UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C.  20549


SCHEDULE 13G

(Under the Securities Exchange Act of 1934)
(Amendment No.4)*

MFRI, INC.
- ------------------------------------------------------
(Name of Issuer)

Common
- ---------------------------------
(Title of Class of Securities)

552721102
- -----------------------
(Cusip Number)

December 31, 2009
_______________________________
(Date of event which requires filing of this statement)

Check the appropriate box to designate the rule pursuant
to which this schedule is filed:

[X]  Rule 13d-1    (b)Babson Capital Management LLC
[X]  Rule 13d-1    (c)Cobbs Wharf Master Fund, L.P.
[ ]  Rule 13d-1    (d)

*The remainder of this cover page shall be filled out for a
reporting person's initial filing of this form with respect to the
subject class of securities, and for any subsequent amendment
containing information which would alter the disclosures provided in
a prior cover page.

The information required in the remainder of this cover page shall
not be deemed to be "filed" for the purpose of Section 18 of the
Securities Exchange Act of 1934 ("Act") or otherwise subject to the
liabilities of that section of the Act, but shall be subject to all
other provisions of the Act (however, see the Notes.)

[Continued on the following page(s)]
Page 1 of 8 Pages




CUSIP No  552721102 		   Page 2 of 8 Pages
- ----------------------------------------------------------------

1.	Name of reporting person
 	S.S. or I.R.S. identification no. of above person

	Babson Capital Management LLC
	51-0504477
- ----------------------------------------------------------------
2.	Check the appropriate box if a member of a group
	(a)(   )
	(b)( X )
- ----------------------------------------------------------------
3.	SEC use only
- ----------------------------------------------------------------
4.	Citizenship or place of organization
	Delaware
- ----------------------------------------------------------------
                      		5.	Sole Voting Power

						415,940
	Number of	         	-----------------------------
	shares	            	6.	Shared Voting Power
	beneficially
	owned by				 0
	each		      	       -----------------------------
	Reporting            	7.	Sole Dispositive Power
	person
	with		               		415,940
				 	-----------------------------
8.	Shared Dispositive Power
				0
      ---------------------------------------------------------------
9.	Aggregate amount beneficially owned by each reporting person

 				415,940
	---------------------------------------------------------------
10.	Check if the aggregate amount in row (9) excludes certain shares*

      ----------------------------------------------------------------
11.	Percent of class represented by amount in row 9
	       6.10%
      ----------------------------------------------------------------
12.	Type of Reporting person
	IA







CUSIP No  552721102  		   Page 3 of 8 Pages
- ----------------------------------------------------------------
1.	Name of reporting person
 	S.S. or I.R.S. identification no. of above person

	Cobbs Wharf Master Fund, L.P.
- ----------------------------------------------------------------
2.	Check the appropriate box if a member of a group
	(a)(   )
	(b)( X )
- ----------------------------------------------------------------
3.	SEC use only
- ----------------------------------------------------------------
4.	Citizenship or place of organization
	Delaware
- ----------------------------------------------------------------
                      		5.	Sole Voting Power

						0
	Number of	         	-----------------------------
	shares	            	6.	Shared Voting Power
	beneficially
	owned by			 	0
	each		      	       	-----------------------------
	Reporting            	7.	Sole Dispositive Power
	person
	with		                   	0
					 -----------------------------
8.	Shared Dispositive Power
				0
      ---------------------------------------------------------------
9.	Aggregate amount beneficially owned by each reporting person

 				0
	---------------------------------------------------------------
10.	Check if the aggregate amount in row (9) excludes certain shares*

      ----------------------------------------------------------------
11.	Percent of class represented by amount in row 9
	       			0%
      ----------------------------------------------------------------
12.	Type of Reporting person
	PN







CUSIP No  552721102 		   Page 4 of 8 Pages
- ----------------------------------------------------------------

SCHEDULE 13G

ITEM 1(A):  NAME OF ISSUER:

MFRI, INC.

1(B):  ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:

	7720 Lehigh Avenue
        Niles, IL 60714

TEM 2(A):  NAME OF PERSON FILING:

(i)   Babson Capital Management LLC (Babson) as investment adviser.
(ii)  Cobbs Wharf Master Fund, L.P. (Cobbs Wharf)


ITEM 2(B):  ADDRESS OF PRINCIPAL BUSINESS OFFICE:

Babson Capital Management LLC
470 Atlantic Avenue
Boston, MA   02210-2208

Cobbs Wharf Master Fund, L.P.
470 Atlantic Avenue
Boston, MA   02210-2208

ITEM 2(C):  CITIZENSHIP:

	See Cover Page

ITEM 2(D):  TITLE OF CLASS OF SECURITIES:

	See Cover Page

ITEM 2(E):  CUSIP NUMBER:

	See Cover Page

ITEM 3:  TYPE OF REPORTING PERSON:

If this statement is filed pursuant to Sections 240.13d-1 (b)
or 240.13d-2 (b) or (c), check whether the filing person is a:
(e)  [x]  An investment adviser in accordance with
          Section 240.13d-1 (b) (1) (ii) (E)


ITEM 4:  OWNERSHIP:

(a)AMOUNT BENEFICIALLY OWNED: Babson Capital Management LLC
(Babson Capital) in its capacity as investment adviser, may be deemed
the beneficial owner of 415,940 shares of common stock of the Issuer
which are owned by investment advisory client(s).  This constitutes
6.10% of the shares outstanding based on 6,831,930 shares of common
stock outstanding as reported in the Issuer's Quarterly Report on Form
10-Q for the period ending October 31, 2009.


