1

Increasing the running speed of impulse hydraulic turbines

Year:
1970
Language:
english
File:
PDF, 424 KB
english, 1970
3

Reply

Year:
2003
Language:
english
File:
PDF, 38 KB
english, 2003
4

Special analog-digital device to measure the temperature of molten metal

Year:
1984
Language:
english
File:
PDF, 283 KB
english, 1984