partner trying to evict me after 12 years of using me/please help

dear lawyer friends this is top inform you that i had started a company with two of my colleagues working in the previous company 12 years back ,as we had the trading of computers as our line two people took up sales and one of them took up the responsibility of suppport and finance ,after the company has stabilised ,the support guy is asking us to move out by giving us a paltry sum,one of the partners has agreed while i dont want to give in as i have spent a good number of years in building up this enterprise the clients that we brought in were not supported to that much extent as a result inspite of that there was no let up in sales at all now after 12 years i dont have that much of energy to restart a new enterprise as now i am suffering from asthma and knee pains it is my humble request to suggest me a) how can this guy evict me?is it possible b) it started with a partnership but we formed a pvt ltd after four /five years c) what action can i take against this guy? d) if i stop working and just sit down can he evict me on grounds of non working? e) if i start a parallel company and keep on taking remuneration from this also ,will it be treated as fraud? f) can he stop a buyer from buying the company? g) how are the ways he can harm me? an early answer would be appreciated regards surinder an early reply would be highly appreciated