FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * REILLEY DENNIS H   2. Issuer Name and Ticker or Trading Symbol PRAXAIR INC [PX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chairman (Last) (First) (Middle) C/O PRAXAIR, INC., 39 OLD RIDGEBURY ROAD 3. Date of Earliest Transaction (Month/Day/Year) 02/14/2007 (Street) DANBURY, CT 06810-5113 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) 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 02/14/2007   M   200,500 A $ 22.01 311,265.2512 D   Common Stock 02/14/2007   S   13,300 D $ 64 297,965.2512 D   Common Stock 02/14/2007   S   6,300 D $ 64.01 291,665.2512 D   Common Stock 02/14/2007   S   900 D $ 64.02 290,765.2512 D   Common Stock 02/14/2007   S   25,600 D $ 64.03 265,165.2512 D   Common Stock 02/14/2007   S   18,000 D $ 64.04 247,165.2512 D   Common Stock 02/14/2007   S   14,300 D $ 64.05 232,865.2512 D   Common Stock 02/14/2007   S   7,600 D $ 64.06 225,265.2512 D   Common Stock 02/14/2007   S   13,200 D $ 64.07 212,065.2512 D   Common Stock 02/14/2007   S   6,800 D $ 64.08 205,265.2512 D   Common Stock 02/14/2007   S   13,300 D $ 64.09 191,965.2512 D   Common Stock 02/14/2007   S   7,900 D $ 64.1 184,065.2512 D   Common Stock 02/14/2007   S   7,300 D $ 64.11 176,765.2512 D   Common Stock 02/14/2007   S   11,500 D $ 64.12 165,265.2512 D   Common Stock 02/14/2007   S   10,700 D $ 64.13 154,565.2512 D   Common Stock 02/14/2007   S   8,700 D $ 64.14 145,865.2512 D   Common Stock 02/14/2007   S   13,800 D $ 64.15 132,065.2512 D   Common Stock 02/14/2007   S   10,800 D $ 64.16 121,265.2512 D   Common Stock 02/14/2007   S   6,700 D $ 64.17 114,565.2512 D   Common Stock 02/14/2007   S   2,900 D $ 64.18 111,665.2512 D   Common Stock 02/14/2007   S   900 D $ 64.19 110,765.2512 D   Common Stock 02/15/2007   M   69,500 A $ 22.01 180,265.2512 D   Common Stock 02/15/2007   M   100,000 A $ 27.43 280,265.2512 D   Common Stock 02/15/2007   S   700 D $ 63.6 279,565.2512 D   Common Stock 02/15/2007   S   100 D $ 63.62 279,465.2512 D   Common Stock 02/15/2007   S   800 D $ 63.63 278,665.2512 D   Common Stock 02/15/2007   S   4,000 D $ 63.64 274,665.2512 D   Common Stock 02/15/2007   S   3,300 D $ 63.65 271,365.2512 D   Common Stock 02/15/2007   S   8,800 D $ 63.66 262,565.2512 D   Common Stock 02/15/2007   S   6,500 D $ 63.67 256,065.2512 D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 Underlying Securities (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 of Derivative Security: 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

Common Stock

$ 22.01

02/14/2007

M

200,500

02/21/2002

02/21/2011

Common Stock

200,500

$ 0

69,500

D

Common Stock

$ 22.01

02/15/2007

M

69,500

02/21/2002

02/21/2011

Common Stock

69,500

$ 0

0

D

Common Stock

$ 27.43

02/15/2007

M

100,000

01/02/2003

01/02/2012

Common Stock

100,000

$ 0

340,000

D

Stock Option (right to buy)

$ 26.425

02/28/2004

02/28/2013

Common Stock

400,000

400,000

D

Stock Option (right to buy)

$ 36.58

02/24/2005

02/24/2014

Common Stock

400,000

400,000

D

Stock Option (right to buy)

$ 44.25

02/22/2006

02/22/2015

Common Stock

454,100

454,100

D

Stock Option (right to buy)

$ 53.98

02/28/2007

02/28/2016

Common Stock

475,000

475,000

D

Deferred Stock (1)

(2)

(1)

(1)

Common Stock

77,789.865

77,789.865

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
REILLEY DENNIS H C/O PRAXAIR, INC. 39 OLD RIDGEBURY ROAD DANBURY, CT 06810-5113	X		Chairman

Signatures

Anthony M. Pepper, Attorney-in-fact		02/16/2007
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Deferred stock units accrued under the 1993 Praxair, Inc. Compensation Deferral Program as amended and are to be settled in Praxair Common Stock.
(2)	Conversion to Praxair Common Stock is on a 1-for-1 basis.
Remarks: 1 of 3 Forms 4

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