Refractory to meaning

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August undefined, 2024

In materials science, a refractory (or refractory material) is a material that is resistant to decomposition by heat, pressure, or chemical attack, and retains strength and form at high temperatures. Refractories are polycrystalline, polyphase, inorganic, non-metallic, porous, and heterogeneous. They are typically composed of oxides or carbides, nitrides etc. of the following materials: silicon, al…

Understanding What Chemorefractory Means - Verywell Health

Webrefractory meaning: 1. not affected by a treatment, change, or process: 2. difficult to control; unwilling to obey…. Learn more. WebShowing or characterized by obstinate resistance to authority or control. Refractory children; refractory behavior. American Heritage Hard to manage; stubborn; obstinate. Webster's … kennaway hotel east london

Refractory and Non-Refractory Ore - Gold Companies Explained

WebDefinitions on the go. Look up any word in the dictionary offline, anytime, anywhere with the Oxford Advanced Learner’s Dictionary app. (medical) (of a disease or medical condition) … Webre·frac·to·ry ( rē-frak'tōr-ē ), 1. Resistant to treatment, as of a disease. Synonym (s): intractable (1) , obstinate (2) 2. Synonym (s): obstinate (1) [L. refractarius, fr. refringo, pp. … Web13. apr 2024 · Refractory cancer pain is pain that does not respond to standard opioid and/or co-analgesic therapy. This occurs in 10–20% of patients. Several factors have been considered risk factors for a poor pain prognosis, including young age, high levels of opioid tolerance, neuropathic pain condition, incident pain, psychological distress, history of … kenna white realtor seymour in

$Refractory Definition & Meaning Dictionary.com$

Refractory Material - an overview ScienceDirect Topics

Web14. jan 2024 · Refractory migraine is a type of migraine that does not respond to typical migraine treatments. People with refractory migraine can experience an aura with a severe headache. Migraine is a... Web23. mar 2024 · Gold miners are facing a reserves crisis, and what is left in the ground is becoming more and more challenging to process.Refractory gold reserves, which require more sophisticated treatment methods in order to achieve oxide-ore recovery rates, correspond to 24 percent of current gold reserves and 22 percent of gold resources … kennawilliamsllc.comWebRefractory and Non-Refractory Ore. In general, refractory ore is one that is not amenable to gold extraction using cyanide. Refractory ore is undesirable because the methods needed to enable gold extraction are expensive. Non-refractory ore is where cyanide can be used to extract the gold. This is desirable as it means the process will be cheaper. kenna williams bondoc conway ark

"WebFrom Longman Dictionary of Contemporary English refractory re‧frac‧to‧ry / rɪˈfrækt ə ri / adjective 1 formal DISOBEY deliberately not obeying someone in authority and being … " - Refractory to meaning

Refractory to meaning

$Refractory Cancer: What It Is and How It Is Treated$

Webre· frac· to· ry ri-ˈfrak-t (ə-)rē Synonyms of refractory 1 : resisting control or authority : stubborn, unmanageable 2 a : resistant to treatment or cure a refractory lesion b : … Web4. dec 2024 · Most studies define refractoriness as a CCI of <5,000 after 2 sequential transfusions. 2 However, a CCI of <7,500 or a PPR of <30% are also accepted values. 6 Figure 1. View large Download PPT Formulae used in the diagnosis of platelet refractoriness. 5 Confirming immune-based refractoriness

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WebRefractories are materials that are resistant to high temperature, used predominantly as furnace linings for elevated temperature materials processing and other applications in which thermomechanical properties are critical. From: Comprehensive Composite Materials, 2000 View all Topics Add to Mendeley About this page Web31. jan 2024 · The word “refractory” in general use means stubborn or intractable, and in medicine it is specifically applied to disease that does not respond to treatment. Refractory cancer refers to cancer that may be resistant at the beginning of treatment, or becomes resistant during treatment.

Web19. mar 2024 · The meaning of refractory cancer is cancer that fails to respond to medical treatment. This may present as resistance to treatment from the start, or the acquisition of resistance by the cancer... Web12. apr 2024 · Generally speaking, below 1570℃ is called insulation material; Above 1570℃ is refractory material. Traditional refractory materials generally refer to heavy firebrick, castable, etc., the ...

WebRefractory bricks in a torpedo car used for hauling molten iron. A fire brick, firebrick, or refractory is a block of ceramic material used in lining furnaces, kilns, fireboxes, and fireplaces. A refractory brick is built primarily to withstand high temperature, but will also usually have a low thermal conductivity for greater energy efficiency. Webhard or impossible to manage; stubbornly disobedient. a refractory child. 2. resisting ordinary methods of treatment. 3. difficult to fuse, reduce, or work, as an ore or metal. …

WebRefractory definition: Refractory people are difficult to deal with or control, for example because they are... Meaning, pronunciation, translations and examples

WebOther articles where refractory ore is discussed: gold processing: Extraction from refractory ores: Many gold-bearing ores and concentrates are not readily amenable to cyanidation, owing to the presence of substances that consume the cyanide reagent before it can dissolve the gold, preferentially adsorb the gold as it dissolves (a phenomenon called preg … ke nna ya lefang tshwarelo lyricsWebre·frac·to·ry (rĭ-frăk′tə-rē) adj. 1. Showing or characterized by obstinate resistance to authority or control: refractory children; refractory behavior. 2. Difficult to melt or work; … kennaway hotel east london south africahttp://test318.weebly.com/refractory-and-non-refractory-ore.html kennaway hotel east london contact detailsWeb14. feb 2024 · Diagnosing refractory hypertension. Definition: To qualify as having refractory hypertension, a patient must be on three optimally dose anti-hypertensive medications without achieving adequate blood pressure control (make sure you trust your blood pressure readings!) There is controversy over whether one of these three medications needs to be … kennbury courtWeb28. dec 2024 · Definition. The refractory period of a neuron is the time in which a nerve cell is unable to fire an action potential (nerve impulse). Two subsets exist in terms of neurons: absolute refractory period and relative refractory period. The first describes the inability to send a new impulse when sodium channels preceding this impulse are inactivated. kenna wv countyWebRefractory definition: Showing or characterized by obstinate resistance to authority or control. kenn bell twin screw super chargersWeb31. jan 2024 · The word “refractory” in general use means stubborn or intractable, and in medicine it is specifically applied to disease that does not respond to treatment. … kenna wollard volleyball player illinois