00471nam a2200157Ia 4500008004100000082001700041100001400058245005500072250000600127260005100133300000800184650003800192650003400230653002200264653002700286170901s1980    xx            000 0 und d  a621.67bR30M  aReg, D.R. 0aMaintenance of Pumps and Reciprocating Compressors  a1  aNew DelhibNational Productivity Councilc1980  a126  aEngineering and allied operations  aTechnology (Applied sciences)  aPumping machinery  aRepair and maintenance