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Tensile strength of moist limestone powder. Measurements by different apparatuses
20A
772028 STATIC A ~ DYNAMIC FRACTURE STRENGTH OF BARRE GRANITE Goldsmith, W; S ~ m ~ n # J L; Ewert, C I n t J R~ck Mech Min Sci Ge~mech Abstr, VI3, Nil, Nov 1976, P303-309 The stress-strain curves to failure ard the fracture of Barre granite were investlgsted usirg sDllt Hopklnson bar techniquee .as well as quasi-static p r o c e d u r e s . . I n .addition t o dy~-m~c ~=rsion tests, temsion experiments .were executed at loading r s t e s ramging from.00001 to lO/sec while the compression tests were performed in the r e ~ e fro~.0000! to .O01/sec. Both modulus ar~ fracture stremgth .in temsion amd ccmlm~ession were foxed to be s t r a l r ~ t e depe~1.ent ",d, th g~eate~, sem~itivity .exhibited for the failure ~operty.
772029 S T R E ~ OF ROCKS UI~DER TRIAXIAL CGMPRESSION WITH U~E~AL C~MPONEmTS Chirkov# S E SOy Min Sci, VI2, N1, Jan-Feb 1976, PI0-16 Reports tests on some argillites, sar~stomes, coals, marble, limestone, marl, gypsum and gneissic granites. 772030 INFLUENCE OF MINERAL COMPOSITION ON THE PROPERTIES OF THE ROCKS ~arkun, E V Soy Min Sci, V12, N1, Jan-Feb 1976, P125-127 A s t ~ y of the iron ares of the Mikhailov Deposit gives cc~relations between the iron content amd longit~i~al wave velocity, emergy consm~ptlon of drillirg amd crushability. 772031 INDEPENDE~ STRESS CONTROL AND TRIAXIAL EXTENSION TESTS ON SAND Reades, D W; Green, G E Geotechnlque, V26, E~, Dec 1976, P551-576 Tests were conducted on sand over a wide range of stress patterns in a generalized thre~dimensional .(ISC). shear %estir~.apparatus .with 1~o pears of r i g i d p l a t e n s ..... Goed. agreement .was foumd with the respite of triaxial c o ~ e s e l o n teats but no'k+..with _those .of..triaxial.~ e m s i o n tests# .l~rticularly .as .the imltial porosit~ of the .samples .i:r,reased,.. The..obeerved.d.lff~rences in strex,'~r.~ cc~,1__d,not be accounted_ f<:r..'by varying strees p~the .%o .fail~e,. platen friction, sample sheath..stren@th, nonvunif~rm.daformation mr anisotroI~..The me'hhod_of loadlr~_probably influemced the results.
772032 TENSILE S~REE~TH OF M01ST LIMESTONE POWDER. MEAS~S BY D X F ~ APPARATUSES ~ , G A; Balasubr-maniam, M; Often, L P o w d ~ Technol, VIS, NI, Sept-Oct 1976, ~7-105
Deformation characteristics 772033 EAva~tIMENgAL STUDY OF THE STREsS-STRAiN CHARACTERISTICS OF A 'WET' CLAY AND THEIR B ~ A N C E TO .~.'A'A'LENENrANALYSIS PART 2-STRESS-STRAIN PROPERTIES Newland, P L Aust Geomech J, VG6, NI, 1976, P13-22 772034 STRESS-STRAIN-TIME ~ A V I O U R OF A KAOLIN CLAY IN TRIAXIAL CCMPRESSION Nawland, P L Aust Gecmech J, VG6, NI, 1976, P23-24 772035 STRESS-STRAiN THEORIES FOR I~3RMALLY CONSOLIDATED CLAYS Balasubr~nlam, A S Aust Geomech J, VG6, N1, 1976, P35-42 772036 STATE BOUND/~qY SURFACE FOR WEATHERED AND SOFT BANGKOK CLAY Balasubrnm~ulam, A S; Chaudhry, A R; Hwar~, M Aust Geomech J, VG6, NI, 1976, ~ 3 - 5 0 772037 EXPERIMERTAL INVESTIGATION OF FLOW RULES FOR GRANULAR MATERIALS USING OFflCALLY SENSITIVE GLASS PARTICLES Dre schen, A Geoteehnlque, V26, R~, 1976, P591-601 The pattern of prirmipal stress traJectaries occurring in granular media at large plastic strains was directly observed by shearimg a mass of crushed glass particles and vic~irg it in circularly polarized light. There was significant deviation between ~rimcipal axes of stress and strain increment as computed from incremental displacement fields. ~ae results are compared with certain non-coaxial flow rules of plasticity used fc~ granulsr materiels.
