The police, if did not remand the accused through magistrate at the time of registering the FIR, it will be difficult for them to trace the accused and produce them before concerned magistrate for remanding them under judicial custody.
A Magistrate may order for the remand of the arrested person to police custody u/s 167 (3) of the Cr.P.C. The Magistrate should be fully satisfied that there is good ground to remand the accused to police custody.
Since your husband is trying to obtain anticipatory bail and has gone underground till then, you may have to wait for the developments.
If you find that the police is ineffective on your compliant then you may approach the magistrate court with a petition under section 156(3) cr.p.c. seeking direction to concerned police for initiating proper legal action on your complaint pending before them.