000			00717nam a2200277Ia 4500
003			HQRS
005			20170222041928.0
008			150617s1961 xx 000 0 eng d
040			_aHQRS _beng _cHQRS
041			_heng
080			_b621.52 K1
100			_aPirani, M.
245			_aPrinciples of vacuum engineering
260			_bChapman & Hall, _aLondon: _c1961
300			_axii, 578p.: _bill.; _c24cm.
500			_aIncludes bibliography and index
650			_aVacuum engineering
650			_aVacuum technology
650			_aVacuum metallury
650			_aVacuum system
650			_aVacuum pumps
650			_aVacuum gauges
700			_aYarwood, J.
365			_aINR
942			_2udc _cBK
999			_c2673 _d2673