772O38 HOW THE DEFORMATION OF DEVELOPMELT WOP~NGS DEPENDS ON THE RATE OF ADVANCE OF THE MININGOUT FACE Bublik, F P; Volkov, A E; Gramov, Y V Soy Min Sci, V12, N1, Jan-Feb 1976 , P85-91 Reports an experimental and analytical investigation of alice type developme~ wc~kirgs at t h e L e n i n mime. 772039 DEFORMATION OF ~SOZOIC SHALES AT HAMILTON DOME, BIGHORN BASIN, WYOMIM3 Berg, R R Am Ass Petrol Geol Bull, V60, ~ , Sept 1976 , P1425-1433 Ham~Iton Dome oil field is located on an ~sy~metrie anticline that..dlspla~e..strorg.thlnmlmg of_Mesozoic_ .h.l~s .on .its.steep llmb._ Based .on
f o l d geometry~ t~he seemingly, missing s e c t i o n The tensile stremgth of finely divided l~m~s~or~ was measured wi%h %he eoml~mtion cell of ~ z ~ ohara add Tameka amd %he Warren Spring Lab slidimg plate apparatus. Results are im~esented in terms of the void fractiom of the sample and moisture content; Co~ari~on of the. r ¢ ~ i t s showed, t h a t the. measured..te,',=lle s t r ~ . . 4 e l : " emd.e on .the peculiar j~opmrfales..of.the apperatus; ~ e o ~ e r ~ di~crel~mcles.~eir~ee Schubert., e. c ~ . ~ u s i o n .fAumt.the slid.iz~ .plat • aI~aratus is .onl,~.s~%able when the t e n s i l e s'trez:~P.h can be. e x t r s l ~ l ~ e d . . t o zero_.ssmple height.
of Paleozoie rocks is 2,70Oft (80Ore) thick amd about 5,00Oft ~(l,500m) i o ~ . Thus a algmlZicamt volmne of Paleozoic rocks, as well ~s Mesozoic shales, must be ~esent b e m a t h the anticline add Preeambrian basement rock mus% have been uplifted alor~ a reverse fatult that has a ~ast dip o f J ~ ! ~ e e s . ~ r . . ~ e s s i D ~ i m g t~i~/~#. Me~sozoic_shales ms~ ha~.e .b~en deformed by_plastlc flow,, and.thlck ~ctlon~ appear to have,been lost/'rum the steep flank by. T~ransfer %o..the ad~ace~ ey~nmline.
772028 STATIC A ~ DYNAMIC FRACTURE STRENGTH OF BARRE GRANITE Goldsmith, W; S ~ m ~ n # J L; Ewert, C I n t J R~ck Mech Min Sci Ge~mech Abstr, VI3, Nil, Nov 1976, P303-309 The stress-strain curves to failure ard the fracture of Barre granite were investlgsted usirg sDllt Hopklnson bar techniquee .as well as quasi-static p r o c e d u r e s . . I n .addition t o dy~-m~c ~=rsion tests, temsion experiments .were executed at loading r s t e s ramging from.00001 to lO/sec while the compression tests were performed in the r e ~ e fro~.0000! to .O01/sec. Both modulus ar~ fracture stremgth .in temsion amd ccmlm~ession were foxed to be s t r a l r ~ t e depe~1.ent ",d, th g~eate~, sem~itivity .exhibited for the failure ~operty.
772029 S T R E ~ OF ROCKS UI~DER TRIAXIAL CGMPRESSION WITH U~E~AL C~MPONEmTS Chirkov# S E SOy Min Sci, VI2, N1, Jan-Feb 1976, PI0-16 Reports tests on some argillites, sar~stomes, coals, marble, limestone, marl, gypsum and gneissic granites. 772030 INFLUENCE OF MINERAL COMPOSITION ON THE PROPERTIES OF THE ROCKS ~arkun, E V Soy Min Sci, V12, N1, Jan-Feb 1976, P125-127 A s t ~ y of the iron ares of the Mikhailov Deposit gives cc~relations between the iron content amd longit~i~al wave velocity, emergy consm~ptlon of drillirg amd crushability. 772031 INDEPENDE~ STRESS CONTROL AND TRIAXIAL EXTENSION TESTS ON SAND Reades, D W; Green, G E Geotechnlque, V26, E~, Dec 1976, P551-576 Tests were conducted on sand over a wide range of stress patterns in a generalized thre~dimensional .(ISC). shear %estir~.apparatus .with 1~o pears of r i g i d p l a t e n s ..... Goed. agreement .was foumd with the respite of triaxial c o ~ e s e l o n teats but no'k+..with _those .of..triaxial.~ e m s i o n tests# .l~rticularly .as .the imltial porosit~ of the .samples .i:r,reased,.. The..obeerved.d.lff~rences in strex,'~r.~ cc~,1__d,not be accounted_ f<:r..'by varying strees p~the .%o .fail~e,. platen friction, sample sheath..stren@th, nonvunif~rm.daformation mr anisotroI~..The me'hhod_of loadlr~_probably influemced the results.
