1998 Vol. 16, No. 1
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1998, 16(1): 1-7.
Abstract:
Oceanographic studies more than 30 years revealed the existence of internal tides and internal waves indeep-water , however , internal-tide deposits were not recognized and studied systematically in the stratigraphcrecord until Gao Zhenzhong and K. A...
Oceanographic studies more than 30 years revealed the existence of internal tides and internal waves indeep-water , however , internal-tide deposits were not recognized and studied systematically in the stratigraphcrecord until Gao Zhenzhong and K. A...
1998, 16(1): 15-21.
Abstract:
Widely exposed in the northern belt of West Qingling Mountains,the Shujiaba Formation (Devonian) isa set of extremely thick terrigenous clastic rock measures. Two sharply different viewpoints on the paleogeog-raphy environment of the formation still ...
Widely exposed in the northern belt of West Qingling Mountains,the Shujiaba Formation (Devonian) isa set of extremely thick terrigenous clastic rock measures. Two sharply different viewpoints on the paleogeog-raphy environment of the formation still ...
1998, 16(1): 27-33.
Abstract:
From the view of reservoir sedimentology,this paper analyzed the formation of braided river sandbodiesin the Zhangjiakou region,identified three-order bounding surfaces and six types of lithofacies，and discussedthe influence of sedimentation and diag...
From the view of reservoir sedimentology,this paper analyzed the formation of braided river sandbodiesin the Zhangjiakou region,identified three-order bounding surfaces and six types of lithofacies，and discussedthe influence of sedimentation and diag...
1998, 16(1): 40-44.
Abstract:
We found a vast area of modern and paleo-sand dunes and desertifized grassland in the source area ofYellow River on the northeastern Qinghai-Xizang (Tibet) Plateau. Remote sensing，geomorphological , sedi-mentological and chronological analyses have d...
We found a vast area of modern and paleo-sand dunes and desertifized grassland in the source area ofYellow River on the northeastern Qinghai-Xizang (Tibet) Plateau. Remote sensing，geomorphological , sedi-mentological and chronological analyses have d...
1998, 16(1): 50-57.
Abstract:
Source rock evaluation is the basis of oil and gastion) and the efficiency of a source rock can be nowresource assessment. The quality,the nature(or attribu-evaluated by studying hydrocarbon expulsion process of the source rock during its geohistory....
Source rock evaluation is the basis of oil and gastion) and the efficiency of a source rock can be nowresource assessment. The quality,the nature(or attribu-evaluated by studying hydrocarbon expulsion process of the source rock during its geohistory....
1998, 16(1): 64-69.
Abstract:
The Jurassic System is one of the rare oil-bearing horizons with both marine and nonmarine petroleumsources discovered in Tarim Basin up to now. Abundant hydrocarbon source,high porosity and permeability，good muddy caprocks and various kinds of traps...
The Jurassic System is one of the rare oil-bearing horizons with both marine and nonmarine petroleumsources discovered in Tarim Basin up to now. Abundant hydrocarbon source,high porosity and permeability，good muddy caprocks and various kinds of traps...
1998, 16(1): 76-80.
Abstract:
Based upon the theory of fractal geometry，fractal dimensions of fault systems in the area east to theDaqing placanticline, Songliao Basin，were calculated using the box-counting approach to the reflecting T2T3and T4horizon and the studied area was div...
Based upon the theory of fractal geometry，fractal dimensions of fault systems in the area east to theDaqing placanticline, Songliao Basin，were calculated using the box-counting approach to the reflecting T2T3and T4horizon and the studied area was div...
1998, 16(1): 87-91.
Abstract:
The evaluation of hydrocarbon resources is nowadays based on the elemental unit of hydrocarbon-bearinggeological bodies within structural units instead of on the structural unit itself. The discrimination of sourcerock bodies requires three-dimension...
The evaluation of hydrocarbon resources is nowadays based on the elemental unit of hydrocarbon-bearinggeological bodies within structural units instead of on the structural unit itself. The discrimination of sourcerock bodies requires three-dimension...
1998, 16(1): 103-106.
Abstract:
Utilizing a vacuum-electric-magnetic breaker system to crush the salt deposit sample and extract the liq-uid and gaseous inclusion in the salt deposit. the result shows that the crushing proportion has a relationshipwith the amount of sample，numbers ...
