نتایج جستجو برای: barium carbonate

تعداد نتایج: 33289  

Ali Asghar Ebrahimi , Hossein Fallahzadeh , Mehdi Mokhtari , Mohammad Hassan Ehrampoush , Mohsen Tarzanan ,

Introduction: In order to achieve sustainable development in mining, waste management is an essential requirement. The current study aimed to examine industrial solid waste produced in Golgohar Mining and Industrial Company, which is a well-known iron ore extraction and processing complex. Materials and Methods: This cross-sectional study was conducted in two phases from March, 2016 through Ma...

2004
J. W. Morse

7.03.3 SOURCES AND DIAGENESIS OF SHOAL-WATER CARBONATE-RICH SEDIMENTS 75 7.03.3.1 Sources of Shoal-water Carbonates 75 7.03.3.1.1 General considerations 75 7.03.3.1.2 Sources of carbonate muds 76 7.03.3.1.3 Formation of carbonate sands 76 7.03.3.2 Early Marine Diagenesis of Shoal-water Carbonate-rich Sediments 77 7.03.3.2.1 Pore-water chemistry 77 7.03.3.2.2 Precipitation of early carbonate cem...

علایی , عبدالرسول, مهرآرا , ضحیا, نوذری , آرزو,

Background and purpose: Diagnosis of Hirschprung's disease is one of the most important problems of pediatric surgeons and leaving it without treatment has its own complications. Early diagnosis in younger age with special attention to clinical and radiological findings can reduce these complications. The aim of this study was to compare the findings of plain abdominal radiography and contras...

2017
Gao-Wu Yan Jiang-Fa Deng Anup Bhetuwal Guo-Qing Yang Quan-Shui Fu Hong Chen Na Hu Hao Zeng Xiao-Ping Fan Gao-Wen Yan Xiao-Lin Wu

RATIONALE Even though barium sulphate aspiration during upper gastrointestinal examination is a well-known phenomenon, complication such as long-term lung injury and death may still occur. This may depend upon the concentration, amount, anatomy, or certain predisposing factors. PATIENT CONCERNS A 47-year-old woman who had a barium swallow to screen for foreign body in esophagus. DIAGNOSES C...

Journal: :Advanced Engineering Materials 2021

Barium silicate glass powders 4 h milled in CO2 and Ar sintered air are studied with microscopy, total carbon analysis, differential thermal analysis (DTA), vacuum hot extraction mass spectroscopy (VHE-MS), Fourier-transformed infrared (FTIR) spectroscopy, X-ray photoelectron (XPS), time-of-flight secondary-ion spectrometry (TOF?SIMS). Intensive foaming of powder compacts is evident, VHE studie...

Journal: :Annals of surgery 2015
Naoyoshi Nagata Ryota Niikura Takuro Shimbo Naoki Ishizuka Kazuyoshi Yamano Kyoko Mizuguchi Junichi Akiyama Mikio Yanase Masashi Mizokami Naomi Uemura

OBJECTIVE We compared the clinical efficacy of barium therapy and conservative therapy in preventing recurrence in patients with diverticular bleeding. BACKGROUND Previous case reports have indicated that barium impaction therapy provides initial hemostasis for diverticular bleeding and prevention against rebleeding. METHODS After spontaneous cessation of bleeding, patients were randomly as...

Journal: :The Korean journal of thoracic and cardiovascular surgery 2016
Simon Roh Mark D Iannettoni John C Keech Mohammad Bashir Peter J Gruber Kalpaj R Parekh

BACKGROUND Barium swallow is performed following esophagectomy to evaluate the anastomosis for detection of leaks and to assess the emptying of the gastric conduit. The aim of this study was to evaluate the reliability of the barium swallow study in diagnosing anastomotic leaks following esophagectomy. METHODS Patients who underwent esophagectomy from January 2000 to December 2013 at our inst...

Journal: :Chemical & pharmaceutical bulletin 1987
T Aoyama M Horioka

glass ampules was identified as barium sulfate crystals by using scanning electron microscopy and energy dispersing X-ray analysis. Barium sulfate crystals isolated from these solutions occurred as single or agglomerated crystals which were 0.5-2.0 ƒÊm long in maximum dimension. Barium sulfate crystal formation in usual ampules tended to increase with increasing temperature of sterilization, bu...

Journal: :Climate of The Past 2022

Abstract. Changes in Southern Ocean export production have broad biogeochemical and climatic implications. Specifically, iron fertilization likely increased subantarctic nutrient utilization enhanced the efficiency of biological pump during glacials. However, past southeastern Pacific is poorly documented, its connection to Fe fertilization, potentially related Patagonian Ice Sheet dynamics, un...

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