Patents by Inventor Martin Ernst

Martin Ernst has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20230025575
    Abstract: A process for preparing an amine by reacting an aldehyde and/or ketone with a nitrogen compound selected from the group consisting of ammonia and primary and secondary amines, and subsequent hydrogenation of the resulting reaction product in the liquid phase and in the presence of hydrogen and a heterogeneous copper oxide hydrogenation catalyst at a temperature of 20 to 230° C., wherein the aldehyde and/or ketone is reacted with the nitrogen compound either together with the hydrogenation in the liquid phase and in the presence of the hydrogen and of the catalyst (alternative 1) or in a step preceding the hydrogenation (alternative 2), and wherein the catalytically active composition of the catalyst, prior to reduction thereof with hydrogen, comprises at least 24% by weight of oxygen compounds of copper, calculated as Cu.
    Type: Application
    Filed: November 24, 2020
    Publication date: January 26, 2023
    Inventors: Martin ERNST, Ansgar Gereon ALTENHOF, Hermann LUYKEN, Tatjana HUBER, Sebastian HAUPT, Dieter KOLASSA
  • Publication number: 20220411427
    Abstract: The present invention relates to a process for the production of cyclic guanidine derivates of formula I or mixtures of them (formula I) by reacting a triamine in the present of a C1-source and a solid material in the gas or liquid phase under inert atmosphere.
    Type: Application
    Filed: October 12, 2020
    Publication date: December 29, 2022
    Inventors: Martin ERNST, Tatjana HUBER, Bjoern LANGLOTZ
  • Publication number: 20220402871
    Abstract: A process for producing a compound of the formula (I) involves at least reacting a compound of the formula (II) with hydrogen and water in the presence of at least one homogeneous transition metal catalyst TMC 1.
    Type: Application
    Filed: August 15, 2022
    Publication date: December 22, 2022
    Applicant: BASF SE
    Inventors: Thomas SCHAUB, Martin Ernst, Pilar Calleja, A. Stephen K. Hashmi
  • Patent number: 11520595
    Abstract: An industrial internet of things gateway boot method is described wherein installation, operation and maintenance phases are controlled to limit the chance of a malicious attack on a connected network.
    Type: Grant
    Filed: July 12, 2019
    Date of Patent: December 6, 2022
    Assignee: Schlumberger Technology Corporation
    Inventors: Anh Dang, Maria Krovatkina, Martin Ernst
  • Patent number: 11512040
    Abstract: A process for the preparation of amino alcohols includes condensing a compound of Formula (II), a stereoisomer, a tautomer, or a salt thereof with a compound of Formula (IIIa) or Formula (IIIb), a stereoisomer, a tautomer, or a salt thereof to form a condensation product; hydroxylating or acyloxylating the condensation product in the presence of an oxidant to obtain a hydroxylation or acyloxylation product; and subjecting the hydroxylation or acyloxylation product to one or more subsequent reactions comprising a hydrolysis reaction, alcohol deprotection, an amino lysis reaction, or a combination of two or more thereof to obtain an amino alcohol of Formula (I).
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: November 29, 2022
    Assignees: BASF SE, BASF CORPORATION, THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
    Inventors: Martin Ernst, Stephan Zuend, Bo Su, Ala Bunescu, John F. Hartwig
  • Patent number: 11458433
    Abstract: An absorbent for the selective removal of hydrogen sulfide over carbon dioxide from a fluid stream, wherein the absorbent contains an aqueous solution, comprising an amine of formula (I) and/or an amine of formula (II) wherein U—V—W is CH—O—CHR5, N—CO—CHR5 or N—CO—NR5; U?—V?—W is C—O—CR5; R1 is independently C1-C5-alkyl; R2 is selected from hydrogen and C1-C5-alkyl; R3 is independently selected from hydrogen and C1-C5-alkyl; R4 is independently selected from hydrogen and C1-C5-alkyl; R5 is selected from hydrogen, C1-C5-alkyl, (C1-C5-alkoxy)-C1-C5-alkyl, and hydroxy-C1-C5-alkyl; and x is an integer from 1 to 10. The absorbent has a reduced tendency for phase separation at temperatures falling within the usual range of regeneration temperatures for the aqueous amine mixtures and a low volatility in aqueous solvents.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: October 4, 2022
    Assignees: BASF SE, ExxonMobil Research and Engineering Company
    Inventors: Martin Ernst, Gerald Vorberg, Thomas Ingram, Georg Sieder, Carla Pereira
  • Patent number: 11453645
    Abstract: A process for producing a compound of the formula (I) involves at least reacting a compound of the formula (II) with hydrogen and water in the presence of at least one homogeneous transition metal catalyst TMC 1.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: September 27, 2022
    Assignee: BASF SE
    Inventors: Thomas Schaub, Martin Ernst, Pilar Calleja, A. Stephen K. Hashmi
  • Publication number: 20220259139
    Abstract: A process for the conversion of glycolaldehyde with an aminating agent in the presence of hydrogen and of a catalyst in a glycolaldehyde conversion reactor, wherein one or more organic carboxylic acids are fed into the glycolaldehyde conversion reactor.
    Type: Application
    Filed: June 2, 2020
    Publication date: August 18, 2022
    Inventors: Martin ERNST, Tatjana HUBER, Johann-Peter MELDER, Stephanie JAEGLI, Thomas KRUG
  • Publication number: 20220235015
    Abstract: A process for the manufacture of ethyleneamines and ethanolamines, comprising the steps of (i) converting a glycolaldehyde derivative of formula (II), in which R2, R3 are—the same or different—hydrogen, alkyl, such as C1-6-alkyl, or cycloalkyl such as Cs-e-cycloalkyl; and an animating agent of formula (III); in which R1 is hydrogen (H), alkyl, such as C1-6-alkyl, or cycloalkyl such as C3-6-cycloalkyl, in the gas or liquid phase; (ii) feeding the reaction products obtained in step (i) into a hydrogenation reactor, where the reaction products are converted with hydrogen in the presence of a hydrogenation catalyst.
    Type: Application
    Filed: June 2, 2020
    Publication date: July 28, 2022
    Inventors: Martin ERNST, Tatjana HUBER, Johann-Peter MELDER, Stephanie JAEGLI, Thomas KRUG
  • Publication number: 20220234991
    Abstract: A process for the conversion of glycolaldehyde with an aminating agent in the presence of hy-5 drogen and of a catalyst, wherein the conversion is carried out in the gas phase.
    Type: Application
    Filed: June 2, 2020
    Publication date: July 28, 2022
    Inventors: Tatjana HUBER, Martin ERNST, Johann-Peter MELDER, Stephanie JAEGLI, Thomas KRUG
  • Patent number: 11390578
    Abstract: The invention relates to a process for preparing certain amines, wherein, in a first step, a corresponding amino alcohol is reacted with a suitable carbonyl compound and then, in a second step, the intermediate obtained in the first step is reacted with a suitable amine component to form the desired amine.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: July 19, 2022
    Assignee: BASF SE
    Inventors: Martin Ernst, Ansgar Gereon Altenhoff, Hermann Luyken
  • Publication number: 20220212204
    Abstract: The invention relates to a method for manufacturing a concentrate enriched in iron mineral content from an ore, which contains an iron mineral and silicate, by reverse flotation, which method comprises the step of (c) adding a compound of formula I wherein R1 is C9-C22 alkyl or alkenyl, which is linear or branched, R2 is H, C1-C4 alkyl, which is linear or branched, R3 is —X—NH2, H or C1-C4 alkyl, which is linear or branched, and X is C2-C4 alkylene, which is linear or branched, or a salt of a protonated compound of formula I and an anion, to a prepared aqueous pulp of the ore and optionally one or more flotation auxiliaries to obtain an aqueous mixture. Furthermore, a method for manufacturing a specific group of compounds of formula I, i.e. compounds of formula 1-X wherein R1 is C9-C15 alkyl, which is linear or branched, R2 is H, R3 is —X—NH2 and X is C2-C4 alkylene, which is linear or branched, is disclosed.
    Type: Application
    Filed: April 27, 2020
    Publication date: July 7, 2022
    Inventors: Alexej Michailovski, Alexander Panchenko, Hannes Ferdinand Zipfel, Martin Ernst, Gabriela Budemberg, Stefanov Nedko Drebov, Sylvia von Krog, Tamara Kuelzer, Long Phan
  • Patent number: 11362827
    Abstract: The disclosure provides methods and systems for securing internet of thing systems. One method includes receiving, at a computing device, a token, wherein the token comprises a cryptographically signed list of rights that the computing device is authorized to request. The method also includes requesting, using the computing device, an action of a receiving device in an industrial location, wherein requesting the action comprises sending the token with the request to cause the receiving device to authenticate the user of the computing device and confirm the user is authorized to perform the action.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: June 14, 2022
    Assignee: Schlumberger Technology Corporation
    Inventors: Apurva Mohan, Anh Dang, Yusef Alaas, Martin Ernst
  • Publication number: 20220152551
    Abstract: A process for removal of acid gases from fluid stream, wherein the fluid stream is brought into contact with an absorbent to obtain a treated fluid stream and a laden absorbent, the absorbent comprising a diluent and a compound of the general formula (I) wherein R1 is selected from C1-C8-alkyl and C2-C8-hydroxyalkyl; R2 is selected from hydrogen and C1-C8-alkyl; R3 is selected from hydrogen and C1-C8-alkyl; R4 is selected from hydrogen and C1-C8-alkyl; R5 is C1-C8-alkyl; with the proviso that at least one of the following conditions (i) and (ii) is met: (i) R5 is C3-C8-alkyl bound to the nitrogen atom via a secondary or tertiary carbon atom; (ii) when R4 is hydrogen, R3 is C1-C8-alkyl; or when R4 is C1-C8-alkyl, at least one of R2 and R3 is C1-C8-alkyl; and n is an integer from 0 to 6.
    Type: Application
    Filed: February 14, 2020
    Publication date: May 19, 2022
    Inventors: Martin ERNST, Thomas INGRAM, Gerald VORBERG, Georg SIEDER
  • Publication number: 20220126235
    Abstract: A process for selectively separating H2S from a gas mixture which also comprises CO2is disclosed. A stream of the gas mixture is contacted with an absorbent solution comprising one or more amines, alkanolamines, hindered alkanolamines, capped alkanolamines, or mixtures thereof. The H2S/CO2 selectivity of the absorbent solution is preferably greater than about 4.0 for an acid gas loading [mol(CO2+H2S)/mol(amine)] between about 0.2 and about 0.6, and is achieved by reducing pH of the absorbent solution.
    Type: Application
    Filed: November 30, 2021
    Publication date: April 28, 2022
    Inventors: Carla S. Pereira, Michael Siskin, Thomas Ingram, Gerald Vorberg, Martin Ernst
  • Patent number: 11241652
    Abstract: An absorbent for the selective removal of hydrogen sulfide from a fluid stream comprising carbon dioxide and hydrogen sulfide, wherein the absorbent contains an aqueous solution, comprising: a) an amine or a mixture of amines of the general formula (I) wherein R1 is C1-C5-alkyl; R2 is C1-C5-alkyl; R3 is selected from hydrogen and C1-C5-alkyl; x is an integer from 2 to 10; and b) an ether or a mixture of ethers of the general formula (II): R4—[O—CH2—CH2]y—OH; wherein R4 is C1-C5-alkyl; and y is an integer from 2 to 10; wherein R1 and R4 are identical; wherein the mass ratio of b) to a) is from 0.08 to 0.5. The absorbent is suitable for the selective removal of hydrogen sulfide from a fluid stream comprising carbon dioxide and hydrogen sulfide. The absorbent has a reduced tendency for phase separation at temperatures falling within the usual range of regeneration temperatures for the aqueous amine mixtures and is easily obtainable.
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: February 8, 2022
    Assignees: BASF SE (REITSTÖTTER, KINZEBACH & PARTNER), ExxonMobil Research and Engineering Company
    Inventors: Martin Ernst, Gerald Vorberg, Georg Sieder, Thomas Ingram, Virginia Reiner, Carla Pereira, Michael Siskin
  • Publication number: 20220002247
    Abstract: A process for producing a compound of the formula (T) involves at least reacting a compound of the formula (U) with hydrogen and water in the presence of at least one homogeneous transition metal catalyst TMC 1.
    Type: Application
    Filed: October 29, 2019
    Publication date: January 6, 2022
    Applicant: BASF SE
    Inventors: Thomas SCHAUB, Martin Ernst, Pilar Calleja, A. Stephen K. Hashmi
  • Patent number: 11185813
    Abstract: A process for selectively separating H2S from a gas mixture which also comprises CO2 is disclosed. A stream of the gas mixture is contacted with an absorbent solution comprising one or more amines, alkanolamines, hindered alkanolamines, capped alkanolamines, or mixtures thereof. The H2S/CO2 selectivity of the absorbent solution is preferably greater than about 4.0 for an acid gas loading [mol(CO2+H2S)/mol(amine)] between about 0.2 and about 0.6, and is achieved by reducing pH of the absorbent solution.
    Type: Grant
    Filed: April 17, 2018
    Date of Patent: November 30, 2021
    Assignees: ExxonMobil Research and Engineering Company, BASF
    Inventors: Carla S. Pereira, Michael Siskin, Thomas Ingram, Gerald Vorberg, Martin Ernst
  • Publication number: 20210355053
    Abstract: A process can be used for producing an organic compound A, which contains at least one primary alcoholic hydroxy group and at least one secondary alcoholic hydroxy group. The process involves reacting a compound B, which contains at least one nitrile group and at least one ketone group, with hydrogen and water in the presence of at least one homogeneous transition metal catalyst TMC 1.
    Type: Application
    Filed: October 21, 2019
    Publication date: November 18, 2021
    Applicant: BASF SE
    Inventors: Thomas SCHAUB, Martin ERNST, Pilar CALLEJA, A. Stephen K. HASHMI
  • Patent number: 11173446
    Abstract: In a process for removal of acid gases from a fluid stream the fluid stream is contacted with an absorbent to obtain a treated fluid stream and a laden absorbent. The absorbent comprises a diluent and a compound of the general formula (I) wherein R1 is C1-C3-alkyl; R2 is C1-C3-alkyl; R3 is selected from hydrogen and C1-C3-alkyl; and R4 is selected from hydrogen and C1-C3-alkyl.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: November 16, 2021
    Assignees: BASF SE, ExxonMobil Research and Engineering Company
    Inventors: Thomas Ingram, Martin Ernst, Gerald Vorberg, Alexander Panchenko, Sophia Ebert, Thomas Wesley Holcombe, Michael Siskin, Carla Pereira, Georg Sieder