method recovering patent

1. A method for recovering at least one nitrosamine contained in a solution, comprising: controlling a pH value of solution in the range of from 1 to 7 and bringing the solution into contact with a solid adsorbent packed in a cartridge or column so that the solid adsorbent retains the at least one nitrosamine, the solid adsorbent comprising an adsorbent support and a substituent group ...

Jun 04, 2019· A method of recovering the fly ash, including the firing step in which the raw fly ash powder containing the unburned carbon is fired to remove the unburned carbon by burning, characterized by further including the step of measuring the content of unburned carbon in the raw fly ash powder; and the sieve-classifying step of obtaining a fine fly ash powder which is the component under the sieve ...

Mar 20, 2019· The disclosures of the listed patent applications are incorporated herein by reference in their entireties. TECHNICAL FIELD OF THE DISCLOSURE. The present disclosure relates to systems and methods for launching and recovering objects in aquatic environments, and to submersible platforms for accomplishing aquatic launches and recoveries.

A method for recovering dimethyl sulfoxide, including a step of contacting a recovered resist remover containing at least one compound selec Trigger Patent Buddy

May 19, 2019· Business method patents have recovered under the new 2019 Revised Patent Subject Matter Eligibility Guidance. As the graph above shows, allowances per …

Jul 11, 2001· Justia Patents US Patent Application for System and method for recovering applications Patent Application (Application #20030018681) System and method for recovering applications . Jul 11, 2001 - Corel Corporation. An operating system has a top level exception handler which terminates an application as a default action upon receipt of any ...

Fackler K, Ters T, Ertl O, Messner K (2012) Method for lignin recovery. Patent WO/2012/027767

The RECOVERY METHOD FOR ORGANIC ACID, AND PRODUCTION METHOD FOR RECYCLED PULP patent was assigned a Application Number # 16759482 – by the United States Patent and Trademark Office (USPTO). Patent Application Number is a unique ID to identify the RECOVERY METHOD FOR ORGANIC ACID, AND PRODUCTION METHOD FOR RECYCLED PULP mark in …

Abstract. A method is presented for recovering uranium from hydrocarbon oils, wherein the uranium is principally present as UF/sub 4/. According to the invention, substantially complete removal of the uranium from the hydrocarbon oil may be effected by intimately mixing one part of acetone to about 2 to 12 parts of the hydrocarbon oil containing uranium and separating the resulting cake of ...

Oct 13, 2015· A method is provided for acquiring and transmitting biometric data (e.g., vital signs) of a user, where the data is analyzed to determine whether the user is suffering from a viral infection, such as COVID-19. The method includes using a pulse oximeter to acquire at least pulse and blood oxygen saturation percentage, which is transmitted ...

Complete Patent Searching Database and Patent Data Analytics Services. METHOD FOR RECOVERING SCANDIUM, AND ION EXCHANGE METHOD Login Sign up

May 30, 1995· A method of recovering catalyst material from latent catalyst material solids includes: a) combining latent catalyst material solids with a liquid acid anolyte solution and a redox material which is soluble in the acid anolyte solution to form a mixture; b) electrochemically oxidizing the redox material within the mixture into a dissolved oxidant, the oxidant having a potential for oxidation ...

Justia Patents US Patent for Method for recovery of cellulosic material from waste ligno-cellulosic material Patent (Patent # 11,136,715) Method for recovery of cellulosic material from waste ligno-cellulosic material . May 6, 2021 - King Abdulaziz University. The present invention involves an environmentally friendly process and apparatus for ...

Jun 09, 2017· A method is provided for recovering pulp fibers having little damage from a used absorbent article that contains pulp fibers and a superabsorbent polymer. The used absorbent article is treated at a temperature of greater than or equal to 80° C. with an organic acid aqueous solution having a pH no greater than 2.5, and the superabsorbent polymer is deactivated.