Utilizing a vacuum-electric-magnetic breaker system to crush the salt deposit sample and extract the liq-uid and gaseous inclusion in the salt deposit. the result shows that the crushing proportion has a relationshipwith the amount of sample，numbers ...
1998, 16(1): 112-119.
Abstract:
Comparison and discussion were carried out with various methods,using vitrinite reflectance(VR) to re-construct paleotemperature of sedimentary basins. It was perceived that the Easy Ro algorithm is the most ac-curate method for prediction of VR and ...
Comparison and discussion were carried out with various methods,using vitrinite reflectance(VR) to re-construct paleotemperature of sedimentary basins. It was perceived that the Easy Ro algorithm is the most ac-curate method for prediction of VR and ...
1998, 16(1): 126-131.
Abstract:
The Tertiary in the Aerjin Slope in Caidam Basin is characterized by strong carbonate recrystallization，weak compaction, weak quartz overgrowth and enrichment of the early-stage carbonate. The carbonate ce-ment,influenced by the salinity to some degr...
The Tertiary in the Aerjin Slope in Caidam Basin is characterized by strong carbonate recrystallization，weak compaction, weak quartz overgrowth and enrichment of the early-stage carbonate. The carbonate ce-ment,influenced by the salinity to some degr...
1998, 16(1): 137-139.
Abstract:
Quantitative analysis of minerals in reservoir rocks is the basis to determine sedimentary and diageneticfacies,and is one of the key factors to reservoir protection during the process of drilling，well一completion andoil production. On the basis of in...
Quantitative analysis of minerals in reservoir rocks is the basis to determine sedimentary and diageneticfacies,and is one of the key factors to reservoir protection during the process of drilling，well一completion andoil production. On the basis of in...
1998, 16(1): 146-151.
Abstract:
The loess accumulation rates of Liujiapo, Luochuan，Xifeng,Baoji,Jiuzhoutai and Dadunling sections onthe loess plateau were systematically studied in this paper. It was found that the loess accumulation rates have increased step by step from past to p...
The loess accumulation rates of Liujiapo, Luochuan，Xifeng,Baoji,Jiuzhoutai and Dadunling sections onthe loess plateau were systematically studied in this paper. It was found that the loess accumulation rates have increased step by step from past to p...
1998, 16(1): 8-14.
Abstract:
The subsiding mechanism,basin shape and other features of the continental fault lacustrine basin are dif-ferent from those of other sedimentary basins，which results in the difference of the interior constitution ofsedimentary sequence and the feature...
The subsiding mechanism,basin shape and other features of the continental fault lacustrine basin are dif-ferent from those of other sedimentary basins，which results in the difference of the interior constitution ofsedimentary sequence and the feature...
1998, 16(1): 22-26.
Abstract:
Transgression has been routinely regarded as to be rapidly accomplished，relatively simple in successionand commonly characteristic of deposit. Study on trace fossils and sedimentary features of Tataertage Forma-tion indicated that transgressive syste...
Transgression has been routinely regarded as to be rapidly accomplished，relatively simple in successionand commonly characteristic of deposit. Study on trace fossils and sedimentary features of Tataertage Forma-tion indicated that transgressive syste...
1998, 16(1): 34-39.
Abstract:
There are multipatterns in the Yongding River and they transfer from the braided to meandering,then toan abranched channel along the flow direction. The braided stream segment can be subdivided into two types:One is a high slope braided river which i...
There are multipatterns in the Yongding River and they transfer from the braided to meandering,then toan abranched channel along the flow direction. The braided stream segment can be subdivided into two types:One is a high slope braided river which i...
1998, 16(1): 45-49.
Abstract:
Deformed beddings of differentsizes areoften observed in the Yellow River Delta. They are formed bywater escaping,gravitational sliding,water flow dragging,ripple gliding,bioturbation,wave action and slump-ing,and can be divided into seven types acco...
Deformed beddings of differentsizes areoften observed in the Yellow River Delta. They are formed bywater escaping,gravitational sliding,water flow dragging,ripple gliding,bioturbation,wave action and slump-ing,and can be divided into seven types acco...
1998, 16(1): 58-63.
Abstract:
Bsaed on the studies of structures of formation pressure and the characteristics of natural gas in TarimBasin,the paperl shows that there are several independent natural gas migration and accumulation systems inthe eastern part of Tarim Basin. There ...
