DECOMPOSITION DE L'AMMONIAC SUR LE TUNGSTENE A BASSE PRESSIONSOBYANIN VA; GORODETSKIJ VV; CHOLACH AR et al.1982; KINET. KATAL.; ISSN 0453-8811; SUN; DA. 1982; VOL. 23; NO 1; PP. 113-118; BIBL. 27 REF.Article

AUGER ELECTRON SPECTROSCOPY AND MASS SPECTROSCOPY STUDIES ON HYDROGENATION OF GRAPHITE IN THE PRESENCE OF NICKEL AND TUNGSTENBLIZNAKOV GM; KISKINOVA MP; SURNEV LN et al.1983; JOURNAL OF CATALYSIS; ISSN 0021-9517; USA; DA. 1983; VOL. 81; NO 1; PP. 1-7; BIBL. 18 REF.Article

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THE EFFECT OF CACO₃ IN THE ELECTRODE COATING ON THE FORMATION OF UNFUSED INCLUSIONS OF ALLOYING ELEMENTS IN THE DEPOSITED METAL = INFLUENCE DU CACO₃ DANS L'ENROBAGE DE L'ELECTRODE SUR LA FORMATION D'INCLUSIONS SOLIDES D'ELEMENTS D'ALLIAGE DANS LE METAL DEPOSESOROKIN LI; SIDLIN ZA.1981; WELDG PRODUCT.; ISSN 0043-230X; GBR; DA. 1981; VOL. 28; NO 10; PP. 8-10; BIBL. 6 REF.; DE RUS; LOC. IS;[SVAR PROIZVOD; SUN; DA. 1981; NO 10; PP. 7-9]Article

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EFFECT OF A MARKER MATERIAL ON THE OXIDATION OF NICKEL IN SULFUR DIOXIDE = EFFET D'UN ELEMENT MARQUE SUR L'OXYDATION DE NI DANS SO₂KOWALSKA K; ROSZCZYNIALSKA E; WERBER T et al.1981; OXID. MET.; ISSN 0030-770X; USA; DA. 1981; VOL. 15; NO 5-6; PP. 399-405; BIBL. 8 REF.Article

THE ROLE OF COBALT AND NICKEL IN HYDRODESULFURIZATION: PROMOTERS OR CATALYSTS.DE BEER VH; DUCHET JC; PRINS R et al.1981; J. CATAL.; ISSN 0021-9517; USA; DA. 1981; VOL. 72; NO 2; PP. 369-372; BIBL. 17 REF.Article

INFLUENCE OF PHASE CHANGES, NUCLEATION AND PARTICLE GROWTH ON THE ACTIVITY OF TUNGSTEN AS A CATALYST FOR THE AMMONIA-DECOMPOSITION REACTIONDAWSON PT; HOOTON IE.1981; CS FARADAY TRANS. 1; ISSN 0300-9599; GBR; DA. 1981; VOL. 77; NO 9; PP. 2247-2257; H.T. 4; BIBL. 8 REF.Article

ORGANO-MOLYBDENUM AND -TUNGSTEN CHEMISTRY CONCERNING HYDROCARBON CATALYSISGREEN MLH.1980; ANN. NEW YORK ACAD. SCI.; USA; DA. 1980; VOL. 333; PP. 229-240; BIBL. 15 REF.Article

TUNGSTEN CONTAMINATION DURING GAS TUNGSTEN ARC WELDING = POLLUTION PAR LE TUNGSTENE EN SOUDAGE TIGVOIGT RC; LOPER CR.1980; WELD. J. (N.Y.); ISSN 0043-2296; USA; DA. 1980; VOL. 59; NO 4; PP. 99S-103S; BIBL. 10 REF.; LOC. ISArticle

ANALYSIS OF TUNGSTEN-CONTAINING MIXTURES AND SOME ALLOY STEELS BY POTENTIOMETRIC TITRATION METHODSKHALIFA H; ISMAIL IA.1979; MICROCHEM. J.; USA; DA. 1979; VOL. 24; NO 1; PP. 16-22; BIBL. 10 REF.Article

