These expose a dark gray, finely crystalline and often bituminous limestone. From LearnThat.org. [yourdictionary.com]
bituminous coal. From Wordnet, Princeton University.
Adjective : bituminous shale. From Dictionary.com.
The dull coal is called bituminous, because it contains more bitumen or mineral pitch. From Wordnik.com. [Diggers in the Earth] Reference
Gross calorific values are very high, indicating the coal can be classified as bituminous thermal coal. From Wordnik.com. [Latest News - Yahoo!7 News] Reference
With bituminous coals, however, the case is different. From Wordnik.com. [Steam, Its Generation and Use] Reference
The melted stink of bituminous briefly touched his face. From Wordnik.com. [One Night Below Climax] Reference
The largest of the bituminous fields is the Appalachian. From Wordnik.com. [Steam, Its Generation and Use] Reference
Tennessee, where a small amount of semi-bituminous is mined. From Wordnik.com. [Steam, Its Generation and Use] Reference
When the coal used is a low grade bituminous of the Middle or. From Wordnik.com. [Steam, Its Generation and Use] Reference
Mountains the semi-bituminous Clearfield (Pa.) and Cumberland. From Wordnik.com. [Steam, Its Generation and Use] Reference
Like all bituminous earths, it needs the strongest drying oil. From Wordnik.com. [Field's Chromatography or Treatise on Colours and Pigments as Used by Artists] Reference
Semi-bituminous coals are found on the eastern edge of the great. From Wordnik.com. [Steam, Its Generation and Use] Reference
She mines one quarter of the bituminous coal of the United States. From Wordnik.com. [A Short History of Pittsburgh] Reference
The next bituminous coal producing region to the west is the Northern. From Wordnik.com. [Steam, Its Generation and Use] Reference
The technical name for hard coal is anthracite bituminous lignite 89 90. From Wordnik.com. [Stanford Achievement Test, Ed. 1922 Advanced Examination, Form A, for Grades 4-8] Reference
Again the tendency is to work bituminous coal fires less than formerly. From Wordnik.com. [Steam, Its Generation and Use] Reference
There are numerous bituminous coal mines near Johnstown, operated by the. From Wordnik.com. [The Johnstown Horror!!! or, Valley of Death, being A Complete and Thrilling Account of the Awful Floods and Their Appalling Ruin] Reference
Relative to bituminous coal, a ton of bark is equivalent to 0.4 ton of coal. From Wordnik.com. [Steam, Its Generation and Use] Reference
But independently of this, the road has already reached the bituminous beds of the Black. From Wordnik.com. [The Atlantic Monthly, Volume 20, No. 122, December, 1867] Reference
The following are examples from actual practice of waterproofing with bituminous coatings. From Wordnik.com. [Concrete Construction Methods and Costs] Reference
~ Coal gas is made by heating bituminous coal in large retorts out of contact with the air. From Wordnik.com. [An Elementary Study of Chemistry] Reference
Most of the coals in the above fields are on the border line between bituminous and lignite. From Wordnik.com. [Steam, Its Generation and Use] Reference
Ordinarily the heating value of wood is considered equivalent to 0.4 that of bituminous coal. From Wordnik.com. [Steam, Its Generation and Use] Reference
They are really a low grade of bituminous coal and are known as sub-bituminous or black lignites. From Wordnik.com. [Steam, Its Generation and Use] Reference
The Vandyke brown of the present day is a bituminous ochre, purified by grinding and washing over. From Wordnik.com. [Field's Chromatography or Treatise on Colours and Pigments as Used by Artists] Reference
Soft or bituminous coals contain considerable organic matter besides carbon and mineral substances. From Wordnik.com. [An Elementary Study of Chemistry] Reference
The difference between the semi-bituminous and the bituminous coals is an important one, economically. From Wordnik.com. [Steam, Its Generation and Use] Reference
Numerous varieties are produced in the province of Kiangsú -- slaty, cannel, bituminous and anthracite. From Wordnik.com. [The International Monthly, Volume 3, No. 1, April, 1851] Reference
Apt to vary in hue, it is durable both in water and oil, but, like all bituminous earths, dries tardily as. From Wordnik.com. [Field's Chromatography or Treatise on Colours and Pigments as Used by Artists] Reference
English and Nova Scotia cannel, while the Kanawha bituminous and splint coals are unsurpassed by any others. From Wordnik.com. [Lippincott's Magazine of Popular Literature and Science Volume 11, No. 24, March, 1873] Reference
Suppose that during the test the coal used was run-of-mine bituminous having a heating value of 13,500 B.t. u. From Wordnik.com. [Engineering Bulletin No 1: Boiler and Furnace Testing] Reference
Many of the fields given as those containing bituminous coals in the western states also contain true lignite. From Wordnik.com. [Steam, Its Generation and Use] Reference
bituminous Coals -- There is no classification of bituminous coal as to size that holds good in all localities. From Wordnik.com. [Steam, Its Generation and Use] Reference
Most bituminous coals will ignite if placed in large enough piles and all suffer more or less from disintegration. From Wordnik.com. [Steam, Its Generation and Use] Reference
In the Eastern States the standards thus regarded for semi-bituminous coals are Pocahontas (Va. and W. Va.) and New. From Wordnik.com. [Steam, Its Generation and Use] Reference
The following bituminous coatings have been used in waterproofing concrete fortifications by the U.S. Army Engineers. From Wordnik.com. [Concrete Construction Methods and Costs] Reference
As stated, the difficulty of burning bituminous coals successfully will increase with the increase in volatile matter. From Wordnik.com. [Steam, Its Generation and Use] Reference
The bituminous compound is used both alone and in combination with layers of a fabric of some sort to form the coating. From Wordnik.com. [Concrete Construction Methods and Costs] Reference
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