The phrase "a longer extension" is correct and usable in written English.
It can be used when referring to an extension that is greater in length or duration than something else.
Example: "We need to apply for a longer extension on the project deadline to ensure we have enough time to complete all the necessary work."
Alternatives: "an extended duration" or "a greater extension".
The union also offered to negotiate a longer extension if the N.F.L. guarantees that the cap will not go down.
Walsh noted that Dolan could decline the option and still work on a longer extension after April 30.
The respite does not guarantee that a deal will be reached, or even that a longer extension is a given.
He offered to support a longer extension of the program, through May, and a deal was put together for the first order of business on Tuesday.
The company, which has announced its intentions to refinance its debt load, said it was in talks with lenders for a longer extension.
There will be no face-to-face talks on Friday, but each side will hold separate sessions with the mediator to try to agree on a longer extension.
Nonetheless, even one year gives the industry critical breathing room, with the strong possibility of a much longer extension next year from a new Congress and administration.
A 50' (or longer) extension cord with 18 gauge wires may only be suited for a simple 100W drop light.
But Stefan Mappus, the state's premier, is one of the CDU's loudest advocates of nuclear power; he wanted an even longer extension of the nuclear operating deadline (and when Mrs Merkel's environment minister, Norbert Röttgen, resisted, hinted that he should resign).
Notably, addition of the single-strand binding protein replication protein A (RPA) results in formation of longer extension tracks (Fig. 1B, lane 7).
The only observed difference was that Pol δ (but not Pol η) yielded an additional, slowly migrating band representing longer extension products (Fig. 4C, lanes 4 6 and 16 18).
