This paper was selectea for pm.sentatmn by an SPE Program Commm~Iollcwng reww cd Information contained m an abstract submtied by the aultmr(s) Conten~o+ the paper, as presented haw nci teen rwewac by tie Samly of Petm18um Engineers and are subject to carrecbon by *4 autfwm(s) The material, as pree.eniti, does M -nly reflwt any p-c.wbonof the Sowety d Petroleum Engineers. ts offmem, or members Papers presented at SPE meetmgs are subject to publ!catmn rewmv by Edrtonal timm!ttees c1 the Sccwty cd Petioleum Engmeem Penmswm to copy m resmcwi m an abstract of not more man 3X words Illusbatums may ncd be wpmd The abstract shouti wtim cansplcuous acknolwdgment d vdwre and by wiwm the paper was presented Write Ltbmnan, SPE, P O %x 83?8% Rlchardwn TX 753S2-3833 U S A fax 01-214-9S2.9d35Abstract This paper reviews field issues related to the planning. installation and operation of the helico-axial muhiphase pumps, Interest for mtdtiphase production. which leads to simpler and smaller in-field installations. is primarily dictated by the need for more a cosl effeetive production system.