MITSUBISHI HEAVY IND LTD
Granular, free-flowing, slow release plant nutrient compositions suitable for use in growth media are prepared by treating granules of a calcined clay, such as montmorillonite, attapulgite, sepiolite chlorite or vermiculite, with one or more solutions...
GESELLSCHAFT ZUR ERRICHTUNG VON UNWELTSCHUTZANLAGEN MBH
A first thermally insulated hollow cylinder is mounted for rotation about its longitudinal axis and a second hollow cylinder is mounted within the first cylinder for conjoint rotation therewith. The ends of the cylinders are closed to define a first a...
Apparatus for dehydrating organic waste material in a rotary oven. The oven is within an insulated chamber and the oven is heated by a burner. The waste gases from the oven are recycled and burnt in the burner. The dried product is usable for soil enr...
A water soluble mixed fertilizer composition in solid form and a method of producing the fertilizer composition. The fertilizer comprises a mixture of urea, phosphoric acid and at least one potassium salt selected from the class comprising potassium s...
A solar chemical process for converting sewer sludge from a gelatinous mass into a manageable product suitable for fertilizer includes the manufacture of a carbonaceous product by treating cellulose waste such as newspaper with sulfuric acid and heati...
UHDE, FRIEDRICH GMBH
Magnesium-bearing phosphate rock in small grain size is converted into phosphoric acid so that no by-products, which are difficult to dispose of are produced. The crushed rock is mixed with water and subsequently acidified with nitric acid, the reacti...
ETHERINGTON, ALFRED B
A process for the production of dehydrated foodstuffs, feedstuffs or plant fertilizers includes the following steps: (a) preparing protein-containing animal matter to a particulate size acceptable to homogenizing equipment; (b) subjecting the comminut...