refractory

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Related to Refractory material: Refractory lining, Refractory ceramic

refractory

 [re-frak´tah-re]
1. not readily yielding to treatment.
2. not responding to a stimulus.

re·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. -fractus, to break in pieces]

refractory

(rĭ-frăk′tə-rē)
adj.
Resistant to treatment: a refractory case of acne.

re·frac′to·ri·ly adv.
re·frac′to·ri·ness n.

refractory

adjective Resistant to therapy; intractable; unresponsive.

refractory

adjective Intolerable, resistant to therapy, intractable, unresponsive, stubborn

re·frac·to·ry

(rĕ-frak'tŏr-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. -fractus, to break in pieces]

re·frac·to·ry

(rĕ-frak'tŏr-ē)
Resistant to treatment, as of a disease.
[L. refractarius, fr. refringo, pp. -fractus, to break in pieces]
References in periodicals archive ?
The new refractory material lasted up to 1 yr--more than tripling the lifespan of the doors.
The standard design of the electrode plate consists of two flexible mica materials, with the material facing the melt possessing the same resistive properties as the refractory material. The electrode plates for crucible induction furnaces are 500 mm wide and are adapted to the height of the coil.
The results of the corrosion tests under different conditions for refractory material A with 60% alumina and refractory material B with 70% alumina are presented in Tables 2 and 3.
HONG KONG, Mar 29, 2019 - (ACN Newswire) - Rare earth and refractory materials manufacturer China Rare Earth Holdings Limited ("China Rare Earth" or the "Group") (stock code: 769) reported a net loss of HK$7,376,000 for the year ended 31 December 2018, representing a sharp decline of more than 90% relative to HK$84,781,000 last year and reflecting a significant improvement in the Group's operation.
The business produces metallurgical feedstock, refractory materials abrasive grains and products used in technical ceramics.
In a board of directors' meeting, attended by Minister of International Cooperation and Investment Sahar Nasr, GAFI's board said the investment projects will involve building an aluminum factory in Mit Ghamr, refractory materials' facilities in El-Saf and food industries factory in Benha.
offers an engineered solution for meeting or exceeding OSHAs Permissible Exposure Limit when lining coreless induction melting furnaces with dry, vibratable silica (or other) refractory materials. Uninterrupted forking of sidewall refractory produces a denser lining leading to longer lining life, fewer annual linings, and labor and material savings.
Jan 23, 2015 (SeeNews)- Austrian refractory materials maker RHI AGA (VIE:RHI) Friday raised its revenue and earnings forecast for 2014 after it saw its full-year earnings before interest and tax (EBT) exceed expectations by surpassing EUR 110 million (USD 123.5m).
He covers the basic design of laboratory furnaces, temperature measurements, radiation pyrometry, refractory materials in the laboratory, vacuum in theory and practice, and high temperature furnaces and thermobalances.
Minteq, a wholly-owned subsidiary of Minerals Technologies, will be responsible for coordinating refractory materials, manpower and equipment with Magnesita of Germany and Krosaki-Harima of Japan.
Muscari, chairman and CEO of Minerals Technologies, said, 'We are extremely pleased to work with a world-class company like SULB to provide refractory materials, service and equipment for steel-making and molten metal transport vessels at its new steel production facility in Bahrain.'
of stoppers and nozzles made of refractory materials, (b) refractory materials used to produce magnesia carbon refractory bricks, also (c) 50 drills in assembly for refractory products of 93 mm.