Bsaed on the studies of structures of formation pressure and the characteristics of natural gas in TarimBasin,the paperl shows that there are several independent natural gas migration and accumulation systems inthe eastern part of Tarim Basin. There ...
1998, 16(1): 70-75.
Abstract:
Fan deltaic depositional systems are well developed in rift basins,and usually consist of fan delta plain as-sociation, fan delta-front association and prodelta association. Nine genetic facies can be distinguished in fandeltaic depositional systems....
Fan deltaic depositional systems are well developed in rift basins,and usually consist of fan delta plain as-sociation, fan delta-front association and prodelta association. Nine genetic facies can be distinguished in fandeltaic depositional systems....
1998, 16(1): 81-86.
Abstract:
Based on the periodic analysis for the typical wells of Tarim Basin with the method of wave analysis，theperiod of 100 Ma was obviously seen. Since Cambrian，there are four complete periods and each of them iscomposed of two half-periods of positive ph...
Based on the periodic analysis for the typical wells of Tarim Basin with the method of wave analysis，theperiod of 100 Ma was obviously seen. Since Cambrian，there are four complete periods and each of them iscomposed of two half-periods of positive ph...
1998, 16(1): 98-102.
Abstract:
Hydrous pyrolysis experiment was carried out using Carboniferous bright brown coal(R°=0. 56%)nearShengli Oil-field , East China to evaluate the hydrocarbon generation potential of coal. The coal sample is vitri-nite-rich ( 74. 5%)and liptinite-poor (...
Hydrous pyrolysis experiment was carried out using Carboniferous bright brown coal(R°=0. 56%)nearShengli Oil-field , East China to evaluate the hydrocarbon generation potential of coal. The coal sample is vitri-nite-rich ( 74. 5%)and liptinite-poor (...
1998, 16(1): 107-111.
Abstract:
Discussed the principal features of the strontium isotope composition in oceanic carbonates and the sulfurisotope composition (pyrites)in the black shale,as well as the significance of the palao-oceanic geology in theMiddle Cretaceous in the South Ti...
Discussed the principal features of the strontium isotope composition in oceanic carbonates and the sulfurisotope composition (pyrites)in the black shale,as well as the significance of the palao-oceanic geology in theMiddle Cretaceous in the South Ti...
1998, 16(1): 120-125.
Abstract:
Sedimentational/syngenetic(SS),diagenetic(DG) and post-diagenetic(PD) carbonate minerals in the im-mature oil source rocks of the upper part of the Shasi member in Dongying Depression were identified undermicroscope and analyzed by EPMA(electronic pr...
Sedimentational/syngenetic(SS),diagenetic(DG) and post-diagenetic(PD) carbonate minerals in the im-mature oil source rocks of the upper part of the Shasi member in Dongying Depression were identified undermicroscope and analyzed by EPMA(electronic pr...
1998, 16(1): 132-136.
Abstract:
Diagenetic facies refers to a rock body which is characteristic of diagenetic fabric. The main purpose ofdiagenetic facies study is to make it clear the evolution of diagenetic envirenment by studying epigenetic diver-sion of unstable particles in de...
Diagenetic facies refers to a rock body which is characteristic of diagenetic fabric. The main purpose ofdiagenetic facies study is to make it clear the evolution of diagenetic envirenment by studying epigenetic diver-sion of unstable particles in de...
1998, 16(1): 140-145.
Abstract:
TheJiaolai basin is a Late Mesozoic fault basin anud has an extensive outcroping coerae elastic system is its narthasst border. Based.the minutefiled macroexamination indoor macroexamination and gold-conbeat test on the trsc an the casxx daatic naenn...
TheJiaolai basin is a Late Mesozoic fault basin anud has an extensive outcroping coerae elastic system is its narthasst border. Based.the minutefiled macroexamination indoor macroexamination and gold-conbeat test on the trsc an the casxx daatic naenn...
1998, 16(1): 152-156.
Abstract:
Gurbantonggut Desert is the second largest desert in China. It forms in an arid area far away from seasand oceans ,and does not be affected by monsoon. Under the influence of the regional topography and west-ern air current，a particular regional clim...
Gurbantonggut Desert is the second largest desert in China. It forms in an arid area far away from seasand oceans ,and does not be affected by monsoon. Under the influence of the regional topography and west-ern air current，a particular regional clim...