772032 TENSILE S~REE~TH OF M01ST LIMESTONE POWDER. MEAS~S BY D X F ~ APPARATUSES ~ , G A; Balasubr-maniam, M; Often, L P o w d ~ Technol, VIS, NI, Sept-Oct 1976, ~7-105
Deformation characteristics 772033 EAva~tIMENgAL STUDY OF THE STREsS-STRAiN CHARACTERISTICS OF A 'WET' CLAY AND THEIR B ~ A N C E TO .~.'A'A'LENENrANALYSIS PART 2-STRESS-STRAIN PROPERTIES Newland, P L Aust Geomech J, VG6, NI, 1976, P13-22 772034 STRESS-STRAIN-TIME ~ A V I O U R OF A KAOLIN CLAY IN TRIAXIAL CCMPRESSION Nawland, P L Aust Gecmech J, VG6, NI, 1976, P23-24 772035 STRESS-STRAiN THEORIES FOR I~3RMALLY CONSOLIDATED CLAYS Balasubr~nlam, A S Aust Geomech J, VG6, N1, 1976, P35-42 772036 STATE BOUND/~qY SURFACE FOR WEATHERED AND SOFT BANGKOK CLAY Balasubrnm~ulam, A S; Chaudhry, A R; Hwar~, M Aust Geomech J, VG6, NI, 1976, ~ 3 - 5 0 772037 EXPERIMERTAL INVESTIGATION OF FLOW RULES FOR GRANULAR MATERIALS USING OFflCALLY SENSITIVE GLASS PARTICLES Dre schen, A Geoteehnlque, V26, R~, 1976, P591-601 The pattern of prirmipal stress traJectaries occurring in granular media at large plastic strains was directly observed by shearimg a mass of crushed glass particles and vic~irg it in circularly polarized light. There was significant deviation between ~rimcipal axes of stress and strain increment as computed from incremental displacement fields. ~ae results are compared with certain non-coaxial flow rules of plasticity used fc~ granulsr materiels.
772O38 HOW THE DEFORMATION OF DEVELOPMELT WOP~NGS DEPENDS ON THE RATE OF ADVANCE OF THE MININGOUT FACE Bublik, F P; Volkov, A E; Gramov, Y V Soy Min Sci, V12, N1, Jan-Feb 1976 , P85-91 Reports an experimental and analytical investigation of alice type developme~ wc~kirgs at t h e L e n i n mime. 772039 DEFORMATION OF ~SOZOIC SHALES AT HAMILTON DOME, BIGHORN BASIN, WYOMIM3 Berg, R R Am Ass Petrol Geol Bull, V60, ~ , Sept 1976 , P1425-1433 Ham~Iton Dome oil field is located on an ~sy~metrie anticline that..dlspla~e..strorg.thlnmlmg of_Mesozoic_ .h.l~s .on .its.steep llmb._ Based .on
f o l d geometry~ t~he seemingly, missing s e c t i o n The tensile stremgth of finely divided l~m~s~or~ was measured wi%h %he eoml~mtion cell of ~ z ~ ohara add Tameka amd %he Warren Spring Lab slidimg plate apparatus. Results are im~esented in terms of the void fractiom of the sample and moisture content; Co~ari~on of the. r ¢ ~ i t s showed, t h a t the. measured..te,',=lle s t r ~ . . 4 e l : " emd.e on .the peculiar j~opmrfales..of.the apperatus; ~ e o ~ e r ~ di~crel~mcles.~eir~ee Schubert., e. c ~ . ~ u s i o n .fAumt.the slid.iz~ .plat • aI~aratus is .onl,~.s~%able when the t e n s i l e s'trez:~P.h can be. e x t r s l ~ l ~ e d . . t o zero_.ssmple height.
of Paleozoie rocks is 2,70Oft (80Ore) thick amd about 5,00Oft ~(l,500m) i o ~ . Thus a algmlZicamt volmne of Paleozoic rocks, as well ~s Mesozoic shales, must be ~esent b e m a t h the anticline add Preeambrian basement rock mus% have been uplifted alor~ a reverse fatult that has a ~ast dip o f J ~ ! ~ e e s . ~ r . . ~ e s s i D ~ i m g t~i~/~#. Me~sozoic_shales ms~ ha~.e .b~en deformed by_plastlc flow,, and.thlck ~ctlon~ appear to have,been lost/'rum the steep flank by. T~ransfer %o..the ad~ace~ ey~nmline.