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Pedro Manuel Brito da Silva Correia: Process for converting cellulose into a liquid biofuel using as an intermediate an acetal of hydroxymethyl furfural. Pedro Correia, July 9, 2013: US08480764 (2 worldwide citation)

Process for converting cellulose and hemicellulose into dimethyl furan, hydrolysing first cellulose in a mixture of N alkyl imidazolium chloride, hydrochloric acid 37% and an alcohol, to produce an acetal of glucose, making the dehydration to an acetal of hydroxymethyl furfural, extracting and makin ...


2
Pedro Manuel Brito da Silva Correia: Process for converting cellulose in a liquid biofuel using N-methyl imidazolium chloride. Pedro B Correia, August 21, 2012: US08247581 (1 worldwide citation)

Process for converting cellulose and hemicellulose in hydroxymethylpyranone and isomers, using as a solvent and catalyst a mixture of N alkyl imidazolium chloride and hydrochloric acid 37%, where hydroxymethylpyranone is extracted with butanol and hydrogenated to methylpyran and isomers.


3
Pedro Manuel Brito da Silva Correia: Biofuel containing furanic compounds and alkoxy benzene compounds and the process for obtaining these compounds from sugar cane by hydrolysis of cellulose, sugars and lignin in ionic liquids. February 16, 2016: US09260674

A biofuel consisting of a mixture of furanic compounds and polymethoxy benzene compounds which can be mixed with standard fuel consisting in hydrocarbons, and the process to obtain these compounds from sugar cane by converting cellulose, hemicellulose and sugars in furan derivatives and levullinic a ...


4
Pedro Manuel Brito da Silva Correia: Herbicide containing glyphosate and a surfactant consisting essentially of a polyalkoxylated alkylamine wherein the alkyl group is branched. March 24, 2015: US08987172

The present invention relates to glyphosate formulations (herbicides) containing glyphosate and a surfactant consisting essentially of a branched alkylamine where the nitrogen atom in the alkylamine is connected to a branched alkyl group and one, two or three chains of alkylene oxide units (e.g., et ...


5
Pedro Manuel Brito da Silva Correia: Process to produce lithium carbonate directly from the aluminosilicate mineral. May 12, 2015: US09028789

Process for obtaining lithium carbonate directly from the mineral containing silicium, aluminum, lithium and other metal oxides without the need to dissolve previously all oxides in sulphuric acid or alkaline hydroxides at high temperatures and pressures, by using carbon dioxide and water at supercr ...


6
Pedro Manuel Brito da Silva Correia: Rechargeable battery with aluminium anode containing a non aqueous electrolyte consisting of an ether as solvent and a lithium salt of an imide. Pedro Brito Correia, December 16, 2010: US20100316914-A1

A rechargeable battery with aluminium anode containing a non aqueous electrolyte consisting of an ether as solvent and a lithium salt of an imideIt is welt known that the ionisation energy of aluminium to Al3+ is about 12 times as big as the ionisation energy of lithium to Li1+. The redox potential ...


7
Pedro Manuel Brito da Silva Correia: Rechargeable battery with aluminium anode, graphite cathode and an electrolyte containing aluminium vapour in plasma state. March 8, 2012: US20120058392-A1

We propose a rechargeable battery with aluminium anode. In order to avoid the high reactivity of aluminium ions with most liquid electrolytes, we present an electrolyte containing aluminium vapour in plasma state.The battery is contained in a quartz cylinder heated with microwaves to a sufficiently ...


8
Pedro Manuel Brito da Silva Correia: Herbicide containing glyphosate and a surfactant consisting essentially of a polyalkoxylated alkylamine wherein the alkyl group is branched. October 4, 2012: US20120252675-A1

The present invention relates to glyphosate formulations (herbicides) containing glyphosate, and a surfactant consisting essentially of a branched alkylamine where the nitrogen atom in the alkylamine is connected to a branched alkyl group and one, two or three chains of alkylene oxide units(e.g., et ...