Salesforce Custom Approval Process With Apex -

i have logic problem custom approval process. want build custom solution in sfdc more options approval process.

i have 2 objects: approval process (parent) , approval criteria (child).

for example:

approval process #1: object == account

• criteria #1: name == 'test'
• criteria #2: rating == 'hot'

approval process #2: object == account

• criteria #1: name == 'test'
• criteria #2: rating == 'hot'

i have record account ( name = 'test', rating = 'hot' )

soql check if record in conditions this:

list<account> accountlist = [select id account (name = 'test' , rating = 'hot') or (name = 'test' , rating = 'hot')]; 

i know account in list how can determine approval process found it?