Cobbs Wharf Master Fund, L.P. no longer beneficially owns shares.
Cobbs Wharf Master Fund, L.P., a Cayman Islands limited partnership
to which Babson Capital served as investment adviser, was liquidated
and has ceased operations and the shares of MFRI, Inc. previously
reported in the Schedule 13G amendment(3), were sold as part of the
Fund's liquidation.




CUSIP No  552721102 		   Page 5 of 8 Pages
- ----------------------------------------------------------------


ITEM 5:  OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS:

Not Applicable

ITEM 6:  OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON:

Not Applicable


ITEM 7: IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH
	ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING
	COMPANY:

Not Applicable

ITEM 8:  IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP:

Not Applicable

ITEM 9:  NOTICE OF DISSOLUTION OF GROUP:

Not Applicable

ITEM 10:  CERTIFICATION:
BABSON CAPITAL MANAGMENT LLC CERTIFICATION

By signing below I certify that, to the best of my knowledge and
belief, the securities referred to above were acquired and are held
in the ordinary course of business and were not acquired and are not
held for the purpose of or with the effect of changing or influencing
the control of the issuer of the securities and were not acquired and
are not held in connection with or as a participant in any transaction
having such purpose or effect.

SIGNATURE:

After reasonable inquiry and to the best of my knowledge and belief,
I certify that the information set forth in this statement is true,
complete and correct.

Date: February 12, 2010

Babson Capital Management LLC
Signature:  	// Melissa Lagrant //
Name/Title:  	   Melissa Lagrant
		   Managing Director




CUSIP No 552721102  		   Page 6 of 8 Pages
- ----------------------------------------------------------------
COBBS WHARF MASTER FUND, L.P. CERTIFICATION

By signing below I certify that, to the best of my knowledge and
belief, the securities referred to above were acquired and are held
in the ordinary course of business and were not acquired and are not
held for the purpose of or with the effect of changing or influencing
the control of the issuer of the securities and were not acquired and
are not held in connection with or as a participant in any transaction
having such purpose or effect.

SIGNATURE:

After reasonable inquiry and to the best of my knowledge and belief,
I certify that the information set forth in this statement is true,
complete and correct.

Date: February 12, 2010

Babson Capital Management LLC
Signature:  	// Melissa Lagrant //
Name/Title:  	   Melissa Lagrant
		   Managing Director





CUSIP No 552721102 		   Page 7 of 8 Pages
- ----------------------------------------------------------------
JOINT FILING AGREEMENT

This will confirm the agreement by and among all the undersigned
that the amended Schedule 13G filed on or about this date and any
future amendments thereto with respect to the beneficial ownership
by the undersigned of common shares of MFRI, Inc. is being
filed on behalf  of each of the undersigned in accordance with
Rule 13d-1(k)(1). This agreement may be executed in two or more
counterparts, each of which shall be deemed an original, but all
of which together shall constitute one and the same instrument.




        Date: February 12, 2010



	Babson Capital Management LLC
	_____________________________
	By: // Melissa Lagrant //
        Name:  Melissa Lagrant
	Title: Managing Director




	Date: February 12, 2010


	Cobbs Wharf Master Fund, L.P.
	_____________________________
	By: Cobbs Wharf Management, LLC
	Its General Partner

	By: // Melissa Lagrant //
        Name:  Melissa Lagrant
	Title: Managing Director




CUSIP No  552721102 		   Page 8 of 8 Pages
- ----------------------------------------------------------------


February 12, 2010


Securities and Exchange Commission
Operations Center
Attn:  Stop 0-7
6432 General Green Way
Alexandria, VA 22312-2413

Re:    Schedule 13G On Behalf Of MFRI, INC.
       For The Year Ending December 31, 2009

Dear Sir or Madam:

Babson Capital Management LLC and Cobbs Wharf Master Fund, L.P.
are filing today an amended Schedule 13G through the EDGAR system
to reflect a change in reporting persons.

Please note that the shares as to which this Schedule is filed were
owned by various investment advisory clients of Babson Capital
which may have been deemed a beneficial owner of the shares only by virtue
of the direct or indirect investment discretion it possessed pursuant
to the provisions of investment advisory agreements with such clients.

A copy of the Schedule 13G is being sent to the issuer as required
by Rule 13d-7.

Comments or questions concerning the above may be directed to the
undersigned at (617) 761-3731.

Sincerely,


// Melissa Lagrant //
Melissa Lagrant
Managing Director