SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* FIRST RESERVE GP X INC (Last) (First) (Middle) ONE LAFAYETTE PLACE THIRD FLOOR (Street) GREENWICH CT 06830 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol CHART INDUSTRIES INC [ GTLS ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director X 10% Owner Officer (give title below) X Other (specify below) See Remark 1
	3. Date of Earliest Transaction (Month/Day/Year) 07/25/2006
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/18/2006		X		2,651,012(1)	A	$14(1)	10,603,192(1)	I(2)(3)	See Footnote(2)(3)
Common Stock(4)	07/25/2006		A		7,998(5)	A	(4)	10,611,190(6)	I(3)(7)	See Footnote(3)(7)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Warrant	$14(1)	05/18/2006(8)		X			1(1)	11/23/2005(9)	(9)	Common Stock	2,651,012(1)	$0.00	0	I	See Footnote(2)

1. Name and Address of Reporting Person* FIRST RESERVE GP X INC (Last) (First) (Middle) ONE LAFAYETTE PLACE THIRD FLOOR (Street) GREENWICH CT 06830 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer X Director X 10% Owner Officer (give title below) X Other (specify below) See Remark 1

1. Name and Address of Reporting Person* FIRST RESERVE FUND X LP (Last) (First) (Middle) ONE LAFAYETTE PLACE THIRD FLOOR (Street) GREENWICH CT 06830 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer X Director X 10% Owner Officer (give title below) X Other (specify below) See Remark 1

1. Name and Address of Reporting Person* FIRST RESERVE GP X LP (Last) (First) (Middle) ONE LAFAYETTE PLACE THIRD FLOOR (Street) GREENWICH CT 06830 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer X Director X 10% Owner Officer (give title below) X Other (specify below) See Remark 1

Explanation of Responses:

1. These figures reflect adjustments made per the 4.6263-for-one stock split effected by the Issuer prior to the consummation of its initial public offering.

2. These securities are directly owned by FR X Chart Holdings LLC ("Holdings"). In addition to Holdings, each of First Reserve GP X, Inc. ("GP X Inc."), First Reserve GP X, L.P. ("GP X"), and First Reserve Fund X, L.P. ("Fund X" and collectively with GP X Inc. and GP X, the "Fund Entities"), may be deemed to share beneficial ownership over such securities. Fund X is the sole member of Holdings. GP X is the general partner of Fund X, and GP X Inc. is the general partner of GP X.

3. Each Reporting Person disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. Additionally, pursuant to Rule 16a-1(a)(4) of the Securities Exchange Act of 1934, each Reporting Person states that this filing shall not be deemed an admission that such Reporting Person is the beneficial owner of any of the securities reported herein.

4. The restricted stock units as reported herein were granted by the Issuer under its Amended and Restated 2005 Stock Incentive Plan.

5. Consists of 2,666 restricted stock units granted by the Issuer under its Amended and Restated Stock Incentive Plan to each of Timothy H. Day, Ben A. Guill, and Kenneth W. Moore. Each of Messrs. Day, Guill and Moore are Directors of the Issuer and officers of GP X Inc.

6. Consists of the 10,603,192 shares of common stock held by FR X Chart Holdings LLC, and the 7,998 aggregate restricted stock units granted to Messrs. Day, Guill and Moore as reported herein.

7. The Fund Entities are entitled to a portion of the profits from the sale of Issuer securities held by Messrs. Day, Guill and Moore, and therefore the Fund Entities may be deemed to share beneficial ownership of the 7,998 aggregate restricted stock units granted to them, as reported herein. As noted above, the Fund Entities also may be deemed to share beneficial ownership over the securities owned by Holdings.

8. The Warrant was exercised on May 18, 2006, prior to the Issuer first registering any securities under Section 12 of the Securities Exchange Act of 1934.

9. Following approval by the Issuer's Board of Directors, the Issuer granted this Warrant to FR X Chart Holdings LLC on November 23, 2005. The Warrant was exercisable at any time.

Remarks:

(1) The Reporting Persons have included the designation of "Director" in order to satisfy potential filing obligations in the event any such Reporting Persons are deemed to be a director of the Issuer by deputization. (2) First Reserve GP X, Inc., by Anne E. Gold, Assistant Secretary, is signing for itself as the designated filer, as well as in the capacity of general partner of First Reserve GP X, L.P. First Reserve GP X, L.P., by Anne E. Gold, is signing in its capacity as general partner of First Reserve Fund X, L.P.

	Anne E. Gold, Authorized Person, In the Capacity as Described in Remark (2)	07/27/2006
	Anne E. Gold, In Capacity as Described in Remark (2)	07/27/2006
	Anne E. Gold, In Capacity as Described in Remark (2)	07/27/2006
	** Signature of Reporting Person	Date
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