectly to each other by acyclic nonionic bonding (Class 44/443)
- Alkanol compound with dialkyl ether compound (Class 44/446)
- Ether (Class 44/447)
- Phenol or salt thereof (Class 44/450)
- Alkanol (Class 44/451)