USRE30642E US06114772 US11477280A USRE30642E US RE30642 E USRE30642 E US RE30642E US 11477280 A US11477280 A US 11477280A US RE30642 E USRE30642 E US RE30642E Authority US United States Prior art keywords molybdenum molybdate process acid group consisting Prior art date 19800123 Legal status The legal status is an assumption and is not a legal
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The 200t/h granite crushing plant in Russia uses HPT220 hydraulic cone crusher as the core crushing equipment
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The 200-350t/h sand production line in Turkey is designed in August, 2014, and put into use in October. .
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Cement grinding plant is the final stage in the production of cement, which is separated from the finished cement production units. It mixes cement clinker with other certain amount of mixed materials for grinding, and then produces the finished cement.
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Granite Crushing production line in Cameroon is composed of GZD1300 × 4900 vibrating feeder, PE900 × 1200 jaw crusher, FTMCS430 single-cylinder hydraulic cone crusher, PF1315 impact crusher, 2YK2460 circular vibrating screen, 2YK2160 circular vibrating sc
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CarboxylateBased Molybdenum Alkylidene Catalysts Synthesis Characterization and Use as Initiators for 16Heptadiyne the resulting polyenes will contain a mixture of fivemembered rings as a consequence of Raddition or sixmembered rings CarboxylateBased Molybdenum Alkylidene Catalysts Organometallics Vol 27 No 15 2008 3987
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Dec 13 2006 · MolybdenumII trifluoroacetate dimer Mo 2 O 2 CCF 3 4 has been prepared by reaction of Mo 2 O 2 CCH 3 4 with a 101 mixture of CF 3 COOH and CF 3 CO 2 O under nitrogen An Xray structure determination shows that the compound has the dinuclear carboxylatebridged configuration of essentially D 4h symmetry previously established for a number of other transition
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The formation and subsequent decomposition of iron and molybdenum carboxylate precursors in a molten solvent made of the corresponding carboxylic acid was investigated for the purposes of iron molybdate catalyst production These catalysts were tested for their ability to partially oxidise methanol to formaldehyde using gaseous oxygen The use of oxalic acid was tested first and was found to
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M 2 esp 2 L 2 structures were synthesized and structurally characterized with M Cr Co and Mo where esp 2− ααα′α′tetramethyl13benzenedipropionate a chelating dicarboxylate ligand that helps stabilize the bimetallic core Cr 2 esp 2 THF 2 Mo 2 esp 2 and Co 2 esp 2 EtOH 2 were tested as catalysts for decomposition of the diazo compound 4bromophenyl
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The use of malonic acid was tested and was found to outperform the oxalic acid examples This was due to superior mixing of the iron and molybdenum causing a highly homogeneous composition Similar FeMo study found that a range of ratios115 119 122
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The successful immobilization of molybdenum complex on the surface of graphene supports was further confirmed by ICPOES which showed 024 and 011 mmolg − molybdenum in the GOMo and rGOMo catalysts respectively Fig 2 shows the Xray diffraction XRD patterns of GO GOMo and rGOMo The diffraction peak at 112° with dspacing of 79 Å in the XRD pattern of GO is corresponding to
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US3578690A US3578690DA US3578690A US 3578690 A US3578690 A US 3578690A US 3578690D A US3578690D A US 3578690DA US 3578690 A US3578690 A US 3578690A Authority US United States Prior art keywords molybdenum acid process reaction water Prior art date 19680628 Legal status The legal status is an assumption and is not a legal conclusion
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Molybdenum disulfide Moly is a solid additive most commonly used in extreme pressure applications The Moly particles are intended to fill in tiny imperfections in the machined surfaces and protect against “welding” during shock loading and heavy loads however the material is also known to stick to surfaces and cause a coating to build up
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Jun 09 1981 · What is claimed is 1 In a process for preparing a molybdenum carboxylate the improvement which comprises intimately contacting directly reacting a molybdenum oxide molybdenum halide alkali molybdate alkali earth molybdate ammonium molybdate or a mixture of a molybdenum oxide molybdenum halide alkali molybdate or alkali earth molybdate and ammonia
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CarboxylateBased Molybdenum Alkylidene Catalysts Synthesis Characterization and Use as Initiators for 16Heptadiyne the resulting polyenes will contain a mixture of fivemembered rings as a consequence of Raddition or sixmembered rings CarboxylateBased Molybdenum Alkylidene Catalysts Organometallics Vol 27 No 15 2008 3987
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The effects of benzoate cyclohex1ene carboxylate and cyclohexane carboxylate on biotransformation of ophthalate in sediment slurries under sulfatereducing conditions Liu SM1 Lin YL Chi WC Author information 1Institute of Marine Biology National Taiwan Ocean University 2Pening Rd Keelung Taiwan smliu
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Nevertheless the results of massspectrometric and magnetic measurements clearly indicate that the title bimetallic carboxylate contains a statistical mixture of homometallic dimolybdenum and dirhodium units The product can be considered as a result of cocrystallization of isomorphous paddlewheel molecules
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Seven bipyridine adducts of molybdenum imido alkylidene bispyrrolide complexes of the type MoNRCHCMe 2 R′Pyr 2 bipy 1a–1g R 26iPr 2 C 6 H 3 Ar adamantyl Ad 26Me 2 C 6 H 3 Ar′ 2iPrC 6 H 4 Ar iPr 2ClC 6 H 4 Ar Cl 2tBuC 6 H 4 Ar tBu and 2MesitylC 6 H 4 Ar M respectively R′ Me Ph have been prepared using three different to three
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Introduction and scope The oxidation of formate to CO 2 is a widespread metabolic process catalysed by two quite different classes of enzymes simple metal‐independent enzymes that are NAD ‐dependent and act via a ternary E•formate•NAD complex with direct hydride transfer between the two substrates and metal‐dependent enzymes containing molybdenum or tungsten that are
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Molybdenum Complexes with Amino Acids as Antihyperglicemic Agent Preparation and Spectroscopic Studies Kun Sri Budiasih12 Chairil Anwar2 Sri Juari Santosa2 Hilda Ismail3 1 ChemistryEducation Dept Faculty of Mathematics and Natural SciencesYogyakarta State UniversityYogyakarta Indonesia 2 Chemistry DeptFaculty of Mathematics and Natural Sciences
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suspended in a mixture of dry dichlorometane 5 mL and methanol 10 mL and enaminone ligand HL1 013 g 04 mmol was added The mixture was warmed up for 8 h The red crystalline product 01 g was isolated when the solution was concentrated to onethird of its volume The resulting product was filtered off and washed with cold methanol Anal
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ODS Molybdenum Lanthanum alloy is a molybdenum alloy containing Lanthanum Oxide This oxidedispersion strengthened molybdenum is a mixture of molybdenum with a very fine arraydispersion of lanthanum oxide particles This composition results in extraordinary resistance to recrystallization ductility and hightemperature deformation
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The photodegradation of polyvinylchloride PVC modified by the incorporation of thermal stabilizers namely dibasic lead stearate DLS and a mixture of BaCdZn metal salts carboxylate was investigated by means of thermal analyses methods differential scanning calorimetry DSC and thermogravimetry TG By using DSC it has been shown that the addition of stabilisers to PVC affects
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This oxidedispersion strengthened molybdenum is a mixture of molybdenum with a very fine arraydispersion of lanthanum oxide particles This composition results in extraordinary resistance to recrystallization ductility and hightemperature deformation It is an ideal material for applications requiring dimensional stability and strength at
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A novel heterogeneous nanocatalyst was established by supporting molybdenum VI on Zr6 nodes in the structure of the well‐known UiO‐66 metal–organic framework MOF
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Methyl 5norbornene2carboxylate mixture of endo and exo predominantly endo 95 pricing 36168 MGK 264 PESTANAL
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We have obtained a mixture of CoO and Co3O4 by annealing the synthesized carboxylate compounds for 2 h at 400°C With longer annealing time 6 h we have obtained Co3O4 as unique phase
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Carboxylic acids dissociate in water to give resonance stabilised carboxylate anions and hydronium ion Ionization of Carboxylic Acids Acidity Constant In aqueous solution the carboxylic acids undergo self ionization and exist in equilibrium with the carboxilate anion and the hydrogen ion or hydronium ion RCOOH H 2 O RCOO H 3 O
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