In United States patent law, a method, also called "process", is one of the four principal categories of things that may be patented through "utility patents".The other three are a machine, an article of manufacture (also termed a manufacture), and a composition of matter.. In that context, a method is a series of steps for performing a function or accomplishing a result.

A method of recovering and recycling solvents, comprising, during printing or coating of solvent-recoverable and recyclable printing ink composition comprising solvents, a step of recovering the solvents vaporized in a solvent recovery apparatus, a step of separating the solvents obtained into one or more single solvents and/or one or more azeotropic compositions of two or more solvents by ...

Jan 01, 1998· A method of recovering metals from electronic waste comprises providing a powder comprising electronic waste in at least a first reactor and a second reactor and providing an electrolyte comprising at least ferric ions in an electrochemical cell in fluid communication with the first reactor and the second reactor.

A method for recovery of gallium according to claim 1 wherein the functional group (B) capable of forming a chelate bond with the functional group (A) through gallium is ##STR12## (wherein R 1 and R 2 which may be identical or different represent hydrogen or an organic group), N, --OH, - …

From containing Al 2 O 3 、CoO X And NiO X The recovered material (2) can be used to recover valuable metals such as Co and Ni at low cost and high efficiency. In the valuable metal recovery method of the present invention, the valuable metal-containing recovered material is obtained by subjecting the used secondary battery to heating, crushing, screening, and magnetic separation, the ...

To provide a method for recovering lithium, that is capable of efficiently recovering lithium without containing impurities, such as phosphorus and fluorine, from a lithium-containing solution containing lithium hexafluorophosphate and separated from a lithium ion battery. In the present invention, alkali hydroxide is added to the lithium-containing solution and the solution is made to have pH ...

US2608716A US170789A US17078950A US2608716A US 2608716 A US2608716 A US 2608716A US 170789 A US170789 A US 170789A US 17078950 A US17078950 A US 17078950A US 2608716 A US2608716 A US 2608716A Authority US United States Prior art keywords meats oysters shells drum tank Prior art date Legal status (The legal status is an assumption and is not a legal …

Jun 04, 2018· Justia Patents With Hydrocarbon Effluent Stream Splitting For Recycle To Different Syntheses US Patent for Method for recovering ethylbenzene from alkylation product of fluidized catalytic cracking off-gas and benzene Patent (Patent # 10,654,768)

The invention relates to a method of recovering faulty non-volatile memories. This method can be applied to an electrically programmable sem

US-1758616-A chemical patent summary.

Aug 25, 2020· The present disclosure provides a gas liquefaction separator, a gas liquefaction recovery system, and a method for separating and recovering ethylene oxide. The gas liquefaction separator includes a housing, a blocking plate, a gas baffle, and a liquid collector, the latter three being located inside the housing. The liquid collector—an outer edge of which is connected to an inner wall of ...

A method for recovering olefin includes: an olefin concentrating process of supplying a part or all of an olefin-containing gas containing olefin to an olefin-containing-gas separating unit that includes a separation membrane and causing this olefin-containing gas to transmit the separation membrane so as to obtain an olefin concentrated gas reduced in concentration of a component other than ...

Jun 27, 2019· A business method patent is another type of patent that is available from the United States Patent and Trademark Office (USPTO). This type of patent usually patents a business method that is combined with technology, resulting in a new way of doing business. Business method patents have only been permitted in the United States since 1998, when ...

The International Application claims priority to Finnish Patent Application No. 20115204, filed Feb. 28, 2011, the contents of which are incorporated herein by reference in their entireties. The present invention relates to a method of recovering chemicals from alkaline …

Method of recovering ammonia Download PDF Info Publication number US3186795A. ... Priority claimed from GB913561A external-priority patent/GB958054A/en Application filed by United States Steel Corp filed Critical United States Steel Corp

Aug 13, 2019· Method and System for Separating and Recovering Like-Type Materials from an Electronic Waste System patent-application, January 2011 Valerio, Thomas A. US Patent Application 12/840853; 20110017644