filter, the period of operation of the pressure waves of a substituate pump arranged in the substitution fluid line is measured. The supply of substitution fluid upstream or downstream of the dialyser or filter is recognized on the basis of the measurement of the operating time. The known process presupposes the use of a substituate pump producing pressure waves.
DE 101 15 991 C1 describes a device for detecting stenoses in a hose system. The printed document proposes to draw the conclusion of the presence of a stenosis (narrow site) in the hose system in the case of a change in the frequency spectrum of an oscillating pressure signal spreading in the hose system. The operating principle of the known device is based on the fact that the causetickets, the officials added.

The fourth Quick Pick was the one that delivered home the winning combination, the officials said.

So when the numbers 28, 30, 39, 59, 70 and the Mega Ball, 10, were announced, Missler said he simply placed a call to share the news with his brother.

Then he met with his father the following morning for a cup of coffee, officials said.

The 7-Eleven will receive a $100,000 bonus commission for selling the winning ticket.

The lucky person who bought the winning $560 million Powerball ticket in New Hampshire is still a mystery.

Lottery officials confirmed that the ticket was sold at Reeds Ferry Market in Merrimack, some 25 miles south of Concord.

The store, officials said, will receive a $75,000 commission.