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TWO:In October, 1723, when the prince was eleven years of age, his grandfather, George I., came to Berlin to visit his daughter and his son-in-law, the mother and father of Fritz. From the windows of his apartment he looked out with much interest upon Fritz, drilling his cadet company upon the esplanade in front of the palace. The clock-work precision of the movements of the boy soldiers greatly surprised him.I got to Berneck at ten. The heat was excessive. I found myself quite worn out with the little journey I had taken. I alighted at the house which had been got ready for my brother. We waited for him, and in vain waited till three in the afternoon. At three we lost patience; had dinner served without157 him. While we were at table there came on a frightful thunder-storm. I have witnessed nothing so terrible. The thunder roared and reverberated among the rocky cliffs which begirdle Berneck, and it seemed as if the world were going to perish. A deluge of rain succeeded the thunder.

Hydrocyclone (liquid cyclone)01

Hydrocyclone (liquid cyclone)02

A hydrocyclone (liquid cyclone) injects treatment solution into stationary equipment to perform separation, classification, and concentration, and is an innovative separator with a very simple structure and no drive unit.

Structure of a hydrocyclone (liquid cyclone)

A suspension containing fine particles of several micrometers or more is supplied to a cylindrical container circumferentially at high speed. And as a result it starts to rotate and a centrifugal force is generated. At this time a gravitational acceleration of several tens of thousands of G is generated in the circumferential direction, and thus leading to fast sedimentation and concentration of the fine particles. The separated concentration can be freely selected by changing the supply rate (supply pressure and flow rate) and the flow ratio of the outlet. Our hydrocyclone (liquid cyclone) was designed and manufactured to classify and concentrate fine particles, and so has a small element.

THREE:My situation changes every moment. Sometimes I am in favor, sometimes in disgrace. My chief happiness consists in my being absent from him. I lead a quiet and tranquil life with my regiment at Ruppin. Study and music are my principal occupations. I have built me a house there, and laid out a garden where I can read and walk about.
  • Equipment costs can be reduced.
  • Operating costs can be reduced.
  • Maintenance costs can be reduced.
  • Any change in raw material and product can be easily addressed.
  • Large amounts can be treated in a small area.
  • Separation and cleaning are easy because of the simple structure.
  • Simplified control
  • This equipment can be operated in synchronization with external devices.
  • Alarm and interlock mechanism.
THREE:For several weeks the Austrians slowly and sullenly retired. Their retreat was conducted in two immense columns, by parallel roads at some distance from each other. Their wings of foragers and skirmishers were widely extended, so that the hungry army swept with desolation a breadth of country reaching out many leagues. Though the Austrian army was traversing the friendly territory of Bohemia, still Prince Charles was anxious to leave behind him no resources for Frederick to glean. Frederick, with his army, pressed along, following the wide-spread trail of his foes. The Austrians, with great skill, selected every commanding position on which to erect their batteries, and hurl back a storm of shot and shell into the bosoms of their pursuers. But Frederick allowed them no rest by day or by night. His solid columns so unremittingly and so impetuously pressed with shot, bullets, bayonet, and sabre-blows upon the rear ranks of the foe that there was almost an incessant battle, continuing for several weeks, crimsoning a path thirty miles wide and more than a hundred miles in length with the blood of the wounded and the slain. My dear Papa,I have not, for a long while, presumed to come near my dear papa, partly because he forbade me, but chiefly because I had reason to expect a still worse reception than usual; and for fear of angering my dear papa by my present request, I have preferred making it in writing to him.
  • Classification and concentration for the manufacture of inorganic powder materials
  • Classification of ceramic materials
  • Removal of fine particles, including iron powder
  • Removal of fine particles from pigments
  • Removal of fine organic particles from solvents
  • Separation of starch and yeast
  • Removal of fine particles from high-temperature strong acid solutions
  • Removal of fine particles from low-temperature solutions