Producing K salts from Swedish raw material. [Alum slate, treated to give shale oil, leaves residue containing K oxide; it is mixed with limestone and pyrites, heated to 1200/sup 0/ to give K sulfate; residue mixed with Ca hydroxide and subjected to steam pressure gives KOH (best yield of K)]
Journal Article
·
· The Swedberg (Mem. Vol.)
OSTI ID:5162785
- OSTI ID:
- 5162785
- Journal Information:
- The Swedberg (Mem. Vol.), Journal Name: The Swedberg (Mem. Vol.)
- Country of Publication:
- United States
- Language:
- English
Similar Records
Desulfurization of coal. [Mixture of equal volume of S-bearing coal and calcined limestone treated with H in fluidized bed at 600-800/sup 0/ and 1 atm; most pyrite S, ca 34% organic S, and some sulfate S removed]
Calcium sulfite from waste gas. [S dioxide absorbed in aqueous alkali metal sulfite, liquid is treated with Ca hydroxide or limestone, the Ca sulfate is separated, and most of filtrate is recycled to absorb S dioxide]
High-calorific-value gas from coal for pipeline transportation. [Gas high in methane produced from char from low-temperature carbonization of cal at 800-1400/sup 0/F, char treated with H and steam at 1200-2000/sup 0/F and 50-150 atm]
Patent
·
Tue Feb 08 00:00:00 EST 1972
·
OSTI ID:5162785
Calcium sulfite from waste gas. [S dioxide absorbed in aqueous alkali metal sulfite, liquid is treated with Ca hydroxide or limestone, the Ca sulfate is separated, and most of filtrate is recycled to absorb S dioxide]
Patent
·
Thu Apr 25 00:00:00 EDT 1974
·
OSTI ID:5162785
+1 more
High-calorific-value gas from coal for pipeline transportation. [Gas high in methane produced from char from low-temperature carbonization of cal at 800-1400/sup 0/F, char treated with H and steam at 1200-2000/sup 0/F and 50-150 atm]
Patent
·
Tue Jul 13 00:00:00 EDT 1965
·
OSTI ID:5162785
Related Subjects
04 OIL SHALES AND TAR SANDS
POTASSIUM COMPOUNDS
PRODUCTION
SPENT SHALES
PROCESSING
CALCIUM HYDROXIDES
CHEMICAL REACTIONS
COST
LIMESTONE
OIL SHALES
POTASSIUM CHLORIDES
POTASSIUM HYDROXIDES
POTASSIUM SULFATES
PYRITES
STEAM
SWEDEN
ALKALI METAL COMPOUNDS
ALKALINE EARTH METAL COMPOUNDS
BITUMINOUS MATERIALS
CALCIUM COMPOUNDS
CARBONACEOUS MATERIALS
CARBONATE ROCKS
CHALCOGENIDES
CHLORIDES
CHLORINE COMPOUNDS
ENERGY SOURCES
EUROPE
FOSSIL FUELS
FUELS
HALIDES
HALOGEN COMPOUNDS
HYDROGEN COMPOUNDS
HYDROXIDES
METAMORPHIC ROCKS
MINERALS
ORES
OXYGEN COMPOUNDS
RESERVOIR ROCK
ROCKS
SCANDINAVIA
SEDIMENTARY ROCKS
SHALES
SULFATES
SULFIDES
SULFUR COMPOUNDS
SULFUR ORES
040600* - Oil Shales & Tar Sands- Products & By-Products
POTASSIUM COMPOUNDS
PRODUCTION
SPENT SHALES
PROCESSING
CALCIUM HYDROXIDES
CHEMICAL REACTIONS
COST
LIMESTONE
OIL SHALES
POTASSIUM CHLORIDES
POTASSIUM HYDROXIDES
POTASSIUM SULFATES
PYRITES
STEAM
SWEDEN
ALKALI METAL COMPOUNDS
ALKALINE EARTH METAL COMPOUNDS
BITUMINOUS MATERIALS
CALCIUM COMPOUNDS
CARBONACEOUS MATERIALS
CARBONATE ROCKS
CHALCOGENIDES
CHLORIDES
CHLORINE COMPOUNDS
ENERGY SOURCES
EUROPE
FOSSIL FUELS
FUELS
HALIDES
HALOGEN COMPOUNDS
HYDROGEN COMPOUNDS
HYDROXIDES
METAMORPHIC ROCKS
MINERALS
ORES
OXYGEN COMPOUNDS
RESERVOIR ROCK
ROCKS
SCANDINAVIA
SEDIMENTARY ROCKS
SHALES
SULFATES
SULFIDES
SULFUR COMPOUNDS
SULFUR ORES
040600* - Oil Shales & Tar Sands- Products & By-Products