WebCPC CPC COOPERATIVE PATENT CLASSIFICATION

C11B　PRODUCING (pressing, extraction), REFINING AND PRESERVING FATS, FATTY SUBSTANCES (e.g. lanolin), FATTY OILS AND WAXES, INCLUDING EXTRACTION FROM WASTE MATERIALS; ESSENTIAL OILS; PERFUMES (drying-oils C09F)

C11B 1/00 Production of fats or fatty oils from raw materials

C11B 1/02 ・Pretreatment

C11B 1/025 ・・{by enzymes or microorganisms, living or dead}

C11B 1/04 ・・of vegetable raw material {(C11B 1/025 takes precedence)}

C11B 1/06 ・by pressing

C11B 1/08 ・・by hot pressing

C11B 1/10 ・by extracting

C11B 1/102 ・・{in counter-current; utilisation of an equipment wherein the material is conveyed by a screw}

C11B 1/104 ・・using super critical gases or vapours

C11B 1/106 ・・{using ultra-sounds}

C11B 1/108 ・・{after-treatment, e.g. of miscellae}

C11B 1/12 ・by melting out

C11B 1/14 ・・with hot water or aqueous solutions

C11B 1/16 ・・with steam

C11B 3/00 Refining fats or fatty oils

C11B 3/001 ・{by a combination of two or more of the means hereafter}

C11B 3/003 ・{by enzymes or microorganisms, living or dead}

C11B 3/005 ・{by wave energy or electric current, e.g. electrodialysis}

C11B 3/006 ・{by extraction}

C11B 3/008 ・{by filtration, e.g. including ultra filtration, dialysis (C11B 3/005 takes precedence)}

C11B 3/02 ・by chemical reaction {(C11B 3/003 takes precedence)}

C11B 3/04 ・・with acids

C11B 3/06 ・・with bases

C11B 3/08 ・・with oxidising agents

C11B 3/10 ・by adsorption

C11B 3/12 ・by distillation

C11B 3/14 ・・with the use of indifferent gases or vapours, e.g. steam

C11B 3/16 ・by mechanical means

C11B 5/00 Preserving by using additives, e.g. anti-oxidants

C11B 5/0007 ・{Organic substances}

C11B 5/0014 ・{Hydrocarbons}

C11B 5/0021 ・{containing oxygen}

C11B 5/0028 ・・{Carboxylic acids; Their derivates}

C11B 5/0035 ・・{Phenols; Their halogenated and aminated derivates, their salts, their esters with carboxylic acids}

C11B 5/0042 ・{containing nitrogen}

C11B 5/005 ・・{Amines or imines (C11B 5/0035 takes precedence)}

C11B 5/0057 ・・{Amides or imides}

C11B 5/0064 ・・{Heterocyclic compounds containing nitrogen in the ring}

C11B 5/0071 ・{containing halogens, sulfur or phosphorus (halogenated phenols C11B 5/0035)}

C11B 5/0078 ・{Metal hydrides or organo-metallic compounds, i.e. organic compounds containing a metal-to-carbon link}

C11B 5/0085 ・{Substances of natural origin of unknown constitution, f.i. plant extracts}

C11B 5/0092 ・{Mixtures}

C11B 7/00 Separation of mixtures of fats or fatty oils into their constituents, e.g. saturated oils from unsaturated oils

C11B 7/0008 ・{by differences of solubilities, e.g. by extraction, by separation from a solution by means of anti-solvents (addition of a minor amount of solvent intended to lower the melting point C11B 7/0083, C11B 7/0091)}

C11B 7/0016 ・・{in hydrocarbons or halogenated hydrocarbons (in pressure liquefied gases C11B 7/005)}

C11B 7/0025 ・・{in solvents containing oxygen in their molecule}

C11B 7/0033 ・・{in solvents containing other heteroatoms in their molecule}

C11B 7/0041 ・・{in mixtures of individualized solvents (water is not taken into account)}

C11B 7/005 ・・{in solvents used at superatmospheric pressures}

C11B 7/0058 ・・{in solvents or mixtures of solvents of different natures or compositions used in succession}

C11B 7/0066 ・・{between two or more non-miscible solvent phases}

C11B 7/0075 ・{by differences of melting or solidifying points}

C11B 7/0083 ・{with addition of auxiliary substances, e.g. cristallisation promotors, filter aids, melting point depressors, (if a characterised solution is formed C11B 7/0008)}

C11B 7/0091 ・{non-solvents, e.g. water wherein the fat or oil is dispersed account a more washing out of fractions is not taken into}

C11B 9/00 Essential oils; Perfumes (synthesis of chemical substances C07)

C11B 9/0003 ・{Compounds of unspecified constitution defined by the chemical reaction for their preparation}

C11B 9/0007 ・{Aliphatic compounds}

C11B 9/0011 ・・{containing S}

C11B 9/0015 ・・{containing oxygen as the only heteroatom}

C11B 9/0019 ・・・{carbocylic acids; Salts or esters thereof}

C11B 9/0023 ・・{containing nitrogen as the only heteroatom}

C11B 9/0026 ・{compounds containing an alicyclic ring not condensed with another ring}

C11B 9/003 ・・{the ring containing less than six carbon atoms}

C11B 9/0034 ・・{the ring containing six carbon atoms}

C11B 9/0038 ・・{the ring containing more than six carbon atoms}

C11B 9/0042 ・{compounds containing condensed hydrocarbon rings}

C11B 9/0046 ・・{containing only two condensed rings}

C11B 9/0049 ・・・{the condensed rings sharing two common C atoms}

C11B 9/0053 ・・・・{both rings being six-membered}

C11B 9/0057 ・・・{Spiro compounds}

C11B 9/0061 ・{compounds containing a six-membered aromatic ring not condensed with another ring}

C11B 9/0065 ・・{Nitriles}

C11B 9/0069 ・{Heterocyclic compounds}

C11B 9/0073 ・・{containing only O or S as heteroatoms}

C11B 9/0076 ・・・{the hetero rings containing less than six atoms}

C11B 9/008 ・・・{the hetero rings containing six atoms}

C11B 9/0084 ・・・{the hetero rings containing more than six atoms}

C11B 9/0088 ・・・{Spiro compounds}

C11B 9/0092 ・・{containing only N as heteroatom}

C11B 9/0096 ・・{containing at least two different heteroatoms, at least one being nitrogen}

C11B 9/02 ・Recovery or refining of essential oils from raw materials

C11B 9/022 ・・{Refining}

C11B 9/025 ・・{Recovery by solvent extraction}

C11B 9/027 ・・{Recovery of volatiles by distillation or stripping}

C11B 11/00 Recovery or refining of other fatty substances, e.g. lanolin, waxes (synthetic waxes