Abstract: Disclosed is a solid arthropodicide composition comprising by weight (a) from 0.3 to 100% of a particulate component comprising particles of a solid carrier infiltrated with a mixture comprising (i) one or more carboxamide arthropodicides and (ii) a surfactant constituent; (b) from 0 to 50% of a surfactant component having dispersing and wetting properties; and (c) from 0 to 99.7% of one or more additional formulating ingredients. Also disclosed is a propagule contacted with a biologically effective amount of said composition.

Abstract: Disclosed are suspension concentrate compositions comprising by weight based on the total weight of the composition, about 0.1 to about 40% of at least one carboxamide arthropodicide; 0 to about 20% of at least one other biologically active agent; about 30 to about 95% of at least one water-immiscible liquid carrier; about 2 to about 50% of at least one emulsifier; about 0.01 to about 10% of a silica thickener; about 0.1 to about 10% of at least one protic solvent selected from water, a C1-C12 alkanol and a C2-C3 glycol; and about 0.001 to about 5% of at least one water-soluble carboxylic acid. A method for controlling an arthropod pest comprising diluting said suspension concentrate composition with water, and optionally adding an adjuvant to form a diluted composition, and contacting the arthropod pest or its environment with an effective amount of said diluted composition is also disclosed.

Abstract: Methods are provided for pelletizing a microbial biomass, extracting a refined lipid composition from the pelletized biomass under supercritical conditions and distilling the refined lipid composition, at least once under short path distillation conditions, to obtain a lipid-containing fraction. Also disclosed are methods of making lipid-containing oil concentrates therefrom, by transesterifying and enriching the lipid-containing fraction.

Abstract: Methods are provided for pelletizing a microbial biomass, extracting a refined lipid composition from the pelletized biomass under supercritical conditions and distilling the refined lipid composition, at least once under short path distillation conditions, to obtain a lipid-containing fraction. Also disclosed are methods of making lipid-containing oil concentrates therefrom, by transesterifying and enriching the lipid-containing fraction.

Abstract: A process including: (a) mixing a microbial biomass, comprising oil-containing microbes, and at least one grinding agent capable of absorbing oil, to provide a disrupted biomass mix; (b) blending at least one binding agent with said disrupted biomass mix to provide a fixable mix capable of forming a solid pellet; and, (c) forming the solid pellet from the fixable mix. The process optionally includes extracting the solid pellet with a solvent to provide an extracted microbial oil.

Abstract: Disclosed are suspension concentrate compositions comprising by weight based on the total weight of the composition, (a) from about 0.1 to about 50% of one or more carboxamide arthropodicides that are solid at room temperature; ( b) from 0 to about 50% of one or more biologically active agents other than the carboxamide arthropodicides; (c) from about 20 to about 70% of water; (d) from about 10 to about 70% of one or more water-immiscible liquid compounds; and (e) from about 1 to about 55% of a surfactant component having a dispersing property. This invention also relates to a method for controlling an arthropod pest comprising diluting said suspension concentrate composition with water, optionally adding an adjuvant to form a diluted composition, and contacting the arthropod pest or its environment with an effective amount of said diluted composition.

Abstract: Disclosed is a solid arthropodicide composition comprising by weight (a) from 0.3 to 100% of a particulate component comprising particles of a solid carrier infiltrated with a mixture comprising (i) one or more carboxamide arthropodicides and (ii) a surfactant constituent; (b) from 0 to 50% of a surfactant component having dispersing and wetting properties; and (c) from 0 to 99.7% of one or more additional formulating ingredients. Also disclosed is a propagule contacted with a biologically effective amount of said composition.

Abstract: A process including: (a) mixing a microbial biomass, comprising oil-containing microbes, and at least one grinding agent capable of absorbing oil, to provide a disrupted biomass mix; (b) blending at least one binding agent with said disrupted biomass mix to provide a fixable mix capable of forming a solid pellet; and, (c) forming the solid pellet from the fixable mix. The process optionally includes extracting the solid pellet with a solvent to provide an extracted microbial oil.

Abstract: Methods are provided for pelletizing a microbial biomass, extracting a refined lipid composition from the pelletized biomass under supercritical conditions and distilling the refined lipid composition, at least once under short path distillation conditions, to obtain a lipid-containing fraction. Also disclosed are methods of making lipid-containing oil concentrates therefrom, by transesterifying and enriching the lipid-containing fraction.

Abstract: A method of microbial cell disruption for use in making an aquaculture feed composition is disclosed, wherein a microbial biomass having a moisture level less than 10 weight percent and comprising oil-containing microbes is disrupted, resulting in a disruption efficiency of at least 30% of the oil-containing microbes to produce a disrupted microbial biomass, and, the disrupted microbial biomass is mixed with at least one aquaculture feed component to form an aquaculture feed composition.

Abstract: Disclosed is an insecticidal suspension concentrate composition comprising by weight based on the total weight of the composition: (a) from about 0.3 to about 30% of 3-bromo-1-(3-chloro-2-pyridinyl)-N-[4-cyano-2-methyl-6-[(methylamino)carbonyl]phenyl]-1H-pyrazole-5-carboxamide; (b) from about 5 to about 70% of a nonionic ethylene oxide-propylene oxide block copolymer component having a water solubility of at least about 5% by weight at 20° C., a hydrophilic-lipophilic balance value ranging from about 5 to about 18 and an average molecular weight ranging from about 900 to about 20000 daltons; and (c) from about 20 to about 95% of water. Also disclosed is a method for controlling an insect pest comprising diluting said suspension concentrate composition with water to form a diluted composition, and contacting the insect pest or its environment with an insecticidally effective amount of said diluted composition.

Abstract: Disclosed is a solid arthropodicide composition comprising by weight (a) from 0.3 to 100% of a particulate component comprising particles of a solid carrier infiltrated with a mixture comprising (i) one or more carboxamide arthropodicides and (ii) a surfactant constituent; (b) from 0 to 50% of a surfactant component having dispersing and wetting properties; and (c) from 0 to 99.7% of one or more additional formulating ingredients. Also disclosed is a propagule contacted with a biologically effective amount of said composition.

Abstract: Disclosed is a solid arthropodicide composition comprising by weight (a) from 0.1 to 50% of one or more carboxamide arthropodicides; (b) from 0.5 to 95% of a particulate component comprising particles of a solid carrier infiltrated with a water-immiscible liquid constituent; (c) from 0.1 to 50% of a surfactant component having dispersing and wetting properties; and (d) from 0 to 99.3% of one or more additional formulating ingredients.

Abstract: Disclosed are suspension concentrate compositions comprising by weight based on the total weight of the composition, about 0.1 to about 40% of at least one carboxamide arthropodicide; 0 to about 20% of at least one other biologically active agent; about 30 to about 95% of at least one water-immiscible liquid carrier; about 2 to about 50% of at least one emulsifier; about 0.01 to about 10% of a silica thickener; about 0.1 to about 10% of at least one protic solvent selected from water, a C1-C12 alkanol and a C2-C3 glycol; and about 0.001 to about 5% of at least one water-soluble carboxylic acid. This invention also relates to a method for controlling an arthropod pest comprising diluting said suspension concentrate composition with water, and optionally adding an adjuvant to form a diluted composition, and contacting the arthropod pest or its environment with an effective amount of said diluted composition.

Abstract: In the preparation of titanium dioxide comprising autothermically digestion a titanium-containing raw material with sulphuric acid to form a solid relatively easily soluble digestion cake containing titanyl sulphate, extracting metal sulphates from this cake by water or dilute sulphuric acid, separating the undissolved residues and, optionally after crystallization of iron sulphate heptahydrate, hydrolyzing the titanyl sulphate to produce titanium oxide hydrate, and calcining the titanium oxide hydrate to titanium dioxide, the improvement which comprises adding to the raw material a metal sulphate and effecting the autothermic decomposition with sulphuric acid of about 80 to 88% concentration. Advantageously the acid is obtained by mixing dilute acid with concentrated sulphuric acid or oleum, some of the dilute acid and metal sulphate coming from a by-product filter cake produced in the course of the process.

Abstract: A process for the production of a hydrolyzable titanyl sulphate solution comprising contacting sulphuric acid of about 86% concentration with a mixture of slag and ilmenite, the ratio of H.sub.2 SO.sub.4 to TiO.sub.2 in the mixture ranging from about 1.7:1 to 2.2:1 and the mol ratio of Ti(III) to Fe(III) in the mixture ranging from about 25:1 to 1.4:1, the slag having a TiO.sub.2 content of >80% and a Ti(III) content of about 22 to 40% calculated as TiO.sub.2, and the ilmenite having a Fe(III) to Fe(II) ratio from about 1:1 to 10:1, and adding water if necessary to bring the concentration of sulphuric acid to from about 86 to 96%.

Abstract: A process for the preparation of a hydrolyzable titanyl sulphate solution comprising adding sulphuric acid having a concentration greater than about 86% to a ternary mixture of two slags and an ilmenite to bring the proportion by weight of H.sub.2 SO.sub.4 to TiO.sub.2 to from about 1.7:1 to 2.2:1 and adding water, dilute sulphuric acid or oleum in amount sufficient to bring the H.sub.2 SO.sub.4 concentration to from about 86 to 96%, thereby to form the titanyl sulphate solution, the first slag having a TiO.sub.2 content greater than about 80% and a Ti(III) content of about 22 to 40%, the second slag having a TiO.sub.2 content of about 60 to 80% and a Ti(III) content of about 5 to 15%, and the ilmenite having a ratio of Fe(III) to Fe(II) of from about 1:1 to 10:1, the slags and ilmenite being present in such proportions that the ternary mixture of raw materials obtained has a molar ratio of Ti(III) to Fe(III).gtoreq.1.4.

Abstract: In the purification of impure titanium tetrachloride comprising adding an agent to said titanium tetrachloride and thereafter distilling off purified titanium tetrachloride while leaving the impurity in the distillation residue, the improvement which comprises employing as said agent at least one amine of the formula ##EQU1## in which R.sub.1 and R.sub.2 each independently is hydrogen, alkyl or alkenyl of up to 6 carbon atoms, cycloalkyl of 5 to 7 carbon atoms, or aryl, andR.sub.3 is cycloalkyl of 5 to 7 ring carbon atoms, or aryl, orR.sub.2 together with R.sub.3 is butylene, pentylene or hexylene, in which eventR.sub.1 is hydrogen, alkyl of up to 6 carbon atoms or aryl.The preferred agents are aniline, cyclohexylamine, N,N-dimethyl-aniline, diphenylamine, 2,3-dimethyl-aniline and 2,6-dimethyl-aniline. The process serves to remove vanadium impurities.