ESR STUDIES ON HYDRODESULFURIZATION CATALYSTS: SUPPORTED AND UNSUPPORTED SULFIDED MOLYBDENUM AND TUNGSTEN CATALYSTSKONINGS AJA; VAN DOOREN AM; KONINGSBERGER DC et al.1978; J. CATALYS.; USA; DA. 1978; VOL. 54; NO 1; PP. 1-12; BIBL. 34 REF.Article

THE BIFUNCTIONAL CHARACTER OF HYDROREFINING CATALYSTS IN BENZOTHIOPHENE HYDRODESULPHURIZATIONLOPEZ R; PETER R; ZDRAZIL M et al.1982; J. CATAL.; ISSN 0021-9517; USA; DA. 1982; VOL. 73; NO 2; PP. 406-409; BIBL. 12 REF.Article

EFFECT OF VANADIUM, CHROMIUM, MOLYBDENUM, AND WOLFRAM ON THE ACTIVITY OF SILICON IN SOLID IRONFUJISAWA T; KIMURA S; SAKAO H et al.1981; TETSU TO HAGANE; JPN; DA. 1981-05; VOL. 67; NO 7; PP. 940-945; BIBL. 24 REF.Article

INFLUENCE OF W AND CO ON HIGH TEMPERATURE CREEP BEHAVIOUR OF NI-20CR BASE ALLOYSYANG NANSEN; WEI YUHUAN; FU HONGZHEN et al.1981; ACTA METALL. SIN.; CHN; DA. 1981; VOL. 17; NO 1; PP. 44-49; BIBL. 1 REF.Article

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DILATOMETRIC STUDIES OF AUSTENITE REVERSION IN FE-12 NI-4 MN MARAGING ALLOYS = ETUDES DILATOMETRIQUES DE LA REVERSION DE L'AUSTENITE DANS LES ACIERS MARAGING FE-12 NI-4 MNJAYARAMAN N; MOHAN RAO M.1981; TRANS. INDIAN INST. MET.; ISSN 0019-493X; IND; DA. 1981; VOL. 34; NO 3; PP. 202-213; BIBL. 34 REF.Article

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REPETITORIUM: SPANENDE FORMUNG = SURVEY COURSE: MACHINING = MEMENTO: FORMAGE PAR ENLEVEMENT DE COPEAUXFREY SR.1982; SCHWEIZ. MASCHINENMARKT; CHE; DA. 1982-09-29; VOL. 82; NO 39; PP. 40-41, 43Article

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EFFECT OF VANADIUM, CHROMIUM, MOLYBDENUM, AND WOLFRAM ON THE ACTIVITY OF SILICON IN SOLID IRONFUJISAWA T; KIMURA S; SAKAO H et al.1981; TETSU TO HAGANE; JPN; DA. 1981-05; VOL. 67; NO 7; PP. 940-945; BIBL. 24 REF.Article

UNTERSUCHUNGEN UEBER DEN EINFLUSS DER LEGIERUNGSELEMENTE CHROM, MOLYBDAEN UND WOLFRAM AUF DIE AKTIVITAET DES KOHLENSTOFFES IN FE-X-C-LEGIERUNGEN IM TEMPERATURBEREICH VON 900 BIS 1100⁰C = STUDIES ON THE EFFECT OF THE ALLOYING ELEMENT CR, MO AND W ON THE CARBON ACTIVITY IN FE-X-C-ALLOYS BETWEEN 900 AND 1100⁰CBRANDIS H; PREISENDANZ H; SCHUELER P et al.1980; TEW, TECH. BER.; DEU; DA. 1980-10; VOL. 6; NO 2; PP. 155-167; BIBL. 28 REF.Article

ASPETTI TERMODINAMICI DELLA CARBURAZIONE GASSOSA = THERMODYNAMICAL ASPECTS OF GAS CARBURIZING = ASPECTS THERMODYNAMIQUES DE LA CEMENTATION GAZEUSEALFONSI B.1982; METALL. ITAL.; ISSN 0026-0843; ITA; DA. 1982; VOL. 74; NO 3; PP. 177-183; BIBL. 11 REF.Article

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