Even in the investigations into direct production of calcium peroxide in an alkali melt with highly compressed oxygen, it was found to be necessary to bring the high-pressure gas into contact with the suspension of lime in caustic alkali melt by agitation or some other means of mixing.
Friedrich Bergius
even-in-investigations-into-direct-production-calcium-peroxide-in-alkali-melt-with-highly-compressed-oxygen-it-was-found-to-be-necessary-to-bring-high-pressure-gas-into-contact-w
as-early-as-1912-we-worked-on-problem-hydrogenation-organic-substances-with-aid-highly-compressed-hydrogen
as-early-as-1910-ludwig-landsberg-had-suggested-that-i-should-examine-problem-splitting-heavy-oils-oil-residues-into-benzines
