Document:

Filed by Automated Filing Services Inc. (604) 609-0244 - Exploration Drilling International Inc. - Exhibit 10.43

LOAN AGREEMENT 

between 

EDI Exploration Drilling International Holding GmbH 

  represented by the managing director 

  Günter Thiemann 

  Goethestrasse 59, 45721 Haltern am See 

- in the following referred to as lender -

and 

EDI Exploration Drilling International GmbH 
represented by
the managing director 
Rainer Rotthäuser 
Goethestrasse 59, 45721 Haltern
am See 

- in the following referred to as borrower -

§ 1 Granting of loan 

	1. 	
      The lender grants the borrower a loan in the amount
    of

Euro      40,000.00 
(in words:
Euro forty thousand) 

	2. 	
      The loan will be paid out by transfer into the borrower’s
      account at the National-Bank, branch code 360 200 30, account 110
    5167.

§ 2 Interest, term and repayment of loan 

	1. 	
      The annual interest payable on the loan shall be 5.0
      %.

	 	 
	2. 	
      The term of the loan shall be 12 months, ending on
      10/08/2008.

	 	 
	3. 	
      The loan shall be repaid on 10/08/2008 into the lender’s
      account.

§ 3 Early repayment 

The borrower is entitled to repay the loan including
accumulated interest in one lump sum at any time, including before the end of
the term of the loan. A prepayment penalty shall not be due. 

1 

§ 4 Extraordinary right of cancellation 

The lender is entitled to recall the loan effective
immediately, if the borrowers’ financial circumstances deteriorate considerably,
thus putting the claim of repayment at risk. 

§ 5 Securities 

The borrower irrevocably transfers all of his claims as
managing director or shareholder (salary claims, profit distributions, new
shares issued, profit and loss transfers, liquidation proceeds, etc.) to the
lender. 

§ 6 Supplementary agreements, amendments, severability,
executed copies 

	1. 	
      There are no supplementary agreements. Amendments,
      additions as well as deletions of individual provisions of this agreement
      must be made in writing in order to be effective.

	 	 
	2. 	
      Should individual provisions of this agreement be
      invalid, the remainder of the agreement shall not be affected. In this
      case, the parties to the agreement are required to assume that a
      replacement provision has been agreed to, which fulfils the economic
      purpose of the invalid provision as much as possible.

	 	 
	3. 	
      This contract shall be issued in duplicate. The lender
      and the borrower shall each receive a copy signed by both parties to the
      agreement.

Haltern, August 9, 2007 

 

	Signature 	 	  
	  	 	  
	EDI Exploration Drilling International Holding GmbH 	 	EDI Exploration Drilling International GmbH
  
	Managing director, Günter Thiemann 	 	Managing director, Rainer Rotthäuser 
	- Lender - 	 	- Borrower - 

2Filed by Automated Filing Services Inc. (604) 609-0244 - Exploration Drilling International Inc. - Exhibit 10.53

LOAN AGREEMENT 

between 

Exploration Drilling International Holding GmbH 
represented
by the Managing Director 
Günter Thiemann 
Goethestraße 59, 45721 Haltern
am See 

- in the following referred to as lender -

and 

Exploration Drilling International GmbH 
represented by the
managing director 
Rainer Rotthäuser 
Goethestrasse 59 in 46721 Haltern am
See 

- in the following referred to as borrower -

§ 1 Granting of loan 

	 	(1) 	
      The lender grants the borrower a loan in the amount
    of

Euro           
 9,400.00 
(in words: Euro nine thousand four hundred) 

	 	(2) 	
      The loan shall be paid out by transfer into the
      borrower’s account at the Sparkasse Münsterland Ost, bank code 400 501 50,
      account number 46 44 46.

§ 2 Interest, term and repayment of loan 

	 	(1) 	
      The annual interest payable on the loan shall be 5.0
      %.

	 	(2) 	
      The term of the loan shall be approximately 14 months,
      ending on 31/12/2008.

	 	(3) 	
      The loan shall be repaid on 31/12/2008 by transfer into
      the lender’s account.

§ 3 Early repayment 

The borrower is entitled to repay the loan including
accumulated interest in one lump sum at any time, including before the end of
the term of the loan. A prepayment penalty shall not be due. 

[Initials]             

1 

§ 4 Extraordinary right of cancellation 

The lender is entitled to recall the loan effective
immediately, if the borrowers’ financial circumstances deteriorate considerably,
thus putting the claim of repayment at risk. 

§ 5 Securities 

The borrower irrevocably transfers all of his claims as
managing director or shareholder from any benefits, to which he is entitled,
(salary claims, profit distributions, new shares issued, profit and loss
transfers, liquidation proceeds, etc.) to the lender. 

§ 6 Supplementary agreements, amendments, severability,
executed copies 

	 	(1) 	
      There are no supplementary agreements. Amendments,
      additions as well as deletions of individual provisions of this agreement
      must be made in writing in order to be effective.

	 	 	 
	 	(2) 	
      Should individual provisions of this agreement be
      invalid, the remainder of the agreement shall not be affected. In this
      case, the parties to the agreement are required to assume that a
      replacement provision has been agreed to, which fulfils the economic
      purpose of the invalid provision as much as possible.

	 	 	 
	 	(3) 	
      This contract shall be issued in duplicate. The lender
      and the borrower shall each receive a copy signed by both parties to the
      agreement.

	Haltern, on 12/10/2007 	 	  
	  	 	  
	  	 	  
	  	 	  
	[Signature] 	 	 
    
	EDI Exploration Drilling International Holding GmbH 	 	EDI Exploration Drilling International GmbH
  
	Managing Director, Günter Thiemann 	 	Managing director, Rainer Rotthäuser 
	- Lender - 	 	- Borrower - 

2Filed by Automated Filing Services Inc. (604) 609-0244 - Exploration Drilling International Inc. - Exhibit 10.54

Addendum to the loan agreement dated 28/10/2006

 Extension

 LOAN AGREEMENT 

between 

DTB Patente GmbH 
represented by the Managing Director

Rainer Rotthäuser 
Goethestrasse 59, 45721 Haltern am See 

- in the following referred to as lender -

and 

EDI Exploration Drilling International GmbH 
represented by
the Managing Director 
Günter Thiemann 
Goethestrasse 59, 45721 Haltern am
See 

- in the following referred to as borrower -

The loan agreement, to which this addendum applies, is changed,
effective immediately, in § 2 paragraphs 2 and 3 as follows: 

§ 2 Interest, term and repayment of loan 

	 	2. 	
      The term shall be extended by 12 months and ends on
      30/11/2008.

	 	3. 	
      The loan shall be repaid on 30/11/2008 into the lender’s
      account.

All of the other provisions of the agreement remain unchanged
and valid. 

	Haltern, on 01/11/2007 	 	  
	 	 	 
	  	 	  
	  	 	[Signature] 
	DTB Patente GmbH 	 	EDI Exploration Drilling International GmbH
  
	- Lender - 	 	- Borrower -Filed by Automated Filing Services Inc. (604) 609-0244 - Exploration Drilling International Inc. - Exhibit 10.55

LOAN AGREEMENT 

between 

Exploration Drilling International Holding GmbH 
represented
by the Managing Director 
Günter Thiemann 
Goethestraße 59, 45721 Haltern
am See 

- in the following referred to as lender -

and 

Exploration Drilling International GmbH 
represented by the
managing director 
Rainer Rotthäuser 
Goethestrasse 59 in 46721 Haltern am
See 

- in the following referred to as borrower -

§ 1 Granting of loan 

	 	(1) 	
      The lender grants the borrower a loan in the amount
    of

Euro              
15,000.00 
(in words: Euro fifteen thousand) 

	 	(2) 	
      The loan shall be paid out by transfer into the
      borrower’s account at the Sparkasse Münsterland Ost, bank code 400 501 50,
      account number 46 44 46.

§ 2 Interest, term and repayment of loan 

	 	(1) 	
      The annual interest payable on the loan shall be 5.0
      %.

	 	(2) 	
      The term of the loan shall be approximately 13 months,
      ending on 31/12/2008.

	 	(3) 	
      The loan shall be repaid on 31/12/2008 by transfer into
      the lender’s account.

§ 3 Early repayment 

The borrower is entitled to repay the loan including
accumulated interest in one lump sum at any time, including before the end of
the term of the loan. A prepayment penalty shall not be due. 

[Initials]              

1 

§ 4 Extraordinary right of cancellation 

The lender is entitled to recall the loan effective
immediately, if the borrowers’ financial circumstances deteriorate considerably,
thus putting the claim of repayment at risk. 

§ 5 Securities 

The borrower irrevocably transfers all of his claims as
managing director or shareholder from any benefits, to which he is entitled,
(salary claims, profit distributions, new shares issued, profit and loss
transfers, liquidation proceeds, etc.) to the lender. 

§ 6 Supplementary agreements, amendments, severability,
executed copies 

	 	(1) 	
      There are no supplementary agreements. Amendments,
      additions as well as deletions of individual provisions of this agreement
      must be made in writing in order to be effective.

	 	 	 
	 	(2) 	
      Should individual provisions of this agreement be
      invalid, the remainder of the agreement shall not be affected. In this
      case, the parties to the agreement are required to assume that a
      replacement provision has been agreed to, which fulfils the economic
      purpose of the invalid provision as much as possible.

	 	 	 
	 	(3) 	
      This contract shall be issued in duplicate. The lender
      and the borrower shall each receive a copy signed by both parties to the
      agreement.

	Haltern, on 16/11/2007 	 	  
	  	 	  
	  	 	  
	  	 	  
	[Signature] 	 	 
    
	  	 	  
	EDI Exploration Drilling International Holding GmbH 	 	EDI Exploration Drilling International GmbH
  
	Managing Director, Günter Thiemann 	 	Managing director, Rainer Rotthäuser 
	- Lender - 	 	- Borrower - 

2

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