Patents Assigned to Shell Research Limited
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Patent number: 5709871Abstract: A water dispersible solid formulation comprising an active ingredient, a surfactant of non-ionic type, a surfactant of anionic type and at least 30 wt % of urea is disclosed. A process of preparing the formulation and the use of the formulation for delivering an active ingredient, for example a pesticide or plant growth regulant to an agricultural or horticultural locus are also described.Type: GrantFiled: August 5, 1994Date of Patent: January 20, 1998Assignee: Shell Research LimitedInventor: Alister Christie Hill
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Patent number: 5674520Abstract: 1. The use of a compound of the general formula ##STR1## in which n is 0 or 1Y represents a nitrogen atom or a CH groupX represents a nitrogen atom or a group CR.sup.2 wherein R.sup.2 represents a hydrogen atom, a nitro group or a substituted thio-methyl groupA represents an optionally substituted 5- or 6- membered heterocyclic ring having one or two hetero atoms selected from nitrogen and oxygen, or an optionally substituted aryl, alkenyl or alkynyl groupR ,if present, represents a hydrogen atom or an alkyl group andR.sup.1 represents a 3- or 4- membered alkylene chain optionally interrupted by a nitrogen and/or a sulphur atom, or having a terminal nitrogen and/or sulphur atom,for combating molluscs.Type: GrantFiled: March 31, 1994Date of Patent: October 7, 1997Assignee: Shell Research LimitedInventors: Antionio Mete, David Munro, John Stewart Badmin, Bipin Patel, Jamie Brian Mankee, Sarah Anne Davies
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Patent number: 5653159Abstract: The barbecue comprises a gridiron (3) and cooking means (10,11,12) arranged laterally below said gridiron. These cooking means comprise a blue flame gas burner (10), as well as a radiant grille (12) and a deflector flap (11) which are movable with respect to the burner (10). Adjustment of the position of the flap (11) and the grille (12) with respect to the burner (10) allows the cooking mode (convection/radiation) to be varied.Type: GrantFiled: April 15, 1996Date of Patent: August 5, 1997Assignee: Shell Research LimitedInventors: Andre Quemin, Georges Le Strat
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Patent number: 5616708Abstract: Compounds of the following formula are provided: ##STR1## in which R.sup.1 represents a hydrogen atom or an optionally substituted alkyl, cycloalkyl, haloalkyl, alkenyl, alkynyl, aryl or aralkyl group,A and B both represent a nitrogen atom, or represents a group CR.sup.5 and B represents a nitrogen atom or a group CR.sup.6 ;R.sup.3, R.sup.4, R.sup.5 and R.sup.6 each independently represent a hydrogen or halogen atom, a hydroxy or cyano group or an optionally substituted alkyl, alkenyl, alkynyl, haloalkyl, alkoxyalkyl, aralkyl, aryl, alkylamino, alkylthio or alkoxy group; andl represents an integer from 1 to 3.Type: GrantFiled: May 30, 1995Date of Patent: April 1, 1997Assignee: Shell Research LimitedInventor: Waldemar F. A. Pfrengle
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Patent number: 5599818Abstract: Spiroheterocyclic compounds having fungicidal activity are disclosed having the formula: ##STR1## in which X is O or CH.sub.2 ; R.sup.1 is hydrogen or optionally substituted alkyl, cycloalkyl, haloalkyl, alkenyl, alkynyl, aryl or aralkyl; R.sup.2 is optionally substituted alkyl, cycloalkyl, cycloalkylalkyl, alkoxy, alkoxyalkyl, aryl or aryloxy, or together with the ring to which they are attached represents a polycyclic hydrocarbyl group; A and B both represent nitrogen, or A represents the group CR.sup.5 and B represents nitrogen or CR.sup.6 ; 1 is an integer from 1 to 3; m is zero or an integer from 1 to 6; and n represents zero or an integer from 1 to 3.Type: GrantFiled: May 12, 1995Date of Patent: February 4, 1997Assignee: Shell Research LimitedInventor: Waldemar F. A. Pfrengle
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Patent number: 5597522Abstract: A smooth-surfaced tape or sheet of composite syntactic material made up of a polyolefin and, as filler, hollow microspheres, is formed by extrusion through a die having a land length to thickness ratio less than 7:1 at a temperature of about 215.degree. C. Such tapes are wrapped around pipes to provide insulation.Type: GrantFiled: December 7, 1994Date of Patent: January 28, 1997Assignee: Shell Research LimitedInventors: Alan D. Curzon, Ronald G. White, Aidan P. R. Jones
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Patent number: 5489599Type: GrantFiled: June 28, 1993Date of Patent: February 6, 1996Assignee: Shell Research LimitedInventors: Paul A. Carter, Steven J. Tapp, Nicholas J. Daniels
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Patent number: 5470984Abstract: This invention relates to 1-dimethylcarbamoyl-3-substituted-5-substituted-1H-1,2,4-triazoles as defined herein, compositions containing those compounds and methods of use.Type: GrantFiled: May 10, 1994Date of Patent: November 28, 1995Assignee: Shell Research LimitedInventors: Richard M. Jacobson, J. Roger Ramsay, Harold E. Aller, Muthuvelu Thirugnanam
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Patent number: 5462944Abstract: Spiroheterocyclic compounds having fungicidal activity are disclosed having the formula: ##STR1## in which X is O or CH.sub.2 ; R.sup.1 is hydrogen or optionally substituted alkyl, cycloalkyl, haloalkyl, alkenyl, alkynyl, aryl or aralkyl; R.sup.2 is optionally substituted alkyl, cycloalkyl, cycloalkylalkyl, alkoxy, alkoxyalkyl, aryl or aryloxy, or together with the ring to which they are attached represents a polycyclic hydrocarbyl group; A and B both represent nitrogen, or A represnts the gorup CR.sup.5 and B represents nitrogen or CR.sup.6 ; 1 is an integer from 1 to 3; m is zero or an integer from 1 to 6; and n represents zero or an integer from 1 to 3.Type: GrantFiled: May 2, 1994Date of Patent: October 31, 1995Assignee: Shell Research LimitedInventor: Waldemar F. A. Pfrengle
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Patent number: 5426090Abstract: A method of combating undesired plant growth in wheat, comprising treating said undesired plant growth with an effective amount of a compound of the formula I ##STR1## in which n is an integer from 1 to 6;m is an integer from 0 to 2n+2;X represents an oxygen or sulphur atom or a sulphinyl or sulphonyl group;R.sup.1, R.sup.2 and R.sup.3 each independently represents a hydrogen or halogen atom, a formyl, cyano, carboxy or azido group, or an optionally substituted C.sub.1-12 alkyl, C.sub.2-12 alkenyl, C.sub.2-12 alkynyl, C.sub.1-12 alkoxy, C.sub.2-12 alkenyloxy, C.sub.2-12 alkynyloxy, C.sub.1-12 alkylthio, C.sub.2-12 alkenylthio, C.sub.2-12 alkynylthio, C.sub.1-12 alkylcarbonyl, C.sub.1-12 alkoxycarbonyl, amino, aminoxy or di-C.sub.1-12 alkyliminoxy group;Z represents a hydrogen or halogen atom, a hydroxy group, an optionally substituted C.sub.1-12 alkoxy, C.sub.2-12 alkenyloxy, C.sub.2-12 alkynyloxy, (C.sub.3-8 cycloalkyl)oxy, phenyloxy, C.sub.1-12 alkylthio, C.sub.2-12 alkenylthio, C.sub.Type: GrantFiled: July 12, 1993Date of Patent: June 20, 1995Assignee: Shell Research LimitedInventors: Alastair McArthur, Trevor W. Newton
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Patent number: 5426089Abstract: Herbicidal compounds ##STR1## in which Q represents a group --C(O)--C(CN).dbd.CH--NR.sup.1 R.sup.2, R.sup.1 and R.sup.2 each independently represents alkyl, or together represent alkylene optionally interrupted by oxygen, m is O or m is an integer from 1 to 3 and the or each Y independently represents halogen or alkyl and n is O or n is an integer from 1 to 5 and the or each X independently represents halogen, alkyl, haloalkyl, cyanoalkyl, alkenyl, alkynyl, alkoxy, haloalkoxy, haloalkylthio, alkenyloxy, alkynyloxy, alkylthio, alkenylthio, alkynylthio, cyano, nitro, alkylsulphonyl, alkysulphinyl, sulphonamido, or phenyl optionally substituted by alkyl, haloalkyl, alkoxy or halogen.Type: GrantFiled: August 22, 1994Date of Patent: June 20, 1995Assignee: Shell Research LimitedInventors: Christopher J. Foster, Terence Gilkerson, Richard Stocker
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Patent number: 5420099Abstract: A compound having the formula ##STR1## wherein A is CR.sub.7 ; and R.sup.1 through R.sup.7 are substituents such as hydrogen, halogen, branched and straight chain hydrocarbons, cyclic hydrocarbons, aromatics, and sulfur and nitrogen containing functional groups. Further, R.sup.5 and R.sup.6 may be taken together with the atom to which they are attached to form a group ##STR2## in which R.sup.9 and R.sup.10 are further functional groups. The compounds are useful in herbicidal compositions, particularly in combination with carriers and surfactants. A process for making this compound is also presented.Type: GrantFiled: December 21, 1992Date of Patent: May 30, 1995Assignee: Shell Research LimitedInventor: Trevor W. Newton
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Patent number: 5420125Abstract: Nitromethylene compounds of general formula ##STR1## wherein R represents a hydrogen atom or an alkyl group, R.sup.1 represents a hydrogen atom or an alkyl group, n is 0 or 1, and Het represents an optionally substituted 3-pyridyl, 4-pyridyl or 5-isoxazolyl group, processes for their preparation, and their use as insecticides, are described.Type: GrantFiled: March 24, 1994Date of Patent: May 30, 1995Assignee: Shell Research LimitedInventors: David Munro, Bipin Patel
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Patent number: 5399559Abstract: The invention relates to fungicidal compositions which comprise a carrier and, as active ingredient, an indole derivative of the formula ##STR1## in which R is a substituted phenyl group; R.sup.3 and R.sup.4 independently are hydrogen or halogen or an optionally substituted alkyl, alkoxy, cycloalkyl, phenyl or phenoxy group; R.sup.5 and R.sup.6 independently are hydrogen atom or an optionally substituted alkyl, alkoxy, cycloalkyl, phenyl or heterocyclyl group or R.sup.5 and R.sup.6 together with the interjacent nitrogen atom represent a heterocyclyl group; and R.sup.7 is hydrogen or alkyl group; and their use as fungicides. Certain of the above mentioned indole derivatives are novel and a process for the preparation of these compounds is also provided.Type: GrantFiled: June 3, 1993Date of Patent: March 21, 1995Assignee: Shell Research LimitedInventors: Jurgen Curtze, Guido Albert
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Patent number: 5393770Abstract: A fungicidal composition which comprises a compound of general formula: ##STR1## or acid addition salts or metal complexes thereof, wherein R.sup.1 and R.sup.2 each independently represents a C.sub.1-5 alkyl group or a hydrogen atom; X represents a halogen atom, a C.sub.1-5 alkyl group or a phenyl group; n is 0, 1 or 2 and A represents a nitrogen atom or CH; and an aliphatic alcohol alkoxylate, for example an ethoxylate, with an average of 5-9 ethylene oxide units per molecule, of a C.sub.9-15 aliphatic alcohol, as adjuvant. It has been found that the presence of the alkoxylate substantially enhances the fungicidal efficacy of a compound of general formula I, in particular in foliar spray applications against fungi which are pathogenic to cereal crops.Type: GrantFiled: September 14, 1993Date of Patent: February 28, 1995Assignee: Shell Research LimitedInventor: Basil T. Grayson
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Patent number: 5387580Abstract: Biocidal compositions comprising novel azophenyl compounds which are suitable as fungicidal agents are provided which comprise a carrier and, as active ingredient, a compound of the general formulaR--N.dbd.NX (I)or N-oxides thereof, where R represents a substituted phenyl group, at least one substituent thereof being a group of general formula --NR.sup.1 COR.sup.2, where R.sup.1 represents a hydrogen atom or an alkyl group, and R.sup.2 represents a hydrogen atom or an optionally substituted alkyl, alkoxy, alkenyl, alkenyloxy, phenyl or phenoxy group; and X represents a cyano group, a group --COOH or a salt, ester or amido derivative thereof.Type: GrantFiled: September 2, 1993Date of Patent: February 7, 1995Assignee: Shell Research LimitedInventors: William W. Wood, Thomas W. Naisby, Andrew C. G. Gray
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Patent number: 5384305Abstract: Compounds of the formula ##STR1## wherein n is 1 to 5 and the/each X is hydrogen, halogen, cyano, nitro, optionally substituted alkyl or alkoxy alkenyloxy, alkynyloxy, haloalkylthio, alkenylthio or alkynylthio;m is 0 or 1 to 3 and the/each Y is halogen, alkyl or haloalkyl;Z is oxygen or sulphur;andR.sup.1 and R.sup.2 each, independently, is hydrogen, alkyl optionally substituted by halogen, hydroxy, cyano, alkoxy, alkylthio, alkoxycarbonyl, or mono- or di-alkylamino, alkenyl, alkynyl, hydroxy, alkoxy, alkenyloxy, alkynyloxy, alkoxycarbonyl, amino, mono- or di-alkylamino, alkoxycarbonylamino, arylamino, dialkylcarbamoyl, cycloalkyl, or optionally substituted cycloalkylalkyl;orR.sup.1 and R.sup.2 together form an alkylene chain optionally interrupted by oxygen, sulphur or --NR--, R being hydrogen or alkyl;are herbicides.Type: GrantFiled: November 4, 1991Date of Patent: January 24, 1995Assignee: Shell Research LimitedInventors: Christopher J. Foster, Terence Gilkerson, Richard Stocker, Ian J. Gilmore
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Patent number: 5366956Abstract: Herbicidal compounds ##STR1## in which Q represents a group --C(O)--C(CN).dbd.CH--NR.sup.1 R.sup.2, R.sup.1 and R.sup.2 each independently represents alkyl, or together represent alkylene optionally interrupted by oxygen, m is O or m is an integer from 1 to 3 and the or each Y independently represents halogen or alkyl and n is O or n is an integer from 1 to 5 and the or each X independently represents halogen, alkyl, haloalkyl, cyanoalkyl, alkenyl, alkynyl, alkoxy, haloalkoxy, haloalkylthio, alkenyloxy, alkynyloxy, alkylthio, alkenylthio, alkynylthio, cyano, nitro, alkylsulphonyl, alkysulphinyl, sulphonamido, or phenyl optionally substituted by alkyl, haloalkyl, alkoxy or halogen.Type: GrantFiled: March 1, 1993Date of Patent: November 22, 1994Assignee: Shell Research LimitedInventors: Christopher J. Foster, Terence Gilkerson, Richard Stocker
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Patent number: 5360906Abstract: Compounds of the formula: ##STR1## wherein R.sup.1 is hydrogen or alkyl;Q is a linkage group of the formula --CHR.sup.2 -- or --CHR.sup.3 --CHR.sup.4 --where R.sup.2 is hydrogen or alkyl, R.sup.3 is hydrogen or alkyl, and R.sup.4 is hydrogen or alkyl;X is nitrogen or .dbd.CH--; andZ is halogen,show insecticidal activity. Also disclosed are the processes for producing the compounds and methods of using them as insecticides.Type: GrantFiled: November 23, 1993Date of Patent: November 1, 1994Assignee: Shell Research LimitedInventors: David Munro, Bipin Patel
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Patent number: 5356924Abstract: Compounds of the general formula: ##STR1## wherein R.sub.1 and R.sub.2 each independently represents a halogen atom or an alkyl, alkoxy, haloalkyl, haloalkoxy, alkoxycarbonyl, alkenoxy, cyano or nitro group; R.sub.3 and R.sub.4 each independently represents a hydrogen atom or an alkyl group; R.sub.5 represents a hydrogen atom, or an alkyl, alkoxy or alkoxycarbonylalkyl group; X and Y each independently represents an oxygen or sulphur atom or a group N--R, in which R is a hydrogen atom or an alkyl group; n is 0-3; r is 0 or 1; m is 0-4; and A or B represents a group of the general formula: ##STR2## wherein R.sub.6 represents a hydrogen or halogen atom, or an alkyl group; and R.sub.7 represents a halogen atom or an alkyl group; the other of A and B being a hydrogen atom or as for R.sub.1 or R.sub.2, have useful pesticidal activity.Type: GrantFiled: February 22, 1993Date of Patent: October 18, 1994Assignee: Shell Research LimitedInventors: Martin Anderson, Antony G. Brinnand, Roger E